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OBA YASUHIRO  大場 康弘

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大場 康弘  オオバ ヤスヒロ

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Researcher Number 00507535
Other IDs
Affiliation (Current) 2025: 北海道大学, 低温科学研究所, 准教授
Affiliation (based on the past Project Information) *help 2019 – 2025: 北海道大学, 低温科学研究所, 准教授
2015 – 2019: 北海道大学, 低温科学研究所, 助教
2012 – 2014: 北海道大学, 低温科学研究所, 特任助教
2009: 北大, 低温科学研究所
Review Section/Research Field
Principal Investigator
Medium-sized Section 17:Earth and planetary science and related fields / Transformative Research Areas, Section (II) / Geochemistry/Cosmochemistry / Science and Engineering / Geochemistry/Astrochemistry
Except Principal Investigator
Petrology/Mineralogy/Economic geology / Mathematics and Physics / Science and Engineering / Geochemistry/Astrochemistry
Keywords
Principal Investigator
化学進化 / 星間分子雲 / 重水素濃集 / 分子進化 / 光化学反応 / アミノ酸 / 核酸 / 生命の起源 / 地球外物質 / 隕石母天体 … More / ヘキサメチレンテトラミン / 同位体分別 / 遺伝物質 / プロト核酸塩基 / 地球外環境 / 表面プラズモン共鳴 / 局在表面プラズモン共鳴 / 可視光 / 複素環化合物 / 遺伝情報 / 核酸塩基 / 炭素質隕石 / HMT / 星間分子 / 太陽系 / 熱水反応 / 水素同位体分別 / 熱変質 / 熱水変質 / 隕石有機物 / 高分解能質量分析 / 重水素 / トンネル効果 / 表面反応 / 硫黄 / 星間塵表面反応 / 極低温表面反応 … More
Except Principal Investigator
地球外物質科学 / 重水素濃集 / 星間塵表面反応 / ケイ酸塩鉱物 / 元素分別濃集過程 / 表面化学 / 原子・分子物理 / 地球外物質 / 核スピン転換 / 表面反応 / 重水素農集 / 星間化学物理 / 星間塵 / 分子進化 / 冷凍機 / メゾスコピック系 / 電子顕微鏡 / 結晶成長 / マトリクス昇華法 / 超高真空透過型電子顕微鏡 / 高密度アモルファス氷 / マトリックス昇華法 / 氷XI / 紫外線照射 / 氷結晶 / アモルファス氷 / 超高真空極低温透過型電子顕微鏡 / 化学進化 / 同位体分別 / 地球外物質化学 Less
  • Research Projects

    (15 results)
  • Research Products

    (241 results)
  • Co-Researchers

    (23 People)
  •  地球外有機分子を材料とした原始地球環境での核酸合成Principal Investigator

    • Principal Investigator
      大場 康弘
    • Project Period (FY)
      2025 – 2027
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Hokkaido University
  •  Searching for "proto-nucleobases" in extraterrestrial materials and the elucidation of their formation mechanismPrincipal Investigator

    • Principal Investigator
      大場 康弘
    • Project Period (FY)
      2023 – 2024
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (II)
    • Research Institution
      Hokkaido University
  •  On the role of hexamethylenetetramine through the molecular evolution from molecular clouds to the solar systemPrincipal Investigator

    • Principal Investigator
      大場 康弘
    • Project Period (FY)
      2021 – 2022
    • Research Category
      Grant-in-Aid for Transformative Research Areas (A)
    • Review Section
      Transformative Research Areas, Section (II)
    • Research Institution
      Hokkaido University
  •  原始地球上での核酸合成に関する新展開:地球外からの材料供給の可能性に迫るPrincipal Investigator

    • Principal Investigator
      大場 康弘
    • Project Period (FY)
      2021 – 2024
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Hokkaido University
  •  Search for unknown processes on molecular evolution in space: photochemical reactions induced by visible lightPrincipal Investigator

    • Principal Investigator
      Oba Yasuhiro
    • Project Period (FY)
      2021 – 2022
    • Research Category
      Grant-in-Aid for Challenging Research (Exploratory)
    • Review Section
      Medium-sized Section 17:Earth and planetary science and related fields
    • Research Institution
      Hokkaido University
  •  Chemical evolution on cosmic dust: approach from elementary processes

    • Principal Investigator
      Watanabe Naoki
    • Project Period (FY)
      2017 – 2021
    • Research Category
      Grant-in-Aid for Specially Promoted Research
    • Review Section
      Science and Engineering
      Mathematics and Physics
    • Research Institution
      Hokkaido University
  •  星間分子雲初期に起こるケイ酸塩星間塵表面での分子進化

    • Principal Investigator
      渡部 直樹
    • Project Period (FY)
      2017
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Petrology/Mineralogy/Economic geology
    • Research Institution
      Hokkaido University
  •  From interstellar molecules to meteoritic organics: experimental studies on the pathways toward molecular complexities based on the degree of deuterium enrichmentPrincipal Investigator

    • Principal Investigator
      Oba Yasuhiro
    • Project Period (FY)
      2017 – 2020
    • Research Category
      Grant-in-Aid for Young Scientists (A)
    • Research Field
      Geochemistry/Cosmochemistry
    • Research Institution
      Hokkaido University
  •  光化学反応による星間分子の重水素濃集度の変化Principal Investigator

    • Principal Investigator
      大場 康弘
    • Project Period (FY)
      2016 – 2017
    • Research Category
      Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
    • Review Section
      Science and Engineering
    • Research Institution
      Hokkaido University
  •  星間塵表面反応による有機分子の重水素濃集:炭素鎖伸長による濃集度の変化Principal Investigator

    • Principal Investigator
      大場 康弘
    • Project Period (FY)
      2014 – 2015
    • Research Category
      Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
    • Review Section
      Science and Engineering
    • Research Institution
      Hokkaido University
  •  Chemical evolution of sulfur-bearing molecules in interstellar molecular cloudsPrincipal Investigator

    • Principal Investigator
      OBA YASUHIRO
    • Project Period (FY)
      2014 – 2016
    • Research Category
      Grant-in-Aid for Young Scientists (A)
    • Research Field
      Geochemistry/Cosmochemistry
    • Research Institution
      Hokkaido University
  •  Development of ultrahigh vacuum (UHV) transmission electron microscope for in-situ observation of ice

    • Principal Investigator
      Kouchi Akira
    • Project Period (FY)
      2013 – 2015
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Petrology/Mineralogy/Economic geology
    • Research Institution
      Hokkaido University
  •  Mechanisms of formation and isotope fractionation of interstellar molecules on cosmic dust

    • Principal Investigator
      WATANABE NAOKI
    • Project Period (FY)
      2012 – 2016
    • Research Category
      Grant-in-Aid for Scientific Research (S)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      Hokkaido University
  •  Deuterium fractionation of amino acids by low-temperature atomic reactions on grain surfaces in molecular cloudsPrincipal Investigator

    • Principal Investigator
      OBA YASUHIRO
    • Project Period (FY)
      2012 – 2013
    • Research Category
      Grant-in-Aid for Research Activity Start-up
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      Hokkaido University
  •  星間塵表面原子反応によるアミノ酸前駆物質の生成機構Principal Investigator

    • Principal Investigator
      大場 康弘
    • Project Period (FY)
      2009
    • Research Category
      Grant-in-Aid for Young Scientists (B)
    • Research Field
      Geochemistry/Astrochemistry
    • Research Institution
      Hokkaido University

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 Other

All Journal Article Presentation Book

  • [Book] 現代化学「いる」or「いない」どっちの証明が難しい? ― 金星に生命の痕跡!? ―2020

    • Author(s)
      大場 康弘
    • Total Pages
      80
    • Publisher
      東京化学同人
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Journal Article] Abundant extraterrestrial purine nucleobases in the Murchison meteorite: Implications for a unified mechanism for purine synthesis in carbonaceous chondrite parent bodies2024

    • Author(s)
      Koga, T., Takano, Y., Oba, Y., Naraoka, H., and Ohkouchi, N.
    • Journal Title

      Geochimica et Cosmochimica Acta

      Volume: 365 Pages: 253-265

    • DOI

      10.1016/j.gca.2023.10.024

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-22KJ3192, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-23H00148, KAKENHI-PROJECT-20H02019
  • [Journal Article] The spatial distribution of soluble organic matter and their relationship to minerals in the asteroid (162173) Ryugu2023

    • Author(s)
      Hashiguchi, Minako; Aoki, Dan; Fukushima, Kazuhiko and 51 more (Yabuta, H.は34番目)
    • Journal Title

      Earth, Planets and Space

      Volume: 75 Issue: 1 Pages: 73-73

    • DOI

      10.1186/s40623-023-01792-w

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K18659, KAKENHI-PROJECT-22K21344, KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-19K03910, KAKENHI-PLANNED-20H05846, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-19H00725, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-21H01203
  • [Journal Article] Surface Reaction of Methyl Mercaptan (CH<sub>3</sub>SH) with Hydrogen Atoms on Amorphous Solid Water2023

    • Author(s)
      Nguyen Thanh、Oba Yasuhiro、Sameera W. M. C.、Furuya Kenji、Kouchi Akira、Watanabe Naoki
    • Journal Title

      The Astrophysical Journal

      Volume: 944 Issue: 2 Pages: 219-219

    • DOI

      10.3847/1538-4357/acafde

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-21H05414, KAKENHI-PUBLICLY-21H05416, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-22H00159, KAKENHI-PROJECT-22KF0001, KAKENHI-PLANNED-20H05847
  • [Journal Article] Chemical evolution of primordial salts and organic sulfur molecules in the asteroid 162173 Ryugu2023

    • Author(s)
      Yoshimura, Toshihiro; Takano, Yoshinori; Naraoka, Hiroshi and 84 more (Yabuta, H.は26番目)
    • Journal Title

      Nature Communications

      Volume: 14 Issue: 1 Pages: 5284-5284

    • DOI

      10.1038/s41467-023-40871-0

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21K18659, KAKENHI-PROJECT-22K21344, KAKENHI-PROJECT-21KK0058, KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-22KJ3192, KAKENHI-PLANNED-20H05846, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-19H00725, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-23H00143, KAKENHI-PROJECT-23H00148, KAKENHI-PROJECT-21H01203, KAKENHI-PROJECT-21H01204
  • [Journal Article] Determination of the Branching Ratio of CH<sub>3</sub>OH + OH Reaction on Water Ice Surface at 10 K2023

    • Author(s)
      Ishibashi Atsuki、Hidaka Hiroshi、Sameera W. M. C.、Oba Yasuhiro、Watanabe Naoki
    • Journal Title

      The Astrophysical Journal

      Volume: 960 Issue: 1 Pages: 90-90

    • DOI

      10.3847/1538-4357/acfb82

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19058, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-21H04501
  • [Journal Article] Polycyclic aromatic hydrocarbons in samples of Ryugu formed in the interstellar medium2023

    • Author(s)
      Zeichner S. S., Aponte J. C., Bhattacharjee S., Dong G., Hofmann A. E., ..., Tachibana S., et al
    • Journal Title

      Science

      Volume: 382 Issue: 6677 Pages: 1411-1416

    • DOI

      10.1126/science.adg6304

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-22K21344, KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-22KJ3192, KAKENHI-PLANNED-20H05846, KAKENHI-PLANNED-20H05970, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-20H05701, KAKENHI-PROJECT-19H00725, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-23H00148
  • [Journal Article] Investigating the impact of x‐ray computed tomography imaging on soluble organic matter in the Murchison meteorite: Implications for Bennu sample analyses2023

    • Author(s)
      Glavin, D.P., Eckley, S.A., Aponte, J.C., Berger, E.L., Burton, A.S., Dworkin, J.P., Elsila, J.E., Ferguson, F.T., Furukawa, Y., Graham, H.V., Koga, T., Liss, M., McLain, H.L., Naraoka, H., Oba, Y., Parker, E.T., Righter, K., Schmitt-Kopplin, P., Simkus, D.N., Takano, Y., Connolly, H.C.Jr., and Lauretta, D.S. et al.
    • Journal Title

      Meteoritics & Planetary Science

      Volume: 59 Issue: 1 Pages: 105-133

    • DOI

      10.1111/maps.14111

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-22KJ3192, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-23H00148
  • [Journal Article] Ryugu asteroid sample return provides a natural laboratory for primordial chemical evolution2023

    • Author(s)
      Oba, Y., Takano, Y., Dworkin, J.P., and Naraoka, H.
    • Journal Title

      Nature Communications

      Volume: 14 Issue: 1 Pages: 3107-3107

    • DOI

      10.1038/s41467-023-38518-1

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21KK0062, KAKENHI-PLANNED-20H05846, KAKENHI-PUBLICLY-23H03980, KAKENHI-PROJECT-21H04501
  • [Journal Article] Soluble organic molecules in samples of the carbonaceous asteroid (162173) Ryugu2023

    • Author(s)
      Naraoka Hiroshi、Takano Yoshinori、Dworkin Jason P.、Oba Yasuhiro、Hamase Kenji、Furusho Aogu、Ogawa Nanako O.、Hashiguchi Minako、Fukushima Kazuhiko、Aoki Dan ... Yabuta Hikaru ... et al.
    • Journal Title

      Science

      Volume: 379 Issue: 6634 Pages: 9033-9033

    • DOI

      10.1126/science.abn9033

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-21K03647, KAKENHI-PROJECT-21K18659, KAKENHI-PROJECT-18KK0128, KAKENHI-PROJECT-21H04968, KAKENHI-PUBLICLY-21H05414, KAKENHI-PROJECT-20H00194, KAKENHI-PROJECT-20H00202, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-19H01954, KAKENHI-PROJECT-22KJ3192, KAKENHI-WRAPUP-22H04900, KAKENHI-ORGANIZER-17H06454, KAKENHI-PLANNED-17H06459, KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-21H01203, KAKENHI-PROJECT-21H04985, KAKENHI-PROJECT-19H00725
  • [Journal Article] Uracil in the carbonaceous asteroid (162173) Ryugu2023

    • Author(s)
      Oba Yasuhiro、Koga Toshiki、Takano Yoshinori、Ogawa Nanako O.、Ohkouchi Naohiko、Sasaki Kazunori、Sato Hajime、Glavin Daniel P.、Dworkin Jason P. ... Yabuta Hikaru ... Hayabusa2-initial-analysis SOM team
    • Journal Title

      Nature Communications

      Volume: 14 Issue: 1 Pages: 1292-1292

    • DOI

      10.1038/s41467-023-36904-3

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-21K18659, KAKENHI-PUBLICLY-21H05414, KAKENHI-PROJECT-20H00202, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-19H01954, KAKENHI-PROJECT-22KJ3192, KAKENHI-PLANNED-17H06459, KAKENHI-PROJECT-21KK0062, KAKENHI-PROJECT-19H00725
  • [Journal Article] Hydrogen abstraction reactions in formic and thioformic acid isomers by hydrogen and deuterium atoms2022

    • Author(s)
      Molpeceres G.、Jimnez-Serra I.、Oba Y.、Nguyen T.、Watanabe N.、de la Concepcion J. Garcia、Mate B.、Oliveira R.、Kastner J.
    • Journal Title

      Astronomy &amp; Astrophysics

      Volume: 663 Pages: A41-A41

    • DOI

      10.1051/0004-6361/202243366

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-21H05414, KAKENHI-PLANNED-20H05847
  • [Journal Article] Misaligned Rotations of the Envelope, Outflow, and Disks in the Multiple Protostellar System of VLA 1623-2417: FAUST. III2022

    • Author(s)
      Ohashi Satoshi、Codella Claudio、Sakai Nami、et al.
    • Journal Title

      The Astrophysical Journal

      Volume: 927 Issue: 1 Pages: 54-54

    • DOI

      10.3847/1538-4357/ac4cae

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K23469, KAKENHI-PROJECT-18H05222, KAKENHI-PROJECT-17H06087, KAKENHI-PLANNED-20H05845, KAKENHI-PUBLICLY-21H05421, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-21H01143, KAKENHI-PROJECT-19K03906, KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-21K13960, KAKENHI-PROJECT-22K14081, KAKENHI-PROJECT-22KJ0155, KAKENHI-PROJECT-20K14533, KAKENHI-PLANNED-20H05847, KAKENHI-PLANNED-18H05441
  • [Journal Article] Quantifying the Chemical Desorption of H2S and PH from Amorphous Water-ice Surfaces2022

    • Author(s)
      Furuya Kenji、Oba Yasuhiro、Shimonishi Takashi
    • Journal Title

      The Astrophysical Journal

      Volume: 926 Issue: 2 Pages: 171-171

    • DOI

      10.3847/1538-4357/ac4260

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17H06087, KAKENHI-PLANNED-20H05845, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-21K13967, KAKENHI-PLANNED-20H05847, KAKENHI-PROJECT-21H01145
  • [Journal Article] Diffusion Activation Energy and Desorption Activation Energy for Astrochemically Relevant Species on Water Ice Show No Clear Relation2022

    • Author(s)
      Furuya Kenji、Hama Tetsuya、Oba Yasuhiro、Kouchi Akira、Watanabe Naoki、Aikawa Yuri
    • Journal Title

      The Astrophysical Journal Letters

      Volume: 933 Issue: 1 Pages: L16-L16

    • DOI

      10.3847/2041-8213/ac78e9

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-21K13967, KAKENHI-PLANNED-20H05849, KAKENHI-PUBLICLY-21H05414, KAKENHI-PUBLICLY-21H05421, KAKENHI-PROJECT-18H05222, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-22H00159, KAKENHI-PROJECT-21H01143, KAKENHI-PLANNED-20H05847
  • [Journal Article] Chiral Ice Crystals in Space2022

    • Author(s)
      Kouchi Akira、Shimonishi Takashi、Yamazaki Tomoya、Tsuge Masashi、Nakatani Naoki、Furuya Kenji、Niinomi Hiromasa、Oba Yasuhiro、Hama Tetsuya、Katsuno Hiroyasu、Watanabe Naoki、Kimura Yuki
    • Journal Title

      IntechOpen

      Volume: -

    • DOI

      10.5772/intechopen.106708

    • ISBN
      9781803550572, 9781803550589
    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PLANNED-20H05849, KAKENHI-PUBLICLY-21H05421, KAKENHI-PROJECT-21H01143, KAKENHI-PROJECT-21K18639
  • [Journal Article] Maleimide index: a paleo-redox index based on fragmented fossil-chlorophylls obtained by chromic acid oxidation2022

    • Author(s)
      Asahina Kenta、Takahashi Satoshi、Saito Ryosuke、Kaiho Kunio、Oba Yasuhiro
    • Journal Title

      RSC Advances

      Volume: 12 Issue: 48 Pages: 31061-31067

    • DOI

      10.1039/d2ra04702k

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PUBLICLY-21H05414, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-20K04143, KAKENHI-PROJECT-22H00182, KAKENHI-PROJECT-23K22616
  • [Journal Article] Identifying the wide diversity of extraterrestrial purine and pyrimidine nucleobases in carbonaceous meteorites2022

    • Author(s)
      Oba Yasuhiro、Takano Yoshinori、Furukawa Yoshihiro、Koga Toshiki、Glavin Daniel P.、Dworkin Jason P.、Naraoka Hiroshi
    • Journal Title

      Nature Communications

      Volume: 13 Issue: 1 Pages: 2008-2008

    • DOI

      10.1038/s41467-022-29612-x

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00202, KAKENHI-PROJECT-21KK0062, KAKENHI-PUBLICLY-21H05414, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-22KJ3192
  • [Journal Article] イオンペアクロマトグラフィー/電子スプレーイオン化質量分析法(LC/ESI-MS)による短鎖ペプチド類のマススペクトル解析2021

    • Author(s)
      高野 淑識, 大場 康弘, 大河内 直彦
    • Journal Title

      Researches in Organic Geochemistry

      Volume: 37 Pages: 15-43

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Journal Article] UV-induced formation of ice XI observed using an ultra-high vacuum cryogenic transmission electron microscope and its implications for planetary science2021

    • Author(s)
      Kouchi Akira、Kimura Yuki、Kitajima Kensei、Katsuno Hiroyasu、Hidaka Hiroshi、Oba Yasuhiro、Tsuge Masashi、Yamazaki Tomoya、Fujita Kazuyuki、Hama Tetsuya、Takahashi Yukihiro、Nakatsubo Shunichi、Watanabe Naoki
    • Journal Title

      Frontiers in Chemistry

      Volume: 9 Pages: 799851-799851

    • DOI

      10.3389/fchem.2021.799851

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-17H06087, KAKENHI-PUBLICLY-21H05421, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-21H01143, KAKENHI-PROJECT-20K14534
  • [Journal Article] Experimental and Computational Studies on the Physicochemical Behavior of Phosphine Induced by Reactions with H and D Atoms on Interstellar Ice Grains2021

    • Author(s)
      Nguyen Thanh、Oba Yasuhiro、Sameera W. M. C.、Kouchi Akira、Watanabe Naoki
    • Journal Title

      The Astrophysical Journal

      Volume: 918 Issue: 2 Pages: 73-73

    • DOI

      10.3847/1538-4357/ac0cf4

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K03940, KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-17H06087, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-22KF0001
  • [Journal Article] Transmission Electron Microscopy Study of the Morphology of Ices Composed of H2O, CO2, and CO on Refractory Grains2021

    • Author(s)
      Kouchi, A., Tsuge, M., Hama, T., Oba, Y., Okuzumi, S., Sirono, S.-. iti ., Momose, M., Nakatani, N., Furuya, K., Shimonishi, T., Yamazaki, T., Hidaka, H., Kimura, Y., Murata, K.-. ichiro ., Fujita, K., Nakatsubo, S., Tachibana, S., & Watanabe, N.
    • Journal Title

      The Astrophysical Journal

      Volume: 918 Issue: 2 Pages: 45-45

    • DOI

      10.3847/1538-4357/ac0ae6

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K03926, KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-17H06087, KAKENHI-PUBLICLY-20H04676, KAKENHI-PUBLICLY-21H05421, KAKENHI-PROJECT-19H00712, KAKENHI-PROJECT-20H00205, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-21H01139, KAKENHI-PROJECT-21H01143, KAKENHI-PROJECT-21H01824, KAKENHI-PLANNED-20H05846, KAKENHI-PROJECT-17H01103, KAKENHI-PLANNED-18H05438, KAKENHI-PLANNED-18H05441
  • [Journal Article] FAUST. II. Discovery of a Secondary Outflow in IRAS 15398-3359: Variability in Outflow Direction during the Earliest Stage of Star Formation?2021

    • Author(s)
      Okoda Yuki、Oya Yoko、Francis Logan、... Nomura Hideko ... et al. (69人中47番目)
    • Journal Title

      The Astrophysical Journal

      Volume: 910 Issue: 1 Pages: 11-11

    • DOI

      10.3847/1538-4357/abddb1

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-19K23469, KAKENHI-PROJECT-16H02160, KAKENHI-PUBLICLY-19H05069, KAKENHI-PROJECT-18H01262, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-20J13783, KAKENHI-PROJECT-19K22901, KAKENHI-PROJECT-17H06087, KAKENHI-PLANNED-18H05441, KAKENHI-PROJECT-19K03906, KAKENHI-ORGANIZER-18H05436, KAKENHI-PLANNED-18H05437, KAKENHI-PLANNED-20H05847, KAKENHI-PROJECT-18H05222
  • [Journal Article] Formation of chiral CO polyhedral crystals on icy interstellar grains2021

    • Author(s)
      Kouchi, A., Tsuge, M., Hama, T., Niinomi, H., Nakatani, N., Shimonishi, T., Oba, Y., Kimura, Y., Sirono, S.-. iti ., Okuzumi, S., Momose, M., Furuya, K., & Watanabe, N.
    • Journal Title

      Monthly Notices of the Royal Astronomical Society

      Volume: 505 Issue: 1 Pages: 1530-1542

    • DOI

      10.1093/mnras/stab1173

    • NAID

      120007132042

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K03926, KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-17H06087, KAKENHI-PUBLICLY-21H05421, KAKENHI-PROJECT-20H00205, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-20H02686, KAKENHI-PROJECT-21H01143, KAKENHI-PROJECT-17H01103, KAKENHI-PLANNED-18H05438, KAKENHI-PLANNED-18H05441
  • [Journal Article] Efficient formation pathway of methyl formate: The role of OH radicals on ice dust2021

    • Author(s)
      Ishibashi Atsuki、Hidaka Hiroshi、Oba Yasuhiro、Kouchi Akira、Watanabe Naoki
    • Journal Title

      The Astrophysical Journal Letters

      Volume: 921 Issue: 1 Pages: L13-L13

    • DOI

      10.3847/2041-8213/ac3005

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-17H06087, KAKENHI-PUBLICLY-21H05414, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-20J21681
  • [Journal Article] Successive H-atom Addition to Solid OCS on Compact Amorphous Solid Water2021

    • Author(s)
      Nguyen Thanh、Oba Yasuhiro、Sameera W. M. C.、Kouchi Akira、Watanabe Naoki
    • Journal Title

      The Astrophysical Journal

      Volume: 922 Issue: 2 Pages: 146-146

    • DOI

      10.3847/1538-4357/ac2238

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K03940, KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-21K13974, KAKENHI-PROJECT-17H06087, KAKENHI-PUBLICLY-21H05414, KAKENHI-PUBLICLY-21H05416, KAKENHI-PROJECT-21H04501, KAKENHI-PROJECT-22KF0001
  • [Journal Article] Analytical development of seamless procedures on cation-exchange chromatography and ion-pair chromatography with high-precision mass spectrometry for short-chain peptides.2021

    • Author(s)
      Takano, Y., Oba, Y., Furota, S., Naraoka, H., Ogawa, N., Blattmann, T. M. and Ohkouchi, N.
    • Journal Title

      Inter. J. Mass Spectrom.

      Volume: 462 Pages: 116529-116529

    • DOI

      10.1016/j.ijms.2021.116529

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20H00202, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-20H02019, KAKENHI-PROJECT-17H06087, KAKENHI-PROJECT-20H00208, KAKENHI-PROJECT-21H04501, KAKENHI-PLANNED-20H05846
  • [Journal Article] UV-ray irradiation never causes amorphization of crystalline CO2: A transmission electron microscopy study2020

    • Author(s)
      Tsuge M., Nguyen T., Oba Y., Hama T., Kouchi A., Watanabe N.
    • Journal Title

      Chemical Physics Letters

      Volume: 760 Pages: 137999-137999

    • DOI

      10.1016/j.cplett.2020.137999

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-18H01262, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-18K03717, KAKENHI-PROJECT-19K22901, KAKENHI-PROJECT-19K23449, KAKENHI-PROJECT-17H06087, KAKENHI-PLANNED-20H05849
  • [Journal Article] Precometary organic matter: A hidden reservoir of water inside the snow line2020

    • Author(s)
      Nakano Hideyuki、Hirakawa Naoki、Matsubara Yasuhiro、Yamashita Shigeru、Okuchi Takuo、Asahina Kenta、Tanaka Ryo、Suzuki Noriyuki、Naraoka Hiroshi、Takano Yoshinori、Tachibana Shogo、Hama Tetsuya、Oba Yasuhiro、Kimura Yuki、Watanabe Naoki、Kouchi Akira
    • Journal Title

      Scientific Reports

      Volume: 10 Issue: 1 Pages: 7755-7755

    • DOI

      10.1038/s41598-020-64815-6

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-20K04143, KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-17H01172, KAKENHI-PROJECT-16H06349, KAKENHI-PROJECT-18H01262, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-19K22901, KAKENHI-PROJECT-17H06087, KAKENHI-PLANNED-20H05849
  • [Journal Article] Extraterrestrial hexamethylenetetramine in meteorites-a precursor of prebiotic chemistry in the inner solar system.2020

    • Author(s)
      Oba Y., Takano Y., Naraoka H., Furukawa Y., Glavin D. P., Dworkin J. P. and Tachibana S.
    • Journal Title

      Nature Communications

      Volume: 11 Issue: 1 Pages: 6243-6243

    • DOI

      10.1038/s41467-020-20038-x

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-16H06349, KAKENHI-PROJECT-20H00202, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-18K08136, KAKENHI-PROJECT-17H06087, KAKENHI-PROJECT-20H02019
  • [Journal Article] An Experimental Study of Chemical Desorption for Phosphine in Interstellar Ice2020

    • Author(s)
      Nguyen T., Oba Y., Shimonishi T., Kouchi A., Watanabe N.
    • Journal Title

      The Astrophysical Journal Letters

      Volume: 898, Issue: 2 Pages: L52-L52

    • DOI

      10.3847/2041-8213/aba695

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-19K23449, KAKENHI-PROJECT-17H06087, KAKENHI-PLANNED-20H05849
  • [Journal Article] FAUST I. The hot corino at the heart of the prototypical Class I protostar L1551 IRS52020

    • Author(s)
      Bianchi E、Chandler C J、Ceccarelli C ... Nomura, H. ... et al. (66人中46番目)
    • Journal Title

      Monthly Notices of the Royal Astronomical Society: Letters

      Volume: 498 Issue: 1 Pages: L87-L92

    • DOI

      10.1093/mnrasl/slaa130

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-19K03910, KAKENHI-PROJECT-19K23469, KAKENHI-PROJECT-18H01262, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-19K22901, KAKENHI-PROJECT-17H06087, KAKENHI-PLANNED-18H05441, KAKENHI-PROJECT-18H05222
  • [Journal Article] Nucleobase synthesis in interstellar ices2019

    • Author(s)
      Y. Oba, Y. Takano, H. Naraoka, N. Watanabe and A. Kouchi
    • Journal Title

      Nature Communications

      Volume: 10 Issue: 1 Pages: 4413-4413

    • DOI

      10.1038/s41467-019-12404-1

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-15H05749, KAKENHI-PROJECT-16H04072, KAKENHI-PROJECT-16H04083, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-17H06087
  • [Journal Article] Physico-chemical Behavior of Hydrogen Sulfide Induced by Reactions with H and D Atoms on Different Types of Ice Surfaces at Low Temperature2019

    • Author(s)
      Y. Oba, T.Tomaru, A. Kouchi, N. Naoki
    • Journal Title

      The Astrophysical Journal

      Volume: 874 Issue: 2 Pages: 124-124

    • DOI

      10.3847/1538-4357/ab0961

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17H06087, KAKENHI-WRAPUP-18H05186, KAKENHI-PROJECT-17H04862, KAKENHI-PROJECT-19K21887, KAKENHI-PROJECT-16H04072
  • [Journal Article] An infrared measurement of chemical desorption from interstellar ice analogues2018

    • Author(s)
      Y. Oba, T. Tomaru, T. Lamberts, A. Kouchi, N. Watanabe
    • Journal Title

      Nature Astronomy

      Volume: 2 Issue: 3 Pages: 228-232

    • DOI

      10.1038/s41550-018-0380-9

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087, KAKENHI-PUBLICLY-16H00926, KAKENHI-ORGANIZER-25108001, KAKENHI-PLANNED-25108002, KAKENHI-PROJECT-16H04072, KAKENHI-PROJECT-17H04862, KAKENHI-INTERNATIONAL-15K21735
  • [Journal Article] なぜ宇宙空間の分子はガス状で存在できるのか?星間塵上の化学反応によるガスの放出を放出を実証2018

    • Author(s)
      渡部直樹・大場康弘
    • Journal Title

      化学

      Volume: 73 Pages: 12-15

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Journal Article] Deuterium Fractionation upon the Formation of Hexamethylenetetramines through Photochemical Reactions of Interstellar Ice Analogs Containing Deuterated Methanol Isotopologues2017

    • Author(s)
      Y. Oba, Y. Takano, H. Naraoka, A. Kouchi, N. Watanabe
    • Journal Title

      The Astrophysical Journal

      Volume: 849 Issue: 2 Pages: 122-122

    • DOI

      10.3847/1538-4357/aa8ea5

    • Peer Reviewed / Open Access
    • Data Source
      KAKENHI-PROJECT-17H06087, KAKENHI-PUBLICLY-16H00926, KAKENHI-ORGANIZER-25108001, KAKENHI-PLANNED-25108002, KAKENHI-PLANNED-25108006, KAKENHI-PROJECT-15H05749, KAKENHI-PROJECT-16H04072, KAKENHI-PROJECT-17H04862
  • [Journal Article] Liquid-like behavior of UV-irradiated interstellar ice analog at low temperatures2017

    • Author(s)
      Tachibana Shogo、Kouchi Akira、Hama Tetsuya、Oba Yasuhiro、Piani Laurette、Sugawara Iyo、Endo Yukiko、Hidaka Hiroshi、Kimura Yuki、Murata Ken-ichiro、Yurimoto Hisayoshi、Watanabe Naoki
    • Journal Title

      Science Advances

      Volume: 3 Issue: 9

    • DOI

      10.1126/sciadv.aao2538

    • Peer Reviewed / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17K18795, KAKENHI-PROJECT-17H06087, KAKENHI-PUBLICLY-16H00926, KAKENHI-ORGANIZER-25108001, KAKENHI-PLANNED-25108002, KAKENHI-PLANNED-25108003, KAKENHI-PLANNED-25108006, KAKENHI-PROJECT-16H06349, KAKENHI-PROJECT-16H04072, KAKENHI-PROJECT-16H04080, KAKENHI-PROJECT-16H05979, KAKENHI-PROJECT-16H06024, KAKENHI-PROJECT-17H04862, KAKENHI-INTERNATIONAL-15K21735
  • [Journal Article] Hydrogenation and Deuteration of C2H2 and C2H4 on Cold Grains: Clue to the Formation Mechanism of C2H6 with Astronomical Interest2017

    • Author(s)
      H. Kobayashi, H. Hidaka, T. Lamberts, T. Hama, H. Kawakita, J. Kaestner, and N. Watanabe
    • Journal Title

      The Astrophysical Journal

      Volume: 837 Issue: 2 Pages: 155-155

    • DOI

      10.3847/1538-4357/837/2/155

    • Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012, KAKENHI-PROJECT-16H06024
  • [Journal Article] Laboratory Studies of Methane and Its Relationship to Prebiotic Chemistry2017

    • Author(s)
      K. Kobayashi, W. D. Geppert, N. Carrasco, N. G. Holm, O. Mousis, M. E. Palumbo, J. H. Waite, N. Watanabe, L. M. Ziurys
    • Journal Title

      Astrobiology

      Volume: 17 Issue: 8 Pages: 786-812

    • DOI

      10.1089/ast.2016.1492

    • Peer Reviewed / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087, KAKENHI-PROJECT-17H02991
  • [Journal Article] Deuterium fractionation during amino acid formation by photolysis of interstellar ice analogs containing deuterated methanol2016

    • Author(s)
      Y. Oba, Y. Takano, N. Watanabe, A. Kouchi
    • Journal Title

      The Astrophysical Journal Letters

      Volume: 827 Issue: 1 Pages: L18-L18

    • DOI

      10.3847/2041-8205/827/1/l18

    • Peer Reviewed / Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PUBLICLY-16H00926, KAKENHI-PLANNED-25108002, KAKENHI-PLANNED-25108006, KAKENHI-PROJECT-24224012, KAKENHI-PROJECT-26707030, KAKENHI-INTERNATIONAL-15K21735, KAKENHI-PROJECT-16H04083
  • [Journal Article] Negative catalytic effect of water on the reactivity of hydrogen abstraction from the C-H bond of dimethyl ether by deuterium atoms through tunnling at low temperatures2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Journal Title

      Chemical Physics Letters

      Volume: 662 Pages: 14-18

    • DOI

      10.1016/j.cplett.2016.07.058

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PUBLICLY-16H00926, KAKENHI-ORGANIZER-25108001, KAKENHI-PLANNED-25108002, KAKENHI-PROJECT-24224012, KAKENHI-PROJECT-16H04072, KAKENHI-PROJECT-26707030, KAKENHI-INTERNATIONAL-15K21735
  • [Journal Article] Hydrogen-deuterium substitution in solid ethanol by surface reactions at low temperatures2016

    • Author(s)
      Y. Oba, K. Osaka, T. Chigai, A. Kouchi, N. Watanabe
    • Journal Title

      Monthly Notices of the Royal Astronomical Society

      Volume: 462 Issue: 1 Pages: 689-695

    • DOI

      10.1093/mnras/stw1714

    • Peer Reviewed / Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PUBLICLY-16H00926, KAKENHI-ORGANIZER-25108001, KAKENHI-PROJECT-24224012, KAKENHI-PROJECT-26707030
  • [Journal Article] Chiral glycine formation on cold interstellar grains by quantum tunneling hydrogen-deuterium substitution reactions2015

    • Author(s)
      Y. Oba, N. Watanabe, Y. Osamura, A.Kouchi,
    • Journal Title

      Chemical Physics Letters

      Volume: 634 Pages: 53-59

    • DOI

      10.1016/j.cplett.2015.05.070

    • Peer Reviewed
    • Data Source
      KAKENHI-ORGANIZER-25108001, KAKENHI-PLANNED-25108002, KAKENHI-PUBLICLY-26108501, KAKENHI-PROJECT-24224012, KAKENHI-PROJECT-25247086, KAKENHI-PROJECT-26707030
  • [Journal Article] Hydrogen isotopic substitution of solid methylamine through atomic surface reactions at low temperatures: A potential contribution to the D/H ratio of methylamine in molecular clouds2014

    • Author(s)
      Y. Oba, T. Chigai, Y. Osamura, N. Watanabe, A. Kouchi
    • Journal Title

      Meteoritics & Planetary Science

      Volume: 49 Issue: 1 Pages: 117-132

    • DOI

      10.1111/maps.12096

    • Peer Reviewed / Acknowledgement Compliant
    • Data Source
      KAKENHI-PROJECT-24224012, KAKENHI-PROJECT-24840001, KAKENHI-ORGANIZER-25108001, KAKENHI-PLANNED-25108002, KAKENHI-PROJECT-25247086
  • [Journal Article] Reaction kinetics and isotope effect of water formation by the surface reaction of solid H2O2 with H atoms at low temperatures2014

    • Author(s)
      Y. Oba, K. Osaka, N. Watanabe, T. Chigai, A. Kouchi
    • Journal Title

      Faraday Discussion

      Volume: 168 Pages: 185-204

    • DOI

      10.1039/c3fd00112a

    • Peer Reviewed / Acknowledgement Compliant / Open Access
    • Data Source
      KAKENHI-PROJECT-24224012, KAKENHI-ORGANIZER-25108001, KAKENHI-PLANNED-25108002, KAKENHI-PROJECT-25247086, KAKENHI-PUBLICLY-26108501, KAKENHI-PROJECT-26707030
  • [Journal Article] Water Formation Through a Quantum Tunneling Surface Reaction, OH+H_2 at 10 K2012

    • Author(s)
      Y.Oba, et al
    • Journal Title

      The Astrophysical Journal

      Volume: 749 Issue: 1 Pages: 12-12

    • DOI

      10.1088/0004-637x/749/1/67

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-09J02374, KAKENHI-PROJECT-21200048, KAKENHI-PROJECT-21540502, KAKENHI-PROJECT-22340157, KAKENHI-PROJECT-22840001, KAKENHI-PROJECT-24224012, KAKENHI-PROJECT-24740329, KAKENHI-PROJECT-24840001
  • [Journal Article] 星間分子雲での微粒子表面における水素の化学物理過程2012

    • Author(s)
      渡部 直樹,香内 晃,羽馬 哲也,日高 宏,大場 康弘, 千貝 健
    • Journal Title

      表面科学

      Volume: 33 Pages: 662-668

    • NAID

      10031136972

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Journal Article] Octanol-water partition coefficients (Kow) vs. pH for fluorescent dye tracers (fluorescein, eosin Y), and implications for hydrologic tracer tests2012

    • Author(s)
      Y.Oba
    • Journal Title

      Geochemical Journal

      Volume: 46 Pages: 517-520

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Experimental Approaches for Reproducing the Distribution of N-Heterocyclic Molecules in Carbonaceous Asteroids2024

    • Author(s)
      Y. Oba, T. Koga, Y. Takano, N. Naraoka
    • Organizer
      Solar System Symposium 2024
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] 炭素質小惑星Bennuに含まれる窒素複素環化合物について2024

    • Author(s)
      大場康弘, 古賀俊貴,高野淑識,奈良岡浩,A. Mojarro, J. P. Dworkin, D. P. Glavin
    • Organizer
      次世代アストロケミストリー第4回全体集会
    • Data Source
      KAKENHI-PUBLICLY-23H03980
  • [Presentation] 炭素質小惑星Bennuに含まれる窒素複素環化合物について2024

    • Author(s)
      大場康弘, 古賀俊貴,高野淑識,奈良岡浩,A. Mojarro, J. P. Dworkin, D. P. Glavin
    • Organizer
      次世代アストロケミストリー第4回全体集会
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Experimental Approaches for Reproducing the Distribution of N-Heterocyclic Molecules in Carbonaceous Asteroids2024

    • Author(s)
      Y. Oba, T. Koga, Y. Takano, N. Naraoka
    • Organizer
      Solar System Symposium 2024
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-23H03980
  • [Presentation] Organic molecules in the asteroid Ryugu and their potential formation pathways2023

    • Author(s)
      Yasuhiro Oba
    • Organizer
      Sapporo-Colombo-Gothenburg Astrochemistry Meeting 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-23H03980
  • [Presentation] 化学進化における ヘキサメチレンテトラミンの役割 ―小惑星リュウグウの場合―2023

    • Author(s)
      大場康弘
    • Organizer
      Next Generation Astrochemistry 第3回領域全体集会
    • Data Source
      KAKENHI-PUBLICLY-21H05414
  • [Presentation] 炭素質小惑星リュウグウに存在する窒素複素環化合物の分布2023

    • Author(s)
      大場康弘,古賀俊貴,高野淑識,奈良岡浩
    • Organizer
      第40回有機地球化学シンポジウム
    • Data Source
      KAKENHI-PUBLICLY-23H03980
  • [Presentation] SEARCH FOR PRIMORDIAL NITROGEN-HETEROCYCLES OF ASTROCHEMICAL INTEREST IN THE AQUEOUS EXTRACTS FROM THE ASTEROID (162173) RYUGU AND ORGUEIL CI-METEORITE.2023

    • Author(s)
      Yasuhiro Oba et al.
    • Organizer
      LPSC2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-21H05414
  • [Presentation] Organic molecules in the asteroid Ryugu and their potential formation pathways2023

    • Author(s)
      Yasuhiro Oba
    • Organizer
      Sapporo-Colombo-Gothenburg Astrochemistry Meeting 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Nucleobases in Carbonaceous Meteorites and Returned Samples from Asteroid (162173) Ryugu2023

    • Author(s)
      Yasuhiro Oba et al.
    • Organizer
      Solar System Symposium in Sapporo 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-21H05414
  • [Presentation] Chemical evolution from molecular clouds to star-forming regions, and beyond2023

    • Author(s)
      Yasuhiro Oba
    • Organizer
      Chemical Processes in Solar-type Star Forming Regions
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-23H03980
  • [Presentation] Chemical evolution from molecular clouds to star-forming regions, and beyond2023

    • Author(s)
      Yasuhiro Oba
    • Organizer
      Chemical Processes in Solar-type Star Forming Regions
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Detection of nucleobases in extraterrestrial materials using liquid chromatography coupled with ultra high-resolution mass spectrometry2023

    • Author(s)
      Yasuhiro Oba
    • Organizer
      JpGU2023
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-23H03980
  • [Presentation] Detection of nucleobases in extraterrestrial materials using liquid chromatography coupled with ultra high-resolution mass spectrometry2023

    • Author(s)
      Yasuhiro Oba
    • Organizer
      JpGU2023
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Chemical evolution from the interstellar medium to the solar system: Insight from the analysis of asteroidal materials2023

    • Author(s)
      Y. Oba
    • Organizer
      ISM2023
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-23H03980
  • [Presentation] Nucleobases in Carbonaceous Meteorites and Returned Samples from Asteroid (162173) Ryugu2023

    • Author(s)
      Y. Oba et al.
    • Organizer
      Solar System Symposium in Sapporo 2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Chemical evolution from the interstellar medium to the solar system: Insight from the analysis of asteroidal materials2023

    • Author(s)
      Y. Oba
    • Organizer
      ISM2023
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] SEARCH FOR PRIMORDIAL NITROGEN-HETEROCYCLES OF ASTROCHEMICAL INTEREST IN THE AQUEOUS EXTRACTS FROM THE ASTEROID (162173) RYUGU AND ORGUEIL CI-METEORITE2023

    • Author(s)
      Y. Oba et al.
    • Organizer
      LPSC2023
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] 炭素質小惑星リュウグウに存在する窒素複素環化合物の分布2023

    • Author(s)
      大場康弘,古賀俊貴,高野淑識,奈良岡浩
    • Organizer
      第40回有機地球化学シンポジウム
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Nitrogen heterocyclic molecules in the asteroid (162173) Ryugu and CI chondrite Orgueil2022

    • Author(s)
      Yasuhiro Oba et al.
    • Organizer
      Symposium on Next Generation Astrochemistry
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-21H05414
  • [Presentation] Diversity of Nitrogen Heterocyclic Molecules in the Sample Returned from Asteroid Ryugu2022

    • Author(s)
      Toshiki Koga, Yasuhiro Oba, Yoshinori Takano, Jason P. Dworking, Hiroshi Naraoka, Hayabusa2 SOM team, Hayabusa2 Initial Analysis Core
    • Organizer
      AbSciCon2022
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-21H05414
  • [Presentation] Nucleobases in space: insights from meteorite analyses and laboratory experiments2022

    • Author(s)
      大場康弘
    • Organizer
      計算アストロバイオジー2022
    • Invited
    • Data Source
      KAKENHI-PUBLICLY-21H05414
  • [Presentation] Wide Diversity of Pyrimidine Nucleobases in Carbonaceous Meteorites2022

    • Author(s)
      Y. Oba et al.
    • Organizer
      AbSciCon2022
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Wide Diversity of Pyrimidine Nucleobases in Carbonaceous Meteorites2022

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Yoshihiro Furukawa, Toshiki Koga, Daniel P. Glavin, Jason P. Dworkin, Hiroshi Naraoka
    • Organizer
      AbSciCon2022
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-21H05414
  • [Presentation] Nucleobases in space: insights from meteorite analyses and laboratory experiments2022

    • Author(s)
      大場康弘
    • Organizer
      計算アストロバイオロジー2022
    • Invited
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Development of a high-sensitivity and non-destructive detection system for trace amounts of adsorbates on ice2021

    • Author(s)
      A. Ishibashi, H. Hidaka, Y. Oba, A. Kouchi, N. Watanabe
    • Organizer
      Workshop on Interstellar Matter 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 炭素質隕石中ヘキサメチレンテトラミンの検出とその化学進化における役割2021

    • Author(s)
      大場 康弘、高野 淑識、奈良岡 浩、古川 善博、橘 省吾、グラビン ダニエル、ドワーキン ジェイソン
    • Organizer
      JPGU2021
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Recent advances in analytical techniques for the identification of specific COMs in photochemically-processed interstellar ice analogs2021

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      COSPAR 2021
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] 炭素質隕石中ヘキサメチレンテトラミンの検出とその化学進化における役割2021

    • Author(s)
      大場 康弘, 高野 淑識, 奈良岡 浩, 古川 善博, 橘 省吾, グラビン ダニエル, ドワーキン ジェイソン
    • Organizer
      Japan geoscience Union Meeting
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Icy grains are not spherical nor ellipsoidal2021

    • Author(s)
      M. Tsuge, A. Kouchi, T. Hama, Y. Oba, S. Okuzumi, S.-i. Sirono, M. Momose, N. Nakatani, K. Furuya, T. Shimonishi, T. Yamazaki, H. Hidaka, Y. Kimura, K.-i. Murata, S. Tachibana, N. Watanabe
    • Organizer
      Workshop on Interstellar Matter 2021
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 超高感度表面分析法による低温氷表面に吸着したメタノールからの効率的なギ酸メチル生成過程の解明2021

    • Author(s)
      石橋篤季, 日髙宏, 大場康弘, 香内晃, 渡部直樹
    • Organizer
      原子衝突学会第46回年会
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Experimental studies on the surface reaction of atomic hydrogen with “exotic molecules” at low temperatures2021

    • Author(s)
      Oba, Yasuhiro
    • Organizer
      Pacifichem2021
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-21H05414
  • [Presentation] 氷表面におけるメタノールの光化学反応生成物の高感度分析2021

    • Author(s)
      石橋 篤季,日高 宏,大場 康弘,香内 晃,渡部 直樹
    • Organizer
      第15回分子科学討論会
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Recent advances in analytical techniques for the identification of specific coms in photochemically-processed interstellar ice analogs2021

    • Author(s)
      Oba Y., Takano Y., Naraoka H., Watanabe N., Kouchi A.,
    • Organizer
      COSPAR 2021, Chemical Evolution and Origin of Life
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Laboratory studies on the hydrogen-deuterium substitution of hydrogen sulfide on ice surfaces at low temperatures2021

    • Author(s)
      Yasuhiro Oba, Takuto Tomaru, Naoki Watanabe, Akira Kouchi
    • Organizer
      COSPAR 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] Experimental and computational studies on the physicochemical behavior of phosphine induced by reactions with H and D atoms on interstellar ice grains2021

    • Author(s)
      T. Nguyen, Y. Oba, W.M.C. Sameera, A. Kouchi, N. Watanabe
    • Organizer
      Workshop on Interstellar Matter 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 星間塵表面における化学反応素過程研究の最前線2021

    • Author(s)
      大場 康弘
    • Organizer
      日本地球化学会第68回年会
    • Invited
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Experimental studies on the surface reaction of atomic hydrogen with "exotic" molecules at low temperatures2021

    • Author(s)
      Ishibashi Atsuki , Hidaka Hiroshi, Oba Yasuhiro ,Kouchi Akira, Watanabe Naoki
    • Organizer
      Pacifichem 2021:A Creative Vision for the Future
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Laboratory studies on the hydrogen-deuterium substitution of hydrogen sulfide on ice surfaces at low temperatures2021

    • Author(s)
      Oba Y., Tomaru T., Kouchi A., Watanabe N.
    • Organizer
      COSPAR 2021, Chemical Evolution and Origin of Life
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Water-promoted formation of methyl formate from methanol via methoxymethanol on ice2021

    • Author(s)
      A. Ishibashi, H. Hidaka, Y. Oba, A. Kouchi, N. Watanabe
    • Organizer
      Workshop on Interstellar Matter 2021
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 星間塵表面における化学反応素過程研究の最前線2021

    • Author(s)
      大場康弘
    • Organizer
      日本地球化学会第68回年会
    • Invited
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Experimental studies on the surface reaction of atomic hydrogen with “exotic molecules” at low temperatures2021

    • Author(s)
      Oba, Yasuhiro
    • Organizer
      Pacifichem2021
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-21H04501
  • [Presentation] Development of an analysis equipment for detecting trace adsorbate molecules on amorphous solid water by reactive ion scattering method2021

    • Author(s)
      Hidaka H., Ishibashi A., Oba Y., Kouchi A., Watanabe N.
    • Organizer
      COSPAR 2021, Chemical Evolution and Origin of Life
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] アモルファスH2O, CO, CO2の結晶化によるダスト上での不均質な多面体氷結晶の生成2020

    • Author(s)
      香内 晃、大場 康弘、羽馬 哲也、山崎 智也、木村 勇気、渡部 直樹、橘 省吾、城野 信一、奥住 聡、百瀬 宗武、古家 健次
    • Organizer
      JpGU-AGU Joint Meeting 2020
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 氷表面に吸着する微量ラジカルの質量分析2020

    • Author(s)
      石橋 篤季、日髙 宏、大場 康弘、香内 晃、渡部 直樹
    • Organizer
      原子衝突学会第45回年次大会
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 模擬星間塵氷の光化学反応による核酸塩基生成2019

    • Author(s)
      大場康弘,高野淑識,奈良岡浩,渡部直樹,香内晃
    • Organizer
      日本地球化学会第66回年会
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] Synthesis of nitrogen heterocycles of astrobiological interest in interstellar ice analogs2019

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      AbSciCon2019
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] 星間分子雲における化学進化:単純分子から核酸塩基生成へ2019

    • Author(s)
      大場康弘,高野淑識,奈良岡浩,渡部直樹,香内晃
    • Organizer
      第37回有機地球化学シンポジウム
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] Detection of nucleobases and dipeptides in organic residues formed by photochemical reactions in interstellar ice analogs2019

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      Goldschmidt2019
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] Chemical desorption of hydrogen sulfide from the surface of amorphous solid water2018

    • Author(s)
      Yasuhiro Oba, Takuto Tomaru, Akira Kouchi, Naoki Watanabe, Thanja Lamberts
    • Organizer
      The Olympian Symposium 2018 Gas and stars from milli- to mega- parsecs
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] なぜ極低温の星間分子雲で硫化水素はガスとして存在するのか?2018

    • Author(s)
      大場 康弘,都丸 琢斗,渡部 直樹,香内 晃
    • Organizer
      日本地球化学会第65回年会
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] Experimental studies on the surface reaction of hydrogen sulfide with deuterium atoms on amorphous solid water at 10 K2018

    • Author(s)
      Yasuhiro Oba
    • Organizer
      ACS National Meeting 2018
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Experimental studies on the surface reaction of hydrogen sulfide with deuterium atoms on amorphous solid water at 10 K2018

    • Author(s)
      Y. Oba
    • Organizer
      255th American Chemical Society National Meeting
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Experimental studies on the surface reaction of hydrogen sulfide with deuterium atoms on amorphous solid water at 10 K2018

    • Author(s)
      Yasuhiro Oba
    • Organizer
      ACS National Meeting 2018
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] H2S, why you no solid at 10 K? -Non thermal desorption from interstellar icy grains.2018

    • Author(s)
      Yasuhiro Oba
    • Organizer
      JPGU Meeting 2018
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] Laboratory experiment for hydrogenation of C60 fullerenes deposited on a solid surface under low temperature conditions2018

    • Author(s)
      Y. Nakai, N. Watanabe, Y. Oba
    • Organizer
      The Olympian Symposium 2018 on "Gas and stars from milli- to mega- parsecs
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 宇宙での化学進化におけるヘキサメチレンテトラミンの役割2017

    • Author(s)
      大場 康弘,高野 淑識,奈良岡 浩,渡部 直樹,香内 晃
    • Organizer
      第35回有機地球化学シンポジウム
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Variations in the Deuterium Enrichment of Amino Acids Formed by Photolysis of Ice Mixtures Containing Mono-Deuterated Methanol at 10 K2017

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      Goldschmidt Conference 2017
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Formation of deuterated molecules by photolysis of interstellar ice analogs containing deuterated methanol isotopologs2017

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      Dust and Ice Particles Spectroscopy and Scattering
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Hydrogenation of C60 deposited on a substrate under low temperature condition2017

    • Author(s)
      Y. Nakai, N. Watanabe, Y. Oba
    • Organizer
      ICPEAC 2017
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 宇宙での化学進化におけるヘキサメチレンテトラミンの役割2017

    • Author(s)
      大場康弘, 高野淑識, 奈良岡浩, 香内晃, 渡部直樹
    • Organizer
      第35 回有機地球化学シンポジウム
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 光化学反応による 星間分子の重水素濃集度の変化 ー成果報告ー2017

    • Author(s)
      大場 康弘
    • Organizer
      新学術領域「宇宙分子進化」全体集会
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] 宇宙での化学進化におけるヘキサメチレンテトラミンの役割2017

    • Author(s)
      大場 康弘,高野 淑識,奈良岡 浩,渡部 直樹,香内 晃
    • Organizer
      第35回有機地球化学シンポジウム
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] 低温環境下における薄膜状C60への水素原子の付加反応2017

    • Author(s)
      中井陽一, 渡部直樹, 大場康弘
    • Organizer
      日本物理学会第72回年次大会
    • Place of Presentation
      大阪大学 豊中キャンパス,大阪府,大阪市
    • Year and Date
      2017-03-17
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 疑似星間塵氷の光化学反応で生成する ヘキサメチレンテトラミンの重水素存在度2017

    • Author(s)
      大場 康弘,高野 淑識,奈良岡 浩,渡部 直樹,香内 晃
    • Organizer
      2017年度 日本地球化学会年会
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Deuteration levels of amino acids formed by photolysis of interstellar ice analogs containing deuterated methanol2017

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      Evolution of Molecules in Space
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Variations in the deuterium enrichment of amino acids formed by photolysis of ice mixtures containing mono-deuterated methanol at 10 K2017

    • Author(s)
      Y. Oba, Y.Takano, H. Naraoka, N. Watanabe, A. Kouchi
    • Organizer
      GOLDSCHMIDT2017
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] 疑似星間塵氷の光化学反応で生成するヘキサメチレンテトラミンの重水素存在度2017

    • Author(s)
      大場 康弘, 高野 淑識, 奈良岡 浩, 渡部 直樹, 香内 晃
    • Organizer
      2017年度日本地球化学会年会
    • Data Source
      KAKENHI-PROJECT-17H06087
  • [Presentation] Variations in the Deuterium Enrichment of Amino Acids Formed by Photolysis of Ice Mixtures Containing Mono-Deuterated Methanol at 10 K2017

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      Goldschmidt Conference 2017
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] 疑似星間塵氷の光化学反応で生成する ヘキサメチレンテトラミンの重水素存在度2017

    • Author(s)
      大場 康弘,高野 淑識,奈良岡 浩,渡部 直樹,香内 晃
    • Organizer
      2017年度 日本地球化学会年会
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] Formation of deuterated molecules by photolysis of interstellar ice analogs containing deuterated methanol isotopologs2017

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      Dust and Ice Particles Spectroscopy and Scattering
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] 光化学反応による 星間分子の重水素濃集度の変化 ー成果報告ー2017

    • Author(s)
      大場 康弘
    • Organizer
      新学術領域「宇宙分子進化」全体集会
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Deuteration levels of amino acids formed by photolysis of interstellar ice analogs containing deuterated methanol2017

    • Author(s)
      Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Naoki Watanabe, Akira Kouchi
    • Organizer
      Evolution of Molecules in Space
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-17H04862
  • [Presentation] Photochemistry in the molecular cloud and protoplanetary disk: Evolution of ice and organic residues through warming and UV-irradiation2016

    • Author(s)
      L. Piani, S. Tachibana, T. Hama, I. Sugawara, Y. Oba, H. Tanaka, Y. Kimura, A. Miyake, J. Matsuno, A. Tsuchiyama, H. Yurimoto, A. Kouchi
    • Organizer
      47th Lunar and Planetary Science Conference
    • Place of Presentation
      The Woodlands, TX, USA
    • Year and Date
      2016-03-21
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Photochemistry in the molecular cloud: Evolution of ice and organic residues through warming and UV-irradiation2016

    • Author(s)
      L. Piani, S. Tachibana, T. Hama, I. Sugawara, Y. Oba, H. Tanaka, Y. Kimura, A. Miyake, J. Matsuno, A. Tsuchiyama, H. Yurimoto, A. Kouchi
    • Organizer
      Solar-System symposium in Sapporo 2016
    • Place of Presentation
      Rusutsu Resort, Hokkaido, (虻田郡 留寿都村)
    • Year and Date
      2016-02-17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Negative Catalytic Effect of Amorphous Solid Water on the Hydrogen Abstraction from Dimethyl Ether with Deuterium Atoms at Low Temperatures2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      ISM2016
    • Place of Presentation
      北海道大学低温科学研究所(北海道・札幌市)
    • Year and Date
      2016-10-19
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] 極低温表面における硫化水素の重水素置換反応2016

    • Author(s)
      都丸 琢斗,大場 康弘,香内 晃,渡部 直樹
    • Organizer
      原子衝突学会第41回年会
    • Place of Presentation
      富山大学五福キャンパス(富山県・富山市)
    • Year and Date
      2016-12-10
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] アモルファス氷との水素結合による反応抑制効果:ジメチルエーテルからの量子トンネル水素引抜き反応について2016

    • Author(s)
      大場 康弘,渡部 直樹,香内 晃
    • Organizer
      原子衝突学会第41回年会
    • Place of Presentation
      富山大学五福キャンパス(富山県・富山市)
    • Year and Date
      2016-12-10
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Quantum-tunneling hydrogen abstraction from dimethyl ether-water complex solid at low temperatures: on the effect of complex formation2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      化学反応討論会
    • Place of Presentation
      大宮ソニックシティ ソニックシティホール(埼玉県・さいたま市)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Hydrogen-deuterium substitution of solid dimethyl ether by reaction with deuterium atoms at 15 K2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      European Conference on Laboratory Astrophysics
    • Place of Presentation
      CSIC, Madrid, Spain
    • Year and Date
      2016-11-22
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Tunneling hydrogenation of acetylene and ethylene on amorphous solid water at very low temperatures2016

    • Author(s)
      Hitomi Kobayashi, Hideyo Kawakita, Hiroshi Hidaka, Tetsuya Hama, Naoki Watanabe
    • Organizer
      第32回化学反応討論会
    • Place of Presentation
      大宮ソニックシティー,埼玉県,さいたま市
    • Year and Date
      2016-06-01
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] アモルファス氷との水素結合による反応抑制効果:ジメチルエーテルからの量子トンネル水素引抜き反応について2016

    • Author(s)
      大場 康弘,渡部 直樹,香内 晃
    • Organizer
      原子衝突学会第41回年会
    • Place of Presentation
      富山大学五福キャンパス(富山県・富山市)
    • Year and Date
      2016-12-10
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Formation of chiral glycine by surface reactions of normal glycine with deuterium atoms at 10 K2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      Astrophysical Ices in the Lab (AILab), Workshop
    • Place of Presentation
      IEM-CSIC, Madrid, Spain
    • Year and Date
      2016-03-07
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Experiments on hydrogenation and deuteration of C2H2 and C2H4 on low temperature surfaces : formation mechanism of C2H6 with astronomical interest2016

    • Author(s)
      H. Kobayashi, H. Hidaka,3T. Hama,3H. Kawakita, and N. Watanabe
    • Organizer
      Workshop on Interstellar Matter 2016
    • Place of Presentation
      北海道大学,北海道,札幌市
    • Year and Date
      2016-10-19
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Quantum-tunneling hydrogen abstraction from dimethyl ether-water complex solid at low temperatures: On the effect of complex formation2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      第32回化学反応討論会
    • Place of Presentation
      大宮ソニックシティー,埼玉県,さいたま市
    • Year and Date
      2016-06-01
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 疑似星間塵氷の光化学反応で生成するアミノ酸の重水素置換体存在度2016

    • Author(s)
      大場 康弘,高野 淑識,渡部 直樹,香内 晃
    • Organizer
      日本地球化学会第63回年会
    • Place of Presentation
      大阪市立大学(大阪府・大阪市)
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Negative Catalytic Effect of Amorphous Solid Water on the Hydrogen Abstraction from Dimethyl Ether with Deuterium Atoms at Low Temperatures2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      ISM2016
    • Place of Presentation
      北海道大学低温科学研究所(北海道・札幌市)
    • Year and Date
      2016-10-19
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Quantum-tunneling hydrogen abstraction from dimethyl ether-water complex solid at low temperatures: on the effect of complex formation2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      化学反応討論会
    • Place of Presentation
      大宮ソニックシティ ソニックシティホール(埼玉県・さいたま市)
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Hydrogen-deuterium substitution of solid dimethyl ether by reaction with deuterium atoms at 15 K2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      European Conference on Laboratory Astrophysics
    • Place of Presentation
      CSIC, Madrid, Spain
    • Year and Date
      2016-11-21
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Photochemistry in the molecular cloud: Evolution of ice and organic residues through warming and UV-irradiation2016

    • Author(s)
      L. Piani, S. Tachibana, T. Hama, I. Sugawara, Y. Oba, H. Tanaka, Y. Kimura, A. Miyake, J. Matsuno, A. Tsuchiyama, H. Yurimoto, A. Kouchi
    • Organizer
      Solar-System symposium in Sapporo 2016
    • Place of Presentation
      Rusutsu Resort, Hokkaido, (虻田郡 留寿都村)
    • Year and Date
      2016-02-17
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 極低温表面における硫化水素の重水素置換反応2016

    • Author(s)
      都丸 琢斗,大場 康弘,香内 晃,渡部 直樹
    • Organizer
      原子衝突学会第41回年会
    • Place of Presentation
      富山大学五福キャンパス(富山県・富山市)
    • Year and Date
      2016-12-10
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 疑似星間塵氷の光化学反応で生成するアミノ酸の重水素置換体存在度2016

    • Author(s)
      大場 康弘,高野 淑識,渡部 直樹,香内 晃
    • Organizer
      日本地球化学会第63回年会
    • Place of Presentation
      大阪市立大学(大阪府・大阪市)
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 疑似星間塵氷の光化学反応で生成するアミノ酸の重水素置換体存在度2016

    • Author(s)
      大場 康弘、高野 淑識、渡部 直樹、香内 晃
    • Organizer
      日本地球化学会第63回年会
    • Place of Presentation
      北海道大学,北海道,札幌市
    • Year and Date
      2016-09-14
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 光化学反応による星間分子の重水素濃集度の変化2016

    • Author(s)
      大場 康弘
    • Organizer
      新学術領域研究「宇宙分子進化」第4回全体集会
    • Place of Presentation
      北海道大学低温科学研究所(北海道・札幌市)
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Formation of chiral glycine by surface reactions of normal glycine with deuterium atoms at 10 K2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      Astrophysical Ices in the Lab (AILab), Workshop
    • Place of Presentation
      IEM-CSIC, Madrid, Spain
    • Year and Date
      2016-03-07
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] egative catalytic effect of amorphous solid water on the hydrogen abstraction from dimethyl ether with deuterium atoms at low temperatures2016

    • Author(s)
      Y. Oba, N. Watanabe, and A. Kouchi
    • Organizer
      Workshop on Interstellar Matter 2016
    • Place of Presentation
      北海道大学,北海道,札幌市
    • Year and Date
      2016-10-19
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Photochemistry in the molecular cloud and protoplanetary disk: Evolution of ice and organic residues through warming and UV-irradiation2016

    • Author(s)
      L. Piani, S. Tachibana, T. Hama, I. Sugawara, Y. Oba, H. Tanaka, Y. Kimura, A. Miyake, J. Matsuno, A. Tsuchiyama, H. Yurimoto, A. Kouchi
    • Organizer
      47th Lunar and Planetary Science Conference
    • Place of Presentation
      The Woodlands, TX, USA
    • Year and Date
      2016-03-21
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Negative catalytic effect of amorphous solid water on the surface reaction of dimethyl ether with deuterium atoms at 15 K2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      Chemistry and Physics at Low Temperatures 2016
    • Place of Presentation
      Biarritz, France
    • Year and Date
      2016-07-03
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] 光化学反応による星間分子の重水素濃集度の変化2016

    • Author(s)
      大場 康弘
    • Organizer
      新学術領域研究「宇宙分子進化」第4回全体集会
    • Place of Presentation
      北海道大学低温科学研究所(北海道・札幌市)
    • Data Source
      KAKENHI-PUBLICLY-16H00926
  • [Presentation] Negative catalytic effect of amorphous solid water on the surface reaction of dimethyl ether with deuterium atoms at 15 K2016

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      Chemistry and Physics at Low Temperatures 2016
    • Place of Presentation
      Biarritz, France
    • Year and Date
      2016-07-03
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Deuteration of interstellar glycine on low-temperature surfaces: A possible route to the formation of chiral molecules in dense molecular clouds2015

    • Author(s)
      Y. Oba
    • Organizer
      From clouds to protoplanetary disk: the astrochemical link
    • Place of Presentation
      Hans Harnack Haus, Berlin, Germany
    • Year and Date
      2015-10-05
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 極低温表面反応によるエタノールの重水素濃集2015

    • Author(s)
      大場 康弘,尾坂 和哉,渡部 直樹,千貝 健
    • Organizer
      新学術領域研究「宇宙分子進化」第三回研究集会
    • Place of Presentation
      北海道大学低温科学研究所(北海道 札幌市)
    • Year and Date
      2015-10-22
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Glycine Becomes Chiral by Grain-Surface Reactions at Low Temperatures2015

    • Author(s)
      Y. Oba, N. Watanabe, and A. Kouchi
    • Organizer
      COST Action Our Astrochemical History CM1401
    • Place of Presentation
      J. Heyrovsky Institute of Physical Chemistry, Prague, The Czech Republic
    • Year and Date
      2015-05-25
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Mechanism for the prebiotic emergence of ‘”chirality”: Chiral glycine formation on interstellar grains2015

    • Author(s)
      Y. Oba, N. Watanabe, and A. Kouchi
    • Organizer
      Astrobiology Science Conference 2015
    • Place of Presentation
      Hilton Chicago, Illinois, USA
    • Year and Date
      2015-06-15
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] 量子トンネル反応による極低温表面でのキラルグリシン生成2015

    • Author(s)
      大場 康弘,渡部 直樹,香内 晃
    • Organizer
      原子衝突学会第40回年会
    • Place of Presentation
      首都大学東京 南大沢キャンパス 国際交流会館(東京都 八王子市)
    • Year and Date
      2015-09-28
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 隕石母天体における超臨界水と星間有機物との反応による石油生成2015

    • Author(s)
      中野 英之,松原 康浩,大場 康弘,鈴木 徳行,齋藤 裕之,朝比奈 健太,羽馬 哲也,高野 淑識,木村 勇気,吉沢 友和,香内 晃
    • Organizer
      第33回 日本有機地球化学シンポジウム
    • Place of Presentation
      北海道大学低温科学研究所(北海道 札幌市)
    • Year and Date
      2015-08-06
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Hydrogen-deuterium substitution of glycine via quantum-tunneling surface reactions at low temperatures2015

    • Author(s)
      Y. Oba, N. Watanabe, and A. Kouchi
    • Organizer
      31st Symposium on Chemical Kinetics and Dynamics
    • Place of Presentation
      Hokkaido University(北海道 札幌市)
    • Year and Date
      2015-06-03
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Role of tunneling in the formation and deuterium enrichment of molecules on dust grains2015

    • Author(s)
      N. Watanabe, Y. Oba, T. Hama, H. Hidaka and A. Kouchi
    • Organizer
      Astrobiology Science Conference 2015
    • Place of Presentation
      Hilton Chicago, Illinois, USA
    • Year and Date
      2015-06-15
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Glycine Becomes Chiral by Grain-Surface Reactions at Low Temperatures2015

    • Author(s)
      Y. Oba
    • Organizer
      COST Action Our Astrochemical History
    • Place of Presentation
      J. Heyrovsk&yacute; Institute of Physical Chemistry, Czeck Republic
    • Year and Date
      2015-05-25
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 量子トンネル反応による極低温表面でのキラルグリシン生成2015

    • Author(s)
      大場 康弘,渡部 直樹,香内 晃
    • Organizer
      原子衝突学会第40回年会
    • Place of Presentation
      首都大学東京 南大沢キャンパス 国際交流会館(東京都 八王子市)
    • Year and Date
      2015-09-28
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Tunneling hydrogenation of acetylene and ethylene on amorphous solid water at very low temperatures2015

    • Author(s)
      H. Kobayashi, H. Kawakita, H. Hidaka, T. Hama, N. Watanabe
    • Organizer
      31st Symposium on Chemical Kinetics and Dynamics
    • Place of Presentation
      Hokkaido Univ (北海道札幌市)
    • Year and Date
      2015-06-03
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Formation of Deuterated “chiral” Glycine by Low-Temperature2015

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      Goldschmidt 2015
    • Place of Presentation
      Prague Congress Center, Prague, Czech Republic
    • Year and Date
      2015-08-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] 極低温表面反応によるエタノールの重水素濃集2015

    • Author(s)
      大場 康弘,尾坂 和哉,渡部 直樹,千貝 健
    • Organizer
      新学術領域研究「宇宙分子進化」第三回研究集会
    • Place of Presentation
      北海道大学低温科学研究所(北海道 札幌市)
    • Year and Date
      2015-10-22
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Formation of deuterated “chiral” glycine by low-temperature surface reactions via quantum tunneling2015

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      Goldschmidt2015
    • Place of Presentation
      Prague Congress Center, Czeck Republic
    • Year and Date
      2015-08-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Role of tunneling in the formation and deuterium enrichment of molecules on dust grains2015

    • Author(s)
      N. Watanabe, Y. Oba, T. Hama, H. Hidaka and A. Kouchi
    • Organizer
      Astrobiology Science Conference 2015
    • Place of Presentation
      Hilton Chicago, Illinois, USA
    • Year and Date
      2015-06-15
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 量子トンネル反応による極低温表面でのキラルグリシン生成2015

    • Author(s)
      大場康弘
    • Organizer
      原子衝突学会第40回年会
    • Place of Presentation
      首都大学東京 南大沢キャンパス(東京都八王子市)
    • Year and Date
      2015-09-28
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Mechanism for the prebiotic emergence of ‘”chirality”: Chiral glycine formation on interstellar grains2015

    • Author(s)
      Y. Oba, N. Watanabe, and A. Kouchi
    • Organizer
      Astrobiology Science Conference 2015
    • Place of Presentation
      Hilton Chicago, Illinois, USA
    • Year and Date
      2015-06-15
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 隕石母天体における超臨界水と星間有機物との反応による石油生成2015

    • Author(s)
      中野 英之,松原 康浩,大場 康弘,鈴木 徳行,齋藤 裕之,朝比奈 健太,羽馬 哲也,高野 淑識,木村 勇気,吉沢 友和,香内 晃
    • Organizer
      第33回 日本有機地球化学シンポジウム
    • Place of Presentation
      北海道大学低温科学研究所(北海道 札幌市)
    • Year and Date
      2015-08-06
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Hydrogen-deuterium substitution of glycine via quantum-tunneling surface reactions at low temperatures2015

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      31st Symposium on Chemical Kinetics and Dynamics
    • Place of Presentation
      Hokkaido Univ (北海道札幌市)
    • Year and Date
      2015-06-03
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Formation and deuterium fractionation of water by low-temperature surface reactions in molecular clouds2015

    • Author(s)
      Y. Oba
    • Organizer
      Center for Astrochemical Studies Seminar
    • Place of Presentation
      Max-Planck-Institut fur extraterrestrial Physik, Germany
    • Year and Date
      2015-10-13
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Deuteration of interstellar glycine on low-temperature surfaces: A possible route to the formation of chiral molecules in dense molecular clouds2015

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      From clouds to protoplanetary disk: the astrochemical link
    • Place of Presentation
      Hans Harnack Haus, Berlin, Germany
    • Year and Date
      2015-10-05
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Mechanism for the prebiotic emergence of ‘”chirality”: Chiral glycine formation on interstellar grains2015

    • Author(s)
      Y. Oba, N. Watanabe, and A. Kouchi
    • Organizer
      Astrobiology Science Conference 2015
    • Place of Presentation
      Hilton Chicago, Illinois, USA
    • Year and Date
      2015-06-15
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Glycine Becomes Chiral by Grain-Surface Reactions at Low Temperatures2015

    • Author(s)
      Y. Oba, N. Watanabe, and A. Kouchi
    • Organizer
      COST Action Our Astrochemical History CM1401
    • Place of Presentation
      J. Heyrovsky Institute of Physical Chemistry, Prague, The Czech Republic
    • Year and Date
      2015-05-25
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Deuteration of interstellar glycine on low-temperature surfaces: A possible route to the formation of chiral molecules in dense molecular clouds2015

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      From clouds to protoplanetary disk: the astrochemical link
    • Place of Presentation
      Hans Harnack Haus, Berlin, Germany
    • Year and Date
      2015-10-05
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Formation of Deuterated “chiral” Glycine by Low-Temperature2015

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      Goldschmidt 2015
    • Place of Presentation
      Prague Congress Center, Prague, Czech Republic
    • Year and Date
      2015-08-16
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Deuteration of interstellar glycine on low-temperature surfaces: A possible route to the formation of chiral molecules in dense molecular clouds2015

    • Author(s)
      Y. Oba
    • Organizer
      From clouds to protoplanetary disk: the astrochemical link
    • Place of Presentation
      Berlin, Germany
    • Year and Date
      2015-10-05
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] Role of tunneling in the formation and deuterium enrichment of molecules on dust grains2015

    • Author(s)
      N. Watanabe, Y. Oba, T. Hama, H. Hidaka, A. Kouchi
    • Organizer
      Astrobiology Science Conference 2015
    • Place of Presentation
      Chicago, USA
    • Year and Date
      2015-06-15
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] Role of tunneling in the formation and deuterium enrichment of molecules on dust grains2015

    • Author(s)
      N. Watanabe, Y. Oba, T. Hama, H. Hidaka and A. Kouchi
    • Organizer
      Astrobiology Science Conference 2015
    • Place of Presentation
      Hilton Chicago, Illinois, USA
    • Year and Date
      2015-06-15
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] 擬似星間塵氷への紫外線照射によるアミノ酸重水素置換体生成2015

    • Author(s)
      大場 康弘,高野 淑識,渡部 直樹,香内 晃
    • Organizer
      第33回 日本有機地球化学シンポジウム
    • Place of Presentation
      北海道大学低温科学研究所(北海道 札幌市)
    • Year and Date
      2015-08-06
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Hydrogen-deuterium substitution of glycine via quantum-tunneling surface reactions at low temperatures2015

    • Author(s)
      Y. Oba, N. Watanabe, and A. Kouchi
    • Organizer
      31st Symposium on Chemical Kinetics and Dynamics
    • Place of Presentation
      Hokkaido University(北海道 札幌市)
    • Year and Date
      2015-06-03
    • Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Formation and deuterium fractionation of water by low-temperature surface reactions in molecular clouds2015

    • Author(s)
      Y. Oba
    • Organizer
      Center for Astrochemical Studies Seminar
    • Place of Presentation
      Max-Planck-Institut fur extraterrestrial Physik, Germany
    • Year and Date
      2015-10-13
    • Invited / Int'l Joint Research
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] 擬似星間塵氷への紫外線照射によるアミノ酸重水素置換体生成2015

    • Author(s)
      大場 康弘,高野 淑識,渡部 直樹,香内 晃
    • Organizer
      第33回 日本有機地球化学シンポジウム
    • Place of Presentation
      北海道大学低温科学研究所(北海道 札幌市)
    • Year and Date
      2015-08-06
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 擬似星間塵氷への紫外線照射によるアミノ酸重水素置換体生成2015

    • Author(s)
      大場 康弘
    • Organizer
      第33回 日本有機地球化学シンポジウム
    • Place of Presentation
      北海道大学(北海道・札幌市)
    • Year and Date
      2015-08-06
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] Role of quantum tunneling for the formation of H2O by reaction of H2 with OH on interstellar grains2014

    • Author(s)
      Y. Oba
    • Organizer
      247th ACS National Meeting
    • Place of Presentation
      Dallas Convention Center, Dallas, USA
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Role of quantum tunneling for the formation of H2O by reaction of H2 with OH on interstellar grains2014

    • Author(s)
      Yasuhiro Oba, Naoki Watanabe, Tetsuya Hama, Kazuaki Kuwahata, Hiroshi Hidaka, Akira Kouchi
    • Organizer
      247th ACS Chemistry & Materials for Energy
    • Place of Presentation
      Dallas Convention Cente, USA
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 極低温固体エタノールの水素―重水素トンネル置換反応―2014

    • Author(s)
      尾坂和哉, 大場康弘, 香内晃, 渡部直樹
    • Organizer
      日本物理学会第69回年次大会
    • Place of Presentation
      東海大学湘南キャンパス, 平塚市
    • Year and Date
      2014-03-27
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] 星間分子雲における化学進化:星間塵表面反応の重要性2014

    • Author(s)
      大場康弘
    • Organizer
      大阪大学宇宙地球科学セミナー
    • Place of Presentation
      大阪大学豊中キャンパス
    • Year and Date
      2014-05-08
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Role of quantum tunneling for the formation of H_2O by reaction of H_2 with OH on interstellar grains2014

    • Author(s)
      Yasuhiro Oba, Naoki Watanabe, Tetsuya Hama, Kazuaki Kuwahata, Hiroshi Hidaka, and Akira Kouchi
    • Organizer
      247th ACS Chemistry & Materials for Energy
    • Place of Presentation
      Dallas Convention Center, Dallas, USA.
    • Year and Date
      2014-03-19
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] 極低温固体エタノールの水素-重水素トンネル置換反応2014

    • Author(s)
      尾坂和哉,大場康弘,香内晃,渡部直樹
    • Organizer
      日本物理学会
    • Place of Presentation
      東海大学湘南キャンパス,平塚市
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 極低温固体エタノールの水素-重水素トンネル置換反応2014

    • Author(s)
      尾坂和哉,大場康弘,香内晃,渡部直樹
    • Organizer
      日本物理学会 第69回年次大会
    • Place of Presentation
      東海大学湘南キャンパス, 平塚市
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] Role of quantum tunneling for the formation of H2O by reaction of H2 with OH on interstellar grains2014

    • Author(s)
      Yasuhiro Oba, Naoki Watanabe, Tetsuya Hama, Kazuaki Kuwahata, Hiroshi Hidaka, Akira Kouchi
    • Organizer
      247th ACS Chemistry & Materials for Energy
    • Place of Presentation
      Dallas Convention Center, Dallas, USA
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] 星間分子雲における化学進化:星間塵表面反応の重要性2014

    • Author(s)
      大場 康弘
    • Organizer
      大阪大学宇宙地球科学セミナー
    • Place of Presentation
      大阪大学豊中キャンパス(大阪府豊中市)
    • Year and Date
      2014-05-08
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Formation of H2O Ice on Cold Interstellar Grains: Reaction Kinetics and the Structure of Ice, Workshop on Ice and Water Films2013

    • Author(s)
      Y. Oba
    • Organizer
      Workshop on Ice and Water Films
    • Place of Presentation
      Seoul National Univ., South Korea
    • Invited
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 極低温表面反応によるエタノールの水素―重水素交換―2013

    • Author(s)
      尾坂和哉, 大場康弘, 香内晃, 渡部直樹
    • Organizer
      第38回原子衝突学会年会
    • Place of Presentation
      理化学研究所 (和光), 鈴木梅太郎記念ホール
    • Year and Date
      2013-11-17
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Hydrogen isotopic fractionation of solid methylamine through atomic-surface reactions at 10K2013

    • Author(s)
      Y. Oba
    • Organizer
      First Workshop on Experimental Laboratory Astrophysics
    • Place of Presentation
      Sheraton Kauai (USA)
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 星間塵表面反応による水と有機物の共進化2013

    • Author(s)
      大場康弘
    • Organizer
      JPGU meeting 2013
    • Place of Presentation
      幕張メッセ, 千葉市
    • Year and Date
      2013-05-22
    • Invited
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] 星間塵表面反応による水と有機物の共進化2013

    • Author(s)
      大場康弘
    • Organizer
      JPGU meeting 2013
    • Place of Presentation
      幕張メッセ, 千葉市
    • Invited
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Experimental study of quantum-tunneling surface reaction OH + H2 → H2O+ H at 10 K2013

    • Author(s)
      Y. Oba
    • Organizer
      29th Symposium on Chemical Kinetics and Dynamics
    • Place of Presentation
      Katahira Sakura Hall, Tohoku Univ., Sendai
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Experimental study of quantum-tunneling surface reaction OH + H2 → H2O+ H at 10 K2013

    • Author(s)
      Y. Oba, N. Watanabe, T. Hama, H. Hidaka., K. Kuwahata, A. Kouchi
    • Organizer
      29th Symposium on Chemical Kinetics and Dynamics
    • Place of Presentation
      Katahira Sakura Hall, Tohoku Univ, Sendai
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Isotope Effect in the Formation of Solid Water by Surface Reactions at 10 K2013

    • Author(s)
      Y. Oba, N. Watanabe, A Kouchi
    • Organizer
      Goldschmidt2013
    • Place of Presentation
      Firenze Fiera Congress and Exhibition Centre, Italy
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 極低温表面反応によるエタノールの水素-重水素交換2013

    • Author(s)
      尾坂和哉, 大場康弘, 香内晃, 渡部直樹
    • Organizer
      第38回原子衝突学会年会
    • Place of Presentation
      理化学研究所,和光市
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Isotope Effect in the Formation of Solid Water by Surface Reactions at 10 K2013

    • Author(s)
      Y. Oba
    • Organizer
      Goldschmidt2013
    • Place of Presentation
      Firenze Fiera congress centre, Florence, Italy
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] 極低温原子表面反応によるエタノールの水素―重水素交換反応―2013

    • Author(s)
      尾坂和哉, 大場康弘, 香内晃, 渡部直樹
    • Organizer
      第34回原子衝突若手の会秋の学校
    • Place of Presentation
      熱海姫の沢自然の家, 熱海市
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Hydrogen isotopic fractionation of solid methylamine through atomic-surface reactions at 10K2013

    • Author(s)
      Y. Oba
    • Organizer
      First Workshop on Experimental Laboratory Astrophysics
    • Place of Presentation
      Sheraton Kauai (USA)
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] 極低温原子表面反応によるエタノールの水素-重水素交換反応2013

    • Author(s)
      尾坂和哉, 大場康弘, 香内晃, 渡部直樹
    • Organizer
      第34回原子衝突若手の会
    • Place of Presentation
      熱海姫の沢自然の家,熱海市
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Formation of H2O Ice on Cold Interstellar Grains: Reaction Kinetics and the Structure of Ice2013

    • Author(s)
      Y. Oba
    • Organizer
      Workshop on Ice and Water Films
    • Place of Presentation
      Seoul National University, Seoul, South Korea
    • Invited
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] 極低温表面反応によるエタノールの水素-重水素交換2013

    • Author(s)
      尾坂和哉, 大場康弘, 香内晃, 渡部直樹
    • Organizer
      第38回原子衝突学会年会
    • Place of Presentation
      理化学研究所(和光)鈴木梅太郎記念ホール, 和光市
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] Isotope Effect in the Formation of Solid Water by Surface Reactions at 10 K2013

    • Author(s)
      Y Oba, N Watanabe, and A Kouchi
    • Organizer
      Goldschmidt2013
    • Place of Presentation
      Firenze Fiera Congress & Exhibition Center, Florence, Italy
    • Year and Date
      2013-08-26
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] 星間塵表面反応による水と有機物の共進化2013

    • Author(s)
      大場康弘
    • Organizer
      JPGU meeting 2013
    • Place of Presentation
      幕張メッセ, 千葉
    • Invited
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Formation of H_2O Ice on Cold Interstellar Grains : Reaction Kinetics and the Structure of Ice2013

    • Author(s)
      Y Oba
    • Organizer
      Workshop on Ice and Water Films
    • Place of Presentation
      Mogam Hall, Seoul National Univ, Seoul, South Korea
    • Year and Date
      2013-05-07
    • Invited
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Experimental study of quantum-tunneling surface reaction OH + H_2→H_2O+ H at 10 K2013

    • Author(s)
      Y Oba, N Watanabe, T Hama, H Hidaka, K Kuwahata, and A Kouchi
    • Organizer
      29th Symposium on Chemical Kinetics and Dynamics
    • Place of Presentation
      Katahira Sakura Hall, Tohoku Univ, Sendai
    • Year and Date
      2013-06-05
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Deuterium fractionation of methylamine through atomic grain-surface reactions at low temperatures: implication for the possible D/H ratio in molecular clouds2012

    • Author(s)
      Y. Oba
    • Organizer
      Workshop on Interstellar Matter 2012
    • Place of Presentation
      北海道大学 (札幌)
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 極低温表面における過酸化水素と水素原子の反応による水生成とその同位体効果2012

    • Author(s)
      大場康弘
    • Organizer
      日本地球化学会2012年会
    • Place of Presentation
      九州大学(福岡県)
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] 極低温表面における過酸化水素と水素原子の反応による水生成とその同位体効果2012

    • Author(s)
      大場康弘
    • Organizer
      日本地球化学会2012年会
    • Place of Presentation
      九州大学 (福岡市)
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Laboratory study of solid H2O formation through quantum tunneling reaction OH + H2 at 10 K2012

    • Author(s)
      Y. Oba
    • Organizer
      International Lorentz Center Workshop: Dynamical Phenomena at Surfaces:The Role of Complexity
    • Place of Presentation
      Leiden University (The Netherlands)
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Formation of solid H2O through surface reactions of H2 with OH radicals produced by microwave-induced H2O plasma2012

    • Author(s)
      Y. Oba
    • Organizer
      Gordon Research Conference on Radiation Chemistry
    • Place of Presentation
      Proctor Academy (USA)
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Laboratory study of solid H2O formation through quantum tunneling reaction OH + H2 at 10 K2012

    • Author(s)
      Y. Oba
    • Organizer
      Dynamical Phenomena at Surfaces: The Role of Complexity
    • Place of Presentation
      Lorentz Center (Netherlands)
    • Data Source
      KAKENHI-PROJECT-24840001
  • [Presentation] Water formation in space: quantum-tunneling surface reaction H2O2 + H at low temperatures

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      第30回化学反応討論会
    • Place of Presentation
      イーグレ姫路,姫路市
    • Year and Date
      2014-06-04 – 2014-06-06
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] H-D Substitution Reactions of Solid Ethanol with Atomic Deuterium via Quantum Tunneling at Low Temperatures

    • Author(s)
      K. Osaka, Y. Oba, A. Kouchi, and N. Watanabe
    • Organizer
      Workshop on Interstellar Matter 2014
    • Place of Presentation
      Hokkaido University, Sapporo
    • Year and Date
      2014-10-16 – 2014-10-18
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Water Formation by Reaction of Solid Hydrogen Peroxide with Hydrogen Atoms at Low Temperatures via Quantum Tunneling

    • Author(s)
      K. Osaka, Y. Oba, A. Kouchi, N. Watanabe
    • Organizer
      Second Workshop on Experimental Laboratory Astrophysics
    • Place of Presentation
      Poipu, Kauai, Hawaii, USA
    • Year and Date
      2015-02-23 – 2015-02-26
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Importance of deuterium fractionation of ethanol by grain surface reactions: experiment of H-D tunneling substitution

    • Author(s)
      尾坂 和哉,大場 康弘,香内 晃,渡部 直樹
    • Organizer
      日本地球惑星科学連合2014年大会
    • Place of Presentation
      パシフィコ横浜(神奈川県横浜市)
    • Year and Date
      2014-04-28 – 2014-05-02
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] 星間分子雲におけるアミノ酸の重水素濃集

    • Author(s)
      大場 康弘,力石 嘉人,高野 淑識,渡部 直樹,香内 晃
    • Organizer
      第32回日本有機地球化学シンポジウム
    • Place of Presentation
      ニューウェルシティ湯河原(静岡県熱海市)
    • Year and Date
      2014-11-05 – 2014-11-08
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Hydrogen addition reactions of simple aliphatic hydrocarbons (C2H2 and C2H4) ~ clue to the formation mechanism of cometary C2H6~

    • Author(s)
      H. Kobayashi, N. Watanabe, H. Hidaka, T. Hama, Y. Watanabe, and H. Kawakita
    • Organizer
      Workshop on Interstellar Matter 2014
    • Place of Presentation
      Hokkaido University, Sapporo
    • Year and Date
      2014-10-16 – 2014-10-18
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 星間塵表面反応で生成する水の水素同位体組成

    • Author(s)
      大場 康弘, 渡部 直樹, 香内 晃
    • Organizer
      日本地球化学会年会
    • Place of Presentation
      富山大学,富山市
    • Year and Date
      2014-09-16 – 2014-09-18
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Water formation by reaction of solid hydrogen peroxide with hydrogen atoms at low temperatures via quantum tunneling

    • Author(s)
      K. Osaka, Y. Oba, A. Kouchi, N. Watanabe
    • Organizer
      Second Workshop on Experimental Laboratory Astrophysics
    • Place of Presentation
      Poipu, Kauai, Hawaii, USA
    • Year and Date
      2015-02-23 – 2015-02-26
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Substitution reactions of solid ethanol with atomic deuterium via quantum tunneling at low temperatures

    • Author(s)
      K. Osaka, Y. Oba, A. Kouchi, N. Watanabe
    • Organizer
      Workshop on Interstellar Matter 2014
    • Place of Presentation
      Hokkaido University, Sapporo
    • Year and Date
      2014-10-16 – 2014-10-18
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Reaction kinetics and isotope effect of water formation by the surface reaction of solid H2O2 with H atoms at low temperatures

    • Author(s)
      Y. Oba, K. Osaka, N. Watanabe, T. Chigai, A. Kouchi
    • Organizer
      Faraday Discussion 168
    • Place of Presentation
      Leiden, Netherland
    • Year and Date
      2014-04-07 – 2014-04-09
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Water formation in space: quantum-tunneling surface reaction H2O2 + H at low temperatures

    • Author(s)
      Y. Oba, N. Watanabe, A. Kouchi
    • Organizer
      第30回化学反応討論会
    • Place of Presentation
      イーグレ姫路(兵庫県姫路市)
    • Year and Date
      2014-06-04 – 2014-06-06
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Reaction kinetics and isotope effect of water formation by the surface reaction of solid H2O2 with H atoms at low temperatures

    • Author(s)
      Y. Oba, K. Osaka, N. Watanabe, T. Chigai, A. Kouchi
    • Organizer
      Faraday Discussion 168 Astrochemistry of Dust, Ice and Gas
    • Place of Presentation
      Leiden, The Netherlands
    • Year and Date
      2014-04-07 – 2014-04-09
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 星間塵表面反応による有機分子の重水素濃集―炭素鎖伸長による濃集度の変化―

    • Author(s)
      大場 康弘
    • Organizer
      新学術領域研究「宇宙分子進化」第二回全体集会
    • Place of Presentation
      東京大学本郷キャンパス(東京都文京区)
    • Year and Date
      2014-06-23 – 2014-06-24
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Reaction kinetics and isotope effect of water formation by the surface reaction of solid H2O2 with H atoms at low temperature

    • Author(s)
      Y. Oba, K. Osaka, N. Watanabe, T. Chigai, A. Kouchi
    • Organizer
      Faraday Discussion 168 Astrochemistry of Dust, Ice and Gas
    • Place of Presentation
      NH Conference Centre, Leiden, The Netherlands
    • Year and Date
      2014-04-07 – 2014-04-09
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] Water formation in space: quantum-tunneling surface reaction H2O2 + H at low temperatures

    • Author(s)
      Y.Oba, N. Watanabe, A. Kouchi
    • Organizer
      第30回化学反応討論会
    • Place of Presentation
      イーグレ姫路, 姫路市
    • Year and Date
      2014-06-04 – 2014-06-06
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] 星間分子雲におけるアミノ酸の重水素濃集

    • Author(s)
      大場 康弘,力石 嘉人,高野 淑識,渡部 直樹,香内 晃
    • Organizer
      第32回有機地球化学シンポジウム
    • Place of Presentation
      ニューウェルシティ湯河原,熱海市
    • Year and Date
      2014-11-06 – 2014-11-08
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Reaction kinetics and isotope effect of water formation by the surface reaction of solid H2O2 with H atoms at low temperatures

    • Author(s)
      Y. Oba, K. Osaka, N. Watanabe, T. Chigai, A. Kouchi
    • Organizer
      Faraday Discussion 168 Astrochemistry of Dust, Ice and Gas
    • Place of Presentation
      NH Conference Centre, Leiden, The Netherlands
    • Year and Date
      2014-04-07 – 2014-04-09
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] Water Formation by Reaction of Solid Hydrogen Peroxide with Hydrogen Atoms at Low Temperatures via Quantum Tunneling

    • Author(s)
      K. Osaka , Y. Oba , A. Kouchi , N. Watanabe
    • Organizer
      Second Workshop on Experimental Laboratory Astrophysics
    • Place of Presentation
      Poipu, Kauai, Hawaii
    • Year and Date
      2015-02-23 – 2015-02-26
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] 星間塵表面反応で生成する水の水素同位体組成

    • Author(s)
      大場 康弘,渡部 直樹, 香内 晃
    • Organizer
      日本地球化学会第61回年会
    • Place of Presentation
      富山大学(富山県富山市)
    • Year and Date
      2014-09-16 – 2014-09-18
    • Data Source
      KAKENHI-PUBLICLY-26108501
  • [Presentation] Hydrogen addition reactions of C2H2 on cold grains; clue to the formation mechanism of cometary C2H6

    • Author(s)
      H. Kobayashi, N. Watanabe, H. Hidaka, T. Hama, Y. Watanabe, H. Kawakita
    • Organizer
      Faraday Discussion 168 Astrochemistry of Dust, Ice and Gas
    • Place of Presentation
      NH Conference Centre, Leiden, The Netherlands
    • Year and Date
      2014-04-07 – 2014-04-09
    • Data Source
      KAKENHI-PROJECT-24224012
  • [Presentation] H-D Substitution Reactions of Solid Ethanol with Atomic Deuterium via Quantum Tunneling at Low Temperatures

    • Author(s)
      K. Osaka,Y. Oba, A. Kouchi, N. Watanabe
    • Organizer
      Workshop on Interstellar Matter 2014
    • Place of Presentation
      Hokkaido University
    • Year and Date
      2014-10-16 – 2014-10-18
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 星間塵表面反応で生成する水の水素同位体組成

    • Author(s)
      大場 康弘, 渡部 直樹, 香内 晃
    • Organizer
      2014年度 日本地球化学会年会
    • Place of Presentation
      富山大学五福キャンパス
    • Year and Date
      2014-09-16 – 2014-09-18
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] 星間塵表面反応で生成する水の水素同位体組成

    • Author(s)
      大場 康弘, 渡部 直樹, 香内 晃
    • Organizer
      日本地球化学会年会
    • Place of Presentation
      富山大学, 富山市
    • Year and Date
      2014-09-16 – 2014-09-18
    • Data Source
      KAKENHI-PROJECT-25247086
  • [Presentation] Water formation in space: quantum-tunneling surface reaction H2O2 + H at low temperatures

    • Author(s)
      Y.Oba, N. Watanabe, A. Kouchi
    • Organizer
      第30回化学反応討論会
    • Place of Presentation
      イーグレ姫路,姫路市
    • Year and Date
      2014-06-04 – 2014-06-06
    • Data Source
      KAKENHI-PROJECT-26707030
  • [Presentation] Importance of deuterium fractionation of ethanol by grain surface reactions: experiment of H-D tunneling substitution

    • Author(s)
      尾坂 和哉, 大場 康弘, 香内 晃, 渡部 直樹
    • Organizer
      日本地球惑星科学連合2014年大会
    • Place of Presentation
      パシフィコ横浜,横浜市
    • Year and Date
      2014-04-28 – 2014-05-02
    • Data Source
      KAKENHI-PROJECT-26707030
  • 1.  WATANABE NAOKI (50271531)
    # of Collaborated Projects: 4 results
    # of Collaborated Products: 56 results
  • 2.  HIDAKA Hiroshi (00400010)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 12 results
  • 3.  HAMA Tetsuya (20579172)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 13 results
  • 4.  KOUCHI Akira (60161866)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 41 results
  • 5.  CHIGAI Takeshi (60601309)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 1 results
  • 6.  KIMURA Yuki (50449542)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  TOMARU Takayuki (80391712)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  杉本 敏樹 (00630782)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  中井 陽一 (30260194)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 2 results
  • 10.  高野 淑識 (80399815)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 8 results
  • 11.  新家 寛正 (40768983)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  YABUTA Hikaru
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 4 results
  • 13.  KIM Yousoo
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 14.  TACHIBANA Shogo
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results
  • 15.  渡辺 潤一
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 16.  Sameera W.M.C.
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results
  • 17.  古家 健次
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 18.  朝比奈 健太
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 19.  奥住 聡
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results
  • 20.  石橋 篤季
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 1 results
  • 21.  古賀 俊貴
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results
  • 22.  野村 英子
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results
  • 23.  奈良岡 浩
    # of Collaborated Projects: 0 results
    # of Collaborated Products: 2 results

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