SAKAI Takeshi 酒井剛

Researcher Number	20469604
Other IDs
Affiliation (Current)	2022: 電気通信大学, 大学院情報理工学研究科, 准教授
Affiliation (based on the past Project Information) *help	2016 – 2021: 電気通信大学, 大学院情報理工学研究科, 准教授 2015 – 2016: 電気通信大学, 大学院情報理工学研究科, 助教 2012 – 2015: 電気通信大学, 情報理工学(系)研究科, 助教 2012: 東京大学, 大学院・理学系研究科, 助教 2012: 東京大学, 大学院・理学系研究科, 特任助教 … More
Review Section/Research Field	Principal Investigator Astronomy / Basic Section 16010:Astronomy-related Except Principal Investigator Astronomy / Broad Section B / Medium-sized Section 16:Astronomy and related fields / Science and Engineering / Basic Section 16010:Astronomy-related / Transformative Research Areas, Section (II)
Keywords	Principal Investigator 星間分子 / 星形成 / 分子雲 / 大質量星 / ミリ波 / 電波天文 / 電波天文学 / 重水素 / 重水素濃縮 / 赤外線暗黒星雲 … More Except Principal Investigator 電波天文学 / 星形成 / 星間化学 / 星間物質 / 惑星系形成 / サブミリ波 / 超伝導受信機 / 宇宙物理学 / 惑星起源 / 超伝導デバイス / 星間分子 / テラヘルツ / テラヘルツ波 / G型星 / 惑星 / 太陽系 / ヘテロダイン分光 / ミリ波地上電波望遠鏡 / 超伝導ミクサ検出素子 / ハビタブルゾーン / 惑星科学 / 超伝導検出素子 / 太陽活動 / 太陽系惑星 / 惑星中層大気 / 地上電波望遠鏡 / ALMA / 局所銀河群 / ミリ波サブミリ波 / 爆発的星形成 / 巨大ブラックホール / 一酸化炭素分子 / 爆発的星形成銀河 / 初期宇宙 / ミリ波天文学 / 2ミリ波帯超伝導受信機 / 超電導受信機 / 大口径ミリ波電波望遠鏡 / ミリ波超伝導受信機 / ミリ波電波望遠鏡 / ミリ波 / サブミリ波受信機 / 天文 / 電波天文 / SIS素子 / ヘテロダイン受信機 / 電波望遠鏡受信機 / 超伝導回路 / 超伝導素子 / 受信分光システム / 宇宙電波観測 / 分子雲コア / 始動条件 / 重水素 / 原始惑星系円盤 / 分子分光 Less

The earliest stage of star formation to be studied by observing deuterated molecules
- Principal Investigator
  
  立松健一
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Review Section
  
  Broad Section B
- Research Institution
  National Astronomical Observatory of Japan
Exploring Chemical Evolution along Formation of Planetary-System by High Resolution/Sensitivity Observations
- Principal Investigator
  
  坂井南美
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  Institute of Physical and Chemical Research
ALMAで探る大質量星形成領域における窒素を含む複雑な有機分子の起源Principal Investigator
- Principal Investigator
  
  酒井剛
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  The University of Electro-Communications
Development of Highly Sensitive Radio Receiver for THz Astronomy
- Principal Investigator
  
  瀬田益道
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 16:Astronomy and related fields
- Research Institution
  Kwansei Gakuin University
超伝導素子と超伝導回路を融合した受信分光システム
- Principal Investigator
  
  鎌崎剛
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 16010:Astronomy-related
- Research Institution
  National Astronomical Observatory of Japan
原始惑星系円盤形成領域の化学組成とその進化
- Principal Investigator
  
  山本智
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Review Section
  
  Broad Section B
- Research Institution
  The University of Tokyo
Chemical Composition and Its Evolution in Disk Forming Region
- Principal Investigator
  
  山本智
- Project Period (FY)
  2018
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 16:Astronomy and related fields
- Research Institution
  The University of Tokyo
Studies of Formation Mechanism of Dense Cores in High-Mass ClumpsPrincipal Investigator
- Principal Investigator
  
  Sakai Takeshi
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  The University of Electro-Communications
Survery observation of the Milky Way using the 30cm sub-mm telescope to revel evolution of molecular cloud
- Principal Investigator
  
  SETA MASUMICHI
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Astronomy
- Research Institution
  Kwansei Gakuin University
Investigating Dusty Starburst and Super-Massive Black Hole with 2 mm receiver on LMT
- Principal Investigator
  
  Kawabe Ryohei
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Astronomy
- Research Institution
  National Astronomical Observatory of Japan
Chemical Diversity of Protoplanetary Systems and its Evolution
- Principal Investigator
  
  Yamamoto Satoshi
- Project Period (FY)
  2013 – 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
  The University of Tokyo
Studies of Chemical Compositions of Cluster Forming ClumpsPrincipal Investigator
- Principal Investigator
  
  Sakai Takeshi
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  The University of Electro-Communications
Exploring the timescale for high-mass star formation through deuterium fractionation ratiosPrincipal Investigator
- Principal Investigator
  
  SAKAI Takeshi
- Project Period (FY)
  2011 – 2012
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Astronomy
- Research Institution
  The University of Tokyo
Millimeter-Wave Band Monitoring Observationsof the Planetary Middle Atmospheres of the Solar System with 10m Single-dish Ground Based Telescope.
- Principal Investigator
  
  MAEZAWA Hiroyuki
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Astronomy
- Research Institution
  Osaka Prefecture University
Understanding of massive star formation based on wide-area mappin gsurvey of dense molecular gas toward galaxies in the local group
- Principal Investigator
  
  TOSAKI Tomoka
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Astronomy
- Research Institution
  Joetsu University of Education
Exploring Chemical Evolution from Star Forming Cores to Protoplanetary Disks by Multi-Wavelength Line Survey
- Principal Investigator
  
  YAMAMOTO Satoshi
- Project Period (FY)
  2009 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Astronomy
- Research Institution
  The University of Tokyo
Investigating high-mass star formation through chemical compositions of infrared dark cloudsPrincipal Investigator
- Principal Investigator
  
  SAKAI Takeshi
- Project Period (FY)
  2009 – 2010
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Astronomy
- Research Institution
  The University of Tokyo

All 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 Other

All Journal Article Presentation

[Journal Article] Chemical Variation among Protostellar Cores: Dependence on Prestellar Core Conditions2020
- Author(s)
  Yuri Aikawa, Kenji Furuya, Satoshi Yamamoto, and Nami Sakai
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 897
- DOI
  10.3847/1538-4357/ab994a
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05222
[Journal Article] The ALMA Survey of 70 μm Dark High-mass Clumps in Early Stages (ASHES). II. Molecular Outflows in the Extreme Early Stages of Protocluster Formation2020
- Author(s)
  Li Shanghuo、Sanhueza Patricio、Zhang Qizhou、Nakamura Fumitaka、Lu Xing、Wang Junzhi、Liu Tie、Tatematsu Ken’ichi、Jackson James M.、Silva Andrea、Guzm?n Andr?s E.、Sakai Takeshi、Izumi Natsuko、Tafoya Daniel、Li Fei、Contreras Yanett、Morii Kaho、Kim Kee-Tae
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 903 Pages: 119-119
- DOI
  10.3847/1538-4357/abb81f
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K04025
[Journal Article] Hunting for Hot Corinos and WCCC Sources in the OMC-2/3 Filament2020
- Author(s)
  M. Bouvier, A. Lopez-Sepulcre, C. Ceccarelli, C. Kahane, M. Imai, N. Sakai, S. Yamamoto, and P. J. Dagdigian
- Journal Title
  
  Astronomy and Astrophysics
  
  Volume: 636
- DOI
  10.1051/0004-6361/201937164
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05222
[Journal Article] A warped disk around an infant protostar2019
- Author(s)
  Sakai Nami、Hanawa Tomoyuki、Zhang Yichen、Higuchi Aya E.、Ohashi Satoshi、Oya Yoko、Yamamoto Satoshi
- Journal Title
  
  Nature
  
  Volume: 565 Pages: 206-208
- DOI
  10.1038/s41586-018-0819-2
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03713, KAKENHI-PROJECT-18K13595, KAKENHI-PROJECT-18H05222
[Journal Article] Spatial distribution of AlO in a high mass protostar candidate Orion Source I.2019
- Author(s)
  Tachibana Shogo、Kamizuka Takafumi、Hirota Tomoya、Sakai Nami、Oya Yoko、Takigawa Aki、Yamamoto Satoshi
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 875
- DOI
  10.3847/2041-8213/ab1653
- NAID
  120006902789
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05398, KAKENHI-PROJECT-16H06349, KAKENHI-PROJECT-18H05222
[Journal Article] First Subarcsecond Submillimeter-wave [C I] Image of 49 Ceti with ALMA2019
- Author(s)
  Higuchi Aya E.、Saigo Kazuya、Kobayashi Hiroshi、Iwasaki Kazunari、Momose Munetake、Lou Soon Kang、Sakai Nami、Kunitomo Masanobu、Ishihara Daisuke、Yamamoto Satoshi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 883 Pages: 180-180
- DOI
  10.3847/1538-4357/ab3d26
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K05632, KAKENHI-PROJECT-18K03713, KAKENHI-PROJECT-19K03927, KAKENHI-PLANNED-18H05441, KAKENHI-PUBLICLY-19H05090, KAKENHI-PROJECT-19H01938, KAKENHI-ORGANIZER-18H05436, KAKENHI-PLANNED-18H05438, KAKENHI-PROJECT-18H05222, KAKENHI-PROJECT-17H01103
[Journal Article] An unbiased spectral line survey observation toward the low-mass star-forming region L15272019
- Author(s)
  Yoshida Kento、Sakai Nami、Nishimura Yuri、Tokudome Tomoya、Watanabe Yoshimasa、Sakai Takeshi、Takano Shuro、Yamamoto Satoshi
- Journal Title
  
  Publication of Astronomical Society of Japan
  
  Volume: 未定
- DOI
  10.1093/pasj/psy136
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H03964, KAKENHI-PROJECT-18H05222
[Journal Article] Unveiling a Few Astronomical Unit Scale Rotation Structure around the Protostar in B3352019
- Author(s)
  Muneaki Imai, Yoko Oya, Nami Sakai, Ana Lopez-Sepulcre, Yoshimasa Watanabe, Satoshi Yamamoto
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 873
- DOI
  10.3847/2041-8213/ab0c20
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05222, KAKENHI-PROJECT-18J11010
[Journal Article] Sulfur-bearing Species Tracing the Disk/Envelope System in the Class I Protostellar Source Elias 292019
- Author(s)
  Oya Yoko、Lopez-Sepulcre Ana、Sakai Nami、Watanabe Yoshimasa、Higuchi Aya E.、Hirota Tomoya、Aikawa Yuri、Sakai Takeshi、Ceccarelli Cecilia、Lefloch Bertrand、Caux Emmanuel、Vastel Charlotte、Kahane Claudine、Yamamoto Satoshi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 881 Pages: 112-127
- DOI
  10.3847/1538-4357/ab2b97
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03713, KAKENHI-PROJECT-19K14753, KAKENHI-PUBLICLY-19H05090, KAKENHI-PROJECT-18H05222
[Journal Article] The Effect of Far-infrared Radiation on the Hyperfine Anomaly of the OH 18 cm Transition2019
- Author(s)
  Yuji Ebisawa, Nami Sakai, Karl M. Menten, Satoshi Yamamoto
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 871
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H05222
[Journal Article] Physical and Chemical Fingerprint of Protostellar Disc Formation2019
- Author(s)
  E. Artur de la Villarmois, J. K. Jorgensen, L. E. Kristensen, E. A. Bergin, D. Harsono, N. Sakai, E. F. van Dishoeck, and S. Yamamoto
- Journal Title
  
  Astronomy and Astrophysics
  
  Volume: 626
- DOI
  10.1051/0004-6361/201834877
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05222
[Journal Article] Deuterium Fractionation Survey Toward Protostellar Sources in the Perseus Molecular Cloud: HNC Case2018
- Author(s)
  Muneaki Imai, Nami Sakai, Ana Lopez-Sepulcre, Aya E. Higuchi, Yichen Zhang, Yoko Oya, Yoshimasa Watanabe, Takeshi Sakai, Cecilia Ceccarelli, Bertrand Lefloch, Satoshi Yamamoto
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 869
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H05222
[Journal Article] Chemical Survey toward Young Stellar Objets in the Perseus Molecular Cloud Complex2018
- Author(s)
  Aya E. Higuchi, Nami Sakai, Yoshimasa Watanabe, Ana Lopez-Sepulcre, Kento Yoshida, Yoko Oya, Muneaki Imai, Yichen Zhang, Cecilia Ceccarelli, Bertrand Lefloch, Claudio Codella, Rafael Bachiller, Tomoya Hirota, Takeshi Ssakai, Satoshi Yamamoto
- Journal Title
  
  The Astrophysical Journal Supplement Series
  
  Volume: 236
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H05222
[Journal Article] The Co-evolution of Disks and Stars in Embedded Stages: The Case of the Very-low-mass Protostar IRAS 15398-33592018
- Author(s)
  Yuki Okoda, Yoko Oya, Nami Sakai, Yoshimasa Watanabe, Jes K. Jorgensen, Ewine F. Van Dishoeck, Satoshi Yamamoto
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 864
- DOI
  10.3847/2041-8213/aad8ba
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H05222
[Journal Article] "ALMA Observations of the IRDC Clump G34.43+00.24 MM3: Complex Organic and Deuterated Molecules2018
- Author(s)
  Sakai Takeshi、Yanagida Takahiro、Furuya Kenji、Aikawa Yuri、Sanhueza Patricio、Sakai Nami、Hirota Tomoya、Jackson James M.、Yamamoto Satoshi
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 857 Pages: 35-35
- DOI
  10.3847/1538-4357/aaadfd
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05292, KAKENHI-PROJECT-17K05398, KAKENHI-PROJECT-16H03964
[Journal Article] Sub-arcsecond Kinematic Structure of the Outflow in the Vicinity of the Protostar in L4832018
- Author(s)
  Yoko Oya, Nami Sakai, Yoshimasa Watanabe, Ana Lopez-Sepulcre, Cecilia Ceccarelli, Bertrand Lefloch, Satoshi Yamamoto
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 863
- DOI
  10.3847/1538-4357/aacf42
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18H05222
[Journal Article] Vertical Structure of the Transition Zone from Infalling Rotating Envelope to Disk in the Class 0 Protostar, IRAS04368+25572017
- Author(s)
  Sakai, Nami; Oya, Yoko; Higuchi, Aya E.; Aikawa, Yuri; Hanawa, Tomoyuki; Ceccarelli, Cecilia; Lefloch, Bertrand; Lopez-Sepulcre, Ana; Watanabe, Yoshimasa; Sakai, Takeshi; Hirota, Tomoya; Caux, Emmanuel; Vastel, Charlotte; Kahane, Claudine; Yamamoto, Satoshi
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 467
- DOI
  10.1093/mnrasl/slx002
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02073, KAKENHI-PLANNED-25108005, KAKENHI-PROJECT-15K05017
[Journal Article] ALMA Observations of the IRDC Clump G34.43+00.24 MM3: DNC/HNC Ratio2015
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., Foster, J. B., Sanhueza, P., Jackson, J. M., Yamamoto, S.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 803 Pages: 70-70
- DOI
  10.1088/0004-637x/803/2/70
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400225, KAKENHI-PROJECT-23540266, KAKENHI-PLANNED-25108004, KAKENHI-PROJECT-15H03646
[Journal Article] Chemical View of Protostellar-Disk Formation in L15272014
- Author(s)
  Sakai, N., Oya, Y., Sakai, T., Watanabe, Y., Hirota, T., Ceccarelli, C., Kahane, C., Lopez-Sepulcre, A., Lefloch, B., Vastel, C., Bottinelli, S., Caux, E., Coutens, A., Aikawa, Y., Takakuwa, S., Ohashi, N., Yen, H-W, Yamamoto, S.
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 791 Pages: 38-38
- DOI
  10.1088/2041-8205/791/2/l38
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-23103004, KAKENHI-PROJECT-23540266, KAKENHI-ORGANIZER-25108001, KAKENHI-PLANNED-25108004, KAKENHI-PLANNED-25108005, KAKENHI-PROJECT-25400223
[Journal Article] Change in the chemical composition of infalling gas forming a disk around a protostar2014
- Author(s)
  N. Sakai, T. Sakai, T. Hirota, Y. Watanabe, C. Ceccarelli, C. Kahane, S. Bottinelli, E. Caux, K, Demyk, C. Vastel, A. Coutens, V. Taquet, N. Ohashi, S. Takakuwa, H.-W. Yen, Y. Aikawa, and S.Yamamoto
- Journal Title
  
  Nature
  
  Volume: 507 Pages: 78-80
- DOI
  10.1038/nature13000
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002, KAKENHI-PLANNED-23103004, KAKENHI-PROJECT-23540266, KAKENHI-PLANNED-25108004, KAKENHI-PLANNED-25108005, KAKENHI-PROJECT-25400223
[Journal Article] ALMA Observations of of the IRDC Clump G34.43+00.24 MM3: 278 GHz Class I Methanol Masers2014
- Author(s)
  Yanagida, T., Sakai, T., Hirota, T., Sakai, N., Foster, J. B., Sanhueza, P., Jackson, J. M., Furuya, K., Aikawa, Y., Yamamoto, S.
- Journal Title
  
  The Astrophysical Journal Letters
  
  Volume: 794
- DOI
  10.1088/2041-8205/794/1/l10
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PLANNED-25108004, KAKENHI-PROJECT-25400225
[Journal Article] DNC/HNC and N2D+/N2H+ ratios in high-mass star-forming cores2014
- Author(s)
  Fontani, F., Sakai, T., Furuya, K., Sakai, N., Aikawa, Y., Yamamoto, S.
- Journal Title
  
  Monthly Notices of the Royal Astronomical Society
  
  Volume: 440 Pages: 448-456
- DOI
  10.1093/mnras/stu298
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J02024, KAKENHI-PLANNED-25108004, KAKENHI-PROJECT-25400225
[Journal Article] Chemical Compositions of Massive Clumps in Early Evolutionary Stages of High-Mass Star Formation2013
- Author(s)
  Takeshi SAKAI
- Journal Title
  
  Proceedings of New Trends in Radio Astronomy in the ALMA Era
  
  Volume: 1
- Data Source
  KAKENHI-PROJECT-23740146
[Journal Article] Warm Carbon-Chain Chemistry2013
- Author(s)
  N. Sakai
- Journal Title
  
  Chemical Reviews
  
  Volume: 113 Pages: 8981-9015
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] ALMA Observations of the IRDC Clump G34.43+00.24 MM3 : Hot Core and Molecular Outflows2013
- Author(s)
  Sakai, T., Sakai, N., Foster, J. B., Sanhueza, P., Jackson, J. M., Kassis, M., Furuya, K., Aikawa, Y., Hirata T., Yamamoto. S.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: 775 Pages: 19-24
- DOI
  10.1088/2041-8205/775/1/l31
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J02024, KAKENHI-PROJECT-21224002, KAKENHI-PLANNED-25108004, KAKENHI-PLANNED-25108005, KAKENHI-PROJECT-25400225
[Journal Article] “Warm Carbon-Chain Chemistry”2013
- Author(s)
  N. Sakai, and S. Yamamoto
- Journal Title
  
  Chemical Reviews
  
  Volume: 113 Pages: 8981-9015
- DOI
  10.1021/cr4001308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002, KAKENHI-PLANNED-25108005
[Journal Article] A Recent Accretion Burst in the Low-mass Protostar IRAS 15398-3359 : ALMA Imaging of Its Related Chemistry2013
- Author(s)
  J.K. Jorgensen, R. Visser, N. Sakai, E. Bergin, C. Brinch, D. Harsono, J.E. Lindberg, E.F. van Dishoeck, S. Yamamoto, S. Bisschop, and M.V. Persson
- Journal Title
  
  ApJ
  
  Volume: 779
- DOI
  10.1088/2041-8205/779/2/l22
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Anomalous13C Isotope Abundances in C3S and C4H Observed toward the Cold Interstellar Cloud, Taurus Molecular Cloud-12013
- Author(s)
  N. Sakai, S. Takano, T. Sakai, S. Shiba, Y. Sumiyoshi, Y. Endo, and S.Yamamoto, S
- Journal Title
  
  The Journal of Physical Chemistry
  
  Volume: 117 Pages: 8981-9015
- DOI
  10.1021/jp3127913
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002, KAKENHI-PLANNED-25108005, KAKENHI-PROJECT-25400223
[Journal Article] An Unbiased Spectral Line Survey toward R CrA IRS7B in the 345 GHz Window with ASTE2012
- Author(s)
  Y. Watanabe, N. Sakai, J.E. Lindberg, J.K. Jorgensen, S. E. Bisschop, and S. Yamamoto
- Journal Title
  
  Astrophysical Journal
  
  Volume: 745
- DOI
  10.1088/0004-637x/745/2/126
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002, KAKENHI-PROJECT-23740142
[Journal Article] DNC/HNC Ratio of Massive Clumps in Early Evolutionary Stages of High-mass Star Formation2012
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., & Yamamoto, S.
- Journal Title
  
  Astrophysical Journal
  
  Volume: 747 Pages: 140-149
- DOI
  10.1088/0004-637x/747/2/140
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-11J02024, KAKENHI-PROJECT-21224002, KAKENHI-PROJECT-21244021, KAKENHI-PLANNED-23103004, KAKENHI-PROJECT-23540266, KAKENHI-PROJECT-23740142, KAKENHI-PROJECT-23740146
[Journal Article] The 3 mm Spectral Line Survey toward the Lynds 1157 B1 Shocked Region. I. Data2012
- Author(s)
  T. Yamaguchi, S.Takano, Y. Watanabe, N. Sakai, T. Sakai, S.-Y. Liu, Y.-N. Su, N. Hirano, S. Takakuwa, Y.Aikawa, H. Nomura, and S. Yamamoto
- Journal Title
  
  Publications of the Astronomical Society of Japan
  
  Volume: 64
- DOI
  10.1093/pasj/64.5.105
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] DNC/HNC Ratio of Massive Clumps in Early Evolutionary Stages of High-mass Star Formation2012
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., Yamamoto, S.
- Journal Title
  
  The Astrophysical Journal
  
  Volume: Volume 747 Pages: 140-140
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23740146
[Journal Article] CH radio emission from Heiles Cloud 2 as a tracer of molecular cloud evolution2012
- Author(s)
  N. Sakai, H. Maezawa, T. Sakai, K.M. Menten, and S. Yamamoto
- Journal Title
  
  Astronomy and Astrophysics
  
  Volume: 546
- DOI
  10.1051/0004-6361/201219106
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002, KAKENHI-PROJECT-22340042, KAKENHI-PROJECT-23740142
[Journal Article] Tentative Detection of Deuterated Methane toward the Low Mass Protostar IRAS 04368+2557 in L15272012
- Author(s)
  N. Sakai, Y. Shirley, T. Sakai, T. Hirota, Y. Watanabe, and S. Yamamoto
- Journal Title
  
  Astrophysical Journal
  
  Volume: 758
- DOI
  10.1088/2041-8205/758/1/l4
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002, KAKENHI-PROJECT-23740142
[Journal Article] CH radio emission from Heiles Cloud 2 as a tracer of molecular cloud evolution2012
- Author(s)
  Sakai, N.; Maezawa, H.; Sakai, T.; Menten, K. M.; Yamamoto, S.
- Journal Title
  
  Astronomy & Astrophysics, Volume
  
  Volume: 546 Pages: 8-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340042
[Journal Article] Distribution of CH3OH in NGC1333 IRAS4B2012
- Author(s)
  N. Sakai, C. Ceccarelli, S. Bottinelli, T. Sakai, and S. Yamamoto
- Journal Title
  
  Astrophysical Journal
  
  Volume: 754
- DOI
  10.1088/0004-637x/754/1/70
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002, KAKENHI-PROJECT-23740142
[Journal Article] Compact Molecular Outflow from NGC2264 CMM3 : A Candidate for Very Young High-Mass Protostar2011
- Author(s)
  O. Saruwatari, N. Sakai, S.-Y. Liu, Y.-N. Su, T. Sakai, and S. Yamamoto
- Journal Title
  
  Astrophys. J
  
  Volume: 729
- DOI
  10.1088/0004-637x/729/2/147
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Early Results of the 3 mm Spectral Line Survey toward the Lynds 1157 B1 Shocked Region2011
- Author(s)
  M. Sugimura, T. Yamaguchi, T. Sakai, T. Umemoto, N. Sakai, S. Takano, Y. Aikawa, N. Hirano, S.-Y. Liu, T.J. Millar, H. Nomura, Y.-N. Su, S. Takakuwa, and S. Yamamoto
- Journal Title
  
  Publ. Astron. Soc. Japan
  
  Volume: 63 Pages: 459-472
- DOI
  10.1093/pasj/63.2.459
- NAID
  10029037370
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Band 8 QM受信機のASTE望遠鏡への搭載2011
- Author(s)
  酒井剛
- Journal Title
  
  2011年日本天文学会春季年会予稿集
  
  Volume: 1
- Data Source
  KAKENHI-PROJECT-21740144
[Journal Article] ASTEチーム、"Band 8 QM受信機のASTE望遠鏡への搭載"2011
- Author(s)
  酒井剛、塚越崇、井上裕文、河野孝太郎、山本智、岩下浩幸、田村陽一、廿日出文洋、島尻芳人、大島泰、川辺良平、佐藤直久、飯塚吉三、関本裕太郎、田村友範、野口卓、小笠原隆亮, 他
- Journal Title
  
  2011年日本天文学会春期年会予稿集 1
- Data Source
  KAKENHI-PROJECT-21740144
[Journal Article] 野辺山45m望遠鏡100GHz帯受信機のIF広帯域化2011
- Author(s)
  酒井剛
- Journal Title
  
  2011年日本天文学会春季年会予稿集
  
  Volume: 1
- Data Source
  KAKENHI-PROJECT-21740144
[Journal Article] 野辺山45m望遠鏡100GHz帯受信機のIF広帯域化2011
- Author(s)
  酒井剛、岩下浩幸、中島拓、伊王野大介、高野秀路、久野成夫、川辺良平、河野孝太郎、山本智
- Journal Title
  
  2011年日本天文学会春期年会予稿集 1
- Data Source
  KAKENHI-PROJECT-21740144
[Journal Article] Detection of Two Carbon-Chain-Rich Cores : CB130-3 and L673 SMM42011
- Author(s)
  T. Hirota, T. Sakai, N. Sakai, and S. Yamamoto
- Journal Title
  
  Astrophys. J
  
  Volume: 736
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Stability of a Quasi-Optical Superconducting NbTiN Hot-Electron Bolometer Mixer at 1.5 THz Frequency Band2011
- Author(s)
  Maezawa, H.; Yamakura, T.; Shiino, T.; Yamamoto, S.; Shiba, S.; Sakai, N.; Irimajiri, Y.; Jiang, L.; Nakai, N.; Seta, M.; Mizuno, A.; Nagahama, T.; Fukui, Y.
- Journal Title
  
  IEEE Transactions on Applied Superconductivity
  
  Volume: 21 Pages: 640-644
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340042
[Journal Article] Detection of Phosphrous Nitride in the Lynds 1157 B1 Shocked Region2011
- Author(s)
  T. Yamaguchi, S.Takano, Y. Watanabe, N. Sakai, T. Sakai, S.-Y. Liu, Y.-N. Su, N. Hirano, S. Takakuwa, Y.Aikawa, H. Nomura, and S. Yamamoto
- Journal Title
  
  Publ. Astron. Soc. Japan
  
  Volume: 63
- DOI
  10.1093/pasj/63.5.l37
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] A Survey of Molecular Lines toward Massive Clumps in Early Evolutionary Stages of High-Mass Star Formation2010
- Author(s)
  T.Sakai
- Journal Title
  
  Astrophysical Journal
  
  Volume: 714 Pages: 1658-1671
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Distribution of Carbon-Chain Molecules in L15272010
- Author(s)
  N. Sakai, T. Sakai, T. Hirota, and S. Yamamoto
- Journal Title
  
  Astrophys. J
  
  Volume: 722 Pages: 1633-1643
- DOI
  10.1088/0004-637x/722/2/1633
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Development of 1.5 THz waveguide NbTiN superconducting hot electron bolometer mixers2010
- Author(s)
  Jiang, L.; Shiba, S.; Shiino, T.; Shimbo, K.; Sakai, N.; Yamakura, T.; Irimajiri, Y.; Ananthasubramanian, P. G.; Maezawa, H.; Yamamoto, S
- Journal Title
  
  Superconductor Science and Technology
  
  Volume: 23 Pages: 6-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340042
[Journal Article] Development of 1.5 THz Waveguide NbTiN Superconducting Hot Electron Bolometer Mixers2010
- Author(s)
  L. Jiang, S. Shiba, T. Shiino, K. Shimbo, N. Sakai, T. Yamakura, Y. Irimajiri, P.G. Ananthasubramanian, H. Maezawa, and S. Yamamoto
- Journal Title
  
  Supercond. Sci. Technol
  
  Volume: 23
- DOI
  10.1088/0953-2048/23/4/045025
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Abundance Anomaly of the ^<13>C species of CCH2010
- Author(s)
  N. Sakai, O. Saruwatari, T. Sakai, S. Takano, and S. Yamamoto
- Journal Title
  
  Astron. Astrophys
  
  Volume: 512
- DOI
  10.1051/0004-6361/200913098
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] A Survey of Molecular Lines toward Massive Clumps in Early Evolutionary Stages of High-Mass Star Formation2010
- Author(s)
  T. Sakai, N. Sakai, T. Hirota, and S. Yamamoto
- Journal Title
  
  Astrophys. J
  
  Volume: 714 Pages: 1658-1671
- DOI
  10.1088/0004-637x/714/2/1658
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] A Survey of Molecular Lines toward Massive Clumps in Early Stages of High-Mass Star Formation2010
- Author(s)
  Sakai, T., Sakai, N., Hirota, T., Yamamoto, S.
- Journal Title
  
  the Astrophysical Journal 714
  
  Pages: 1658-1671
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740144
[Journal Article] Long Carbon-Chain Molecules and their Anions in the Starless Core, Lupus-1A2010
- Author(s)
  N.Sakai
- Journal Title
  
  Astrophysical Journal
  
  Volume: 718
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Improvement of the critical temperature of superconducting NbTiN and NbN thin films using the AlN buffer layer2010
- Author(s)
  Shiino, .; Shiba, S.; Sakai, N.; Yamakura, T.; Jiang, L.; Uzawa, Y.; Maezawa, H
- Journal Title
  
  Yamamoto, S.Superconductor Science and Technology
  
  Volume: 23 Pages: 5-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22340042
[Journal Article] Improvement of the Critical Temperature of Superconducting NbTiN and NbN Thin Films Using the AlN Buffer Layer2010
- Author(s)
  T. Shiino, S. Shiba, N. Sakai, T. Yamakura, L. Jiang, Y. Uzawa, H. Maezawa, and S. Yamamoto
- Journal Title
  
  Supercond. Sci. Technol
  
  Volume: 23
- DOI
  10.1088/0953-2048/23/4/045004
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] A SURVEY OF MOLECULAR LINES TOWARD MASSIVE CLUMPS IN EARLY EVOLUTIONARY STAGES OF HIGH-MASS STAR FORMATION2010
- Author(s)
  酒井剛
- Journal Title
  
  The Astrophysical Journal (印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21740144
[Journal Article] Depletion of CCS in a Candidate Warm-Carbon-Chain-Chemistry Source L4832010
- Author(s)
  T. Hirota, N. Sakai, and S. Yamamoto
- Journal Title
  
  Astrophys. J
  
  Volume: 720 Pages: 1370-1373
- DOI
  10.1088/0004-637x/720/2/1370
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Abundance Anomaly of the ^<13>C species of CCH2010
- Author(s)
  N.Sakai
- Journal Title
  
  Astronomy and Astrophysics
  
  Volume: 512
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Distribution of Carbon-Chain Molecules in L15272010
- Author(s)
  N.Sakai
- Journal Title
  
  Astrophysical Journal
  
  Volume: 722 Pages: 1633-1643
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Long Carbon-Chain Molecules and their Anions in the Starless Core, Lupus-1A2010
- Author(s)
  N. Sakai, T. Shiino, T. Hirota, T. Sakai, and S. Yamamoto
- Journal Title
  
  Astrophys. J
  
  Volume: 718
- DOI
  10.1088/2041-8205/718/2/l49
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Journal Article] Deuterated Molecules in Warm Carbon Chain Chemistry : The L1527 Case2009
- Author(s)
  N. Sakai, T. Sakai, T. Hirota, and S. Yamamoto
- Journal Title
  
  Astrophys. J
  
  Volume: 702 Pages: 1025-1035
- DOI
  10.1088/0004-637x/702/2/1025
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21224002
[Presentation] LMT50m鏡用2mm受信機システムと爆発的星形成、巨大ブックホールの研究 IV:搭載試験観測2019
- Author(s)
  酒井剛、川邊良平他
- Organizer
  日本天文学会(春季年会)
- Data Source
  KAKENHI-PROJECT-15H02073
[Presentation] Chemical Evolution and Its Diversity in Disk Forming Regions2019
- Author(s)
  Yamamoto, S., Oya, Y. and Sakai, N.
- Organizer
  WE-Heraeus-Seminar: Chemical Evolution of Cosmic Matter
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18H05222
[Presentation] LMT 50 m鏡用2ミリ受信機システムの開発と爆発的星形成銀河、巨大ブラックホールの研究 III: 搭載計画2018
- Author(s)
  川邊良平、酒井剛、田中邦彦、廿日出文洋、田村陽一、河野孝太郎、野口卓、高橋敏一
- Organizer
  日本天文学会
- Data Source
  KAKENHI-PROJECT-15H02073
[Presentation] ALMA Observations of the 70 μm Dark Massive Clump G14.49-0.142018
- Author(s)
  Takeshi Sakai, Patricio Sanhueza, Yanett Contreras, Kenji Furuya, Satoshi Ohashi, Andres Guzman, Fumitaka Nakamura, Ken’ichi Tatematsu
- Organizer
  2018 Autumn Annual Meeting, Astronomical Society of Japan
- Data Source
  KAKENHI-PROJECT-16K05292
[Presentation] VLAを用いた赤外線暗黒星雲G34.43+00.24 MM3に対するNH3輝線観測2018
- Author(s)
  植松海,　酒井剛
- Organizer
  日本天文学会2018年秋季年会
- Data Source
  KAKENHI-PROJECT-16K05292
[Presentation] LMT50m鏡用2mm受信機システムと爆発的星形成銀河、巨大ブラックホールの研究 III:開発進捗2017
- Author(s)
  酒井剛、川邊良平、田中邦彦、田村陽一、河野孝太郎、大島泰、廿日出文洋、野口卓、高橋敏一
- Organizer
  日本天文学会
- Data Source
  KAKENHI-PROJECT-15H02073
[Presentation] LMT50m鏡用2mm受信機システムと爆発的星形成、巨大ブックホールの研究III 開発進捗2017
- Author(s)
  酒井剛、川邊良平、田中邦彦、田村陽一、河野孝太郎、大島泰、野口卓、高橋敏一、廿日出文洋
- Organizer
  日本天文学会
- Place of Presentation
  九州大学伊都キャンパス(福岡県福岡市)
- Year and Date
  2017-03-15
- Data Source
  KAKENHI-PROJECT-15H02073
[Presentation] LMT50m鏡用2mm受信機システムと爆発的星形成、巨大ブックホールの研究II 全体進捗2017
- Author(s)
  川邊良平、酒井剛、田中邦彦、田村陽一、河野孝太郎、大島泰、野口卓、高橋敏一、廿日出文洋
- Organizer
  日本天文学会
- Place of Presentation
  九州大学伊都キャンパス(福岡県福岡市)
- Year and Date
  2017-03-15
- Data Source
  KAKENHI-PROJECT-15H02073
[Presentation] 周波数変調局部発振器による新しいミリ波サブミリ波分光法：V. ASTEへのFMLOシステムの搭載・試験観測2017
- Author(s)
  谷口暁星, 田村陽一, 河野孝太郎, 畳谷仁男, 前川淳, 掘込治, 酒井剛
- Organizer
  日本天文学会
- Place of Presentation
  九州大学伊都キャンパス(福岡県福岡市)
- Year and Date
  2017-03-15
- Data Source
  KAKENHI-PROJECT-15H02073
[Presentation] LMT 50m鏡用2mm受信機システムの開発と爆発的星形成銀河、巨大ブラックホールの研究 II: 全体進捗2017
- Author(s)
  川邊良平、酒井剛、田中邦彦、田村陽一、河野孝太郎、大島泰、野口卓、高橋敏一、廿日出文洋、
- Organizer
  日本天文学会
- Data Source
  KAKENHI-PROJECT-15H02073
[Presentation] Deuterium Fractionation in the Earliest Stages of High-Mass Star Formation2016
- Author(s)
  Sakai T., Furuya K., Sanhueza P., Sakai N., Hirota T., Aikawa Y., Watanabe Y., Foster J., Jackson J.M., Yamamoto, S
- Organizer
  Workshop on Interstellar Matter 2016
- Place of Presentation
  Hokkaido University（Hokkaido, Sapporo)
- Year and Date
  2016-10-19
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05292
[Presentation] 野辺山 45m 望遠鏡を用いた低温大質量クランプに対する分子輝線サーベイ2016
- Author(s)
  酒井剛, 古家健次, 相川祐理, 坂井南美, 廣田朋也, 渡邉祥正, 山本智
- Organizer
  日本天文学会2016年秋季年会
- Place of Presentation
  愛媛大学（愛媛県松山市）
- Year and Date
  2016-09-14
- Data Source
  KAKENHI-PROJECT-16K05292
[Presentation] Deuterium Fractionation in Cluster Forming Clumps2015
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., Foster, J.B., Sanhueza, P., Jackson, J. M., Yamamoto, S.
- Organizer
  Star Formation 2015: From Clouds to Cores
- Place of Presentation
  National Astronomical Observatory of Japan, Tokyo
- Year and Date
  2015-06-29
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] 電波観測で探る大質量星形成過程2015
- Author(s)
  酒井剛
- Organizer
  宇宙・電磁環境センター研究集会
- Place of Presentation
  電気通信大学, 東京
- Year and Date
  2015-12-25
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] IRDC G34.43+00.24 MM3 に付随した若いホットコアの化学組成2015
- Author(s)
  酒井剛, 柳田貴大, 坂井南美, 古家健次, 相川祐理, 廣田朋也, Patricio Sanhueza, Jonathan B. Foster, James M. Jackson, 山本智
- Organizer
  日本天文学会2015年秋季年会
- Place of Presentation
  甲南大学, 兵庫県
- Year and Date
  2015-09-09
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] Observational Studies of Initial Conditions for High-Mass Star Formation2015
- Author(s)
  Sakai, T,
- Organizer
  East Asian ALMA Science Workshop 2015
- Place of Presentation
  I-site Nanba, Osaka
- Year and Date
  2015-12-08
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] LMT50m鏡用2mm受信機システムと爆発的星形成、巨大ブックホールの研究2015
- Author(s)
  川邊良平、酒井剛、田村陽一、河野孝太郎、徂徠和夫、松原英雄、奥村幸子、大西利和、大島泰、野口卓、高橋敏一
- Organizer
  日本天文学会
- Place of Presentation
  甲南大学(岡本キャンパス)(兵庫県神戸市)
- Year and Date
  2015-09-09
- Data Source
  KAKENHI-PROJECT-15H02073
[Presentation] Review of Observations of High-Mass Star Formation2015
- Author(s)
  Sakai, T.
- Organizer
  NRO-ALMA Science/Development Workshop 2015
- Place of Presentation
  Nobeyama Radio Observatory, Nagano
- Year and Date
  2015-07-28
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] A Drastic Chemical Change in Protostellar-Disk Formation : IRAS 04368 +2557 in L15272014
- Author(s)
  N. Sakai
- Organizer
  日本天文学会2014年春季年会
- Place of Presentation
  国際基督教大学(東京都)
- Year and Date
  2014-03-21
- Data Source
  KAKENHI-PROJECT-21224002
[Presentation] ALMA Observations of the IRDC Clump G34.43+00.24 MM32014
- Author(s)
  Sakai, T., Sakai, N., Foster, J. B., Sanhueza, P., Jackson, J. M., Kassis, M., Furuya, K., Aikawa, Y., Hirota, T., Yamamoto, S.
- Organizer
  日本天文学会春季年会
- Place of Presentation
  国際基督教大学
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] A Drastic Chemical Change in Protostellar-Disk Formation: IRAS 04368+2557 in L15272014
- Author(s)
  N. Sakai
- Organizer
  日本天文学会2014年春季年会
- Place of Presentation
  国際基督教大学（東京都）
- Data Source
  KAKENHI-PROJECT-21224002
[Presentation] New carbon-chain chemistry found in solar-type star-forming regions2014
- Author(s)
  N. Sakai
- Organizer
  247th American Chemical Society National Meeting 2014
- Place of Presentation
  Dallas Convention Center (USA)
- Invited
- Data Source
  KAKENHI-PROJECT-21224002
[Presentation] 70 GHz帯SIS素子の開発2014
- Author(s)
  酒井剛、池谷瑞基、野口卓
- Organizer
  第14回ミリ波サブミリ波受信機ワークショップ
- Place of Presentation
  茨城大学
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] 野辺山45m望遠鏡用70GHz帯受信機の搭載と140GHz帯受信機の開発2013
- Author(s)
  酒井剛
- Organizer
  第13回ミリ波サブミリ波受信機ワークショップ
- Place of Presentation
  名古屋
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] Astrochemistry in Star/Planet Forming Regions2013
- Author(s)
  N. Sakai
- Organizer
  ALMA Development Workshop
- Place of Presentation
  国立天文台・三鷹（東京都）
- Invited
- Data Source
  KAKENHI-PROJECT-21224002
[Presentation] 野辺山45m望遠鏡用70 GHz帯受信機の搭載と140 GHz帯受信機の開発2013
- Author(s)
  酒井剛
- Organizer
  第13回ミリ波サブミリ波受信機ワークショップ
- Place of Presentation
  名古屋大学, 愛知県
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] Chemical Compositions of Massive Clumps in Early Evolutionary Stages of High-Mass Star Formation2012
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., Yamamoto, S.
- Organizer
  New Trends in Radio Astronomy in the ALMA Era
- Place of Presentation
  Hakone, Japan
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] Chemical Compositions of Massive Clumps in Early Evolutionary Stages of High-Mass Star Formation2012
- Author(s)
  Takeshi Sakai
- Organizer
  New Trends in Radio Astronomy in the ALMA Era
- Place of Presentation
  The Prince Hakone, Hakone, Japan
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] Chemical Diversity of Low-Mass Star-Forming Cores: Class 0 to Class I2012
- Author(s)
  N. Sakai
- Organizer
  New Trends in Radio Astronomy in the ALMA Era: the 30th Anniversary of Nobeyama Radio Observatory
- Place of Presentation
  Hakone (Kanagawa　Pref.)
- Invited
- Data Source
  KAKENHI-PROJECT-21224002
[Presentation] 野辺山45m望遠鏡用70GHz帯受信機の開発2011
- Author(s)
  酒井剛、柴田大輝、渡辺祥正、坂井南美、山本智、河野孝太郎、藤井由美、野口卓、浅山信一郎、中島拓、廣田朋也、高野秀路、木村公洋、前澤裕之
- Organizer
  日本天文学会2011年秋季年会
- Place of Presentation
  鹿児島
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] Deuterium Fractionation in Massive Clumps in Early Evolutionary Stages of High-Mass Star Formation2011
- Author(s)
  Sakai, Takeshi; Sakai, Nami; Furuya, Kenji; Aikawa, Yuri; Hirota, Tomoya; Yamamoto, Satoshi
- Organizer
  The Molecular Universe
- Place of Presentation
  Toledo, Spain
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] 野辺山45m望遠鏡用70GHz帯140GHz帯受信機について2011
- Author(s)
  酒井剛
- Organizer
  第12回ミリ波サブミリ波受信機ワークショップ
- Place of Presentation
  大阪
- Year and Date
  2011-11-19
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] ASTE 350GHz帯受信機の性能向上2011
- Author(s)
  酒井剛、藤井由美、野口卓、井上裕文、河野孝太郎
- Organizer
  2010年日本天文学会秋季年会
- Place of Presentation
  金沢
- Data Source
  KAKENHI-PROJECT-21740144
[Presentation] 野辺山45m望遠鏡用70GHz帯140GHz帯受信機について2011
- Author(s)
  酒井剛
- Organizer
  第12回ミリ波サブミリ波受信機ワークショップ
- Place of Presentation
  大阪府立大学（大阪府）
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] Deuterium Fractionation in Massive Clumps in Early Evolutionary Stages of High- Mass Star Formation2011
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., Yamamoto, S.
- Organizer
  The Molecular Universe
- Place of Presentation
  Toledo, Spain
- Data Source
  KAKENHI-PROJECT-23740146
[Presentation] Chemical Diversity of Low-Mass Star Forming Regions2010
- Author(s)
  N.Sakai
- Organizer
  The Early Phase of Star Formation (EPoS) 2010
- Place of Presentation
  Max-Planck Society conference center Ringberg castle (Germany)(Invited)
- Year and Date
  2010-06-16
- Data Source
  KAKENHI-PROJECT-21224002
[Presentation] Infrared dark clouds について2010
- Author(s)
  酒井剛
- Organizer
  第6回星形成ワークショップ
- Place of Presentation
  東京
- Data Source
  KAKENHI-PROJECT-21740144
[Presentation] Chemical Diversity of Low-Mass Star Forming Regions2010
- Author(s)
  N.Sakai
- Organizer
  地球惑星連合大会
- Place of Presentation
  幕張メッセ
- Year and Date
  2010-05-26
- Data Source
  KAKENHI-PROJECT-21224002
[Presentation] DNC/HNC Ratio in High-Mass Star Forming Regions : Probing the Initial Condition of High-mass Star Formation2010
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., Yamamoto, S.
- Organizer
  Submillimeter and THz Astrochemistry
- Place of Presentation
  Tokyo, Japan
- Data Source
  KAKENHI-PROJECT-21740144
[Presentation] Infrared dark cloudについて2010
- Author(s)
  酒井剛
- Organizer
  第6回星形成ワークショップ
- Place of Presentation
  東京都・国立天文台
- Year and Date
  2010-11-24
- Data Source
  KAKENHI-PROJECT-21740144
[Presentation] ASTE350GHz受信機の性能向上2010
- Author(s)
  酒井剛
- Organizer
  日本天文学会秋季年会
- Place of Presentation
  石川県・金沢市金沢大学
- Year and Date
  2010-09-24
- Data Source
  KAKENHI-PROJECT-21740144
[Presentation] DNC/HNC比から探る大質量星形成初期状態2009
- Author(s)
  酒井剛
- Organizer
  日本天文学会
- Place of Presentation
  山口県・山口大学
- Year and Date
  2009-09-14
- Data Source
  KAKENHI-PROJECT-21740144
[Presentation] DNC/HNC Ratio in High-Mass Star Forming Regions2009
- Author(s)
  Sakai, T., Sakai, N., Hirota, T., Shiba, S., Yamamoto, S.
- Organizer
  Millimeter and Submillimeter Astronomy at High Angular Resolution
- Place of Presentation
  Taipei, Taiwan
- Data Source
  KAKENHI-PROJECT-21740144
[Presentation] DNC/HNC Ratio in High-mass Star Forming Regions2009
- Author(s)
  酒井剛
- Organizer
  Millimeter Astronomy at High Angular Resolution
- Place of Presentation
  台湾・台北・ASIAA
- Year and Date
  2009-06-08
- Data Source
  KAKENHI-PROJECT-21740144
[Presentation] “Astrochemistry in Star/Planet Forming Regions”
- Author(s)
  Sakai, N
- Organizer
  ALMA Development Workshop
- Place of Presentation
  NAOJ, Mitaka, Tokyo
- Year and Date
  2013-07-07 – 2013-07-08
- Invited
- Data Source
  KAKENHI-PLANNED-25108005
[Presentation] ALMA望遠鏡によるIRDC Clump G34.43+00.24 MM3に対するClass I CH3OH メーザーの観測
- Author(s)
  柳田貴大,酒井剛,廣田朋也,坂井南美,Jonathan B. Foster, Patricio Sanhueza,James M. Jackson,古家健次, 相川祐理,山本智
- Organizer
  日本天文学会秋季年会
- Place of Presentation
  山形大学
- Year and Date
  2014-09-11 – 2014-09-13
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] DNC/HNC Ratio in Molecular Clumps
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., Foster, J.B., Sanhueza, P., Jackson, J. M., Yamamoto, S.
- Organizer
  The Soul of High-Mass Star Formation
- Place of Presentation
  Puerto Varas, Chile
- Year and Date
  2015-03-16 – 2015-03-20
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] DNC/HNC Ratio in the IRDC clump G34.43+00.24 MM3
- Author(s)
  Sakai, T., Sakai, N., Furuya, K., Aikawa, Y., Hirota, T., Foster, J.B., Sanhueza, P., Jackson, J. M., Yamamoto, S.
- Organizer
  Workshop on Interstellar Matter 2014
- Place of Presentation
  北海道大学
- Year and Date
  2014-10-16 – 2014-10-18
- Data Source
  KAKENHI-PROJECT-25400225
[Presentation] ALMAによるIRDC clump G34.43+00.24 MM3に対するDNC/HNCの観測
- Author(s)
  酒井剛, 坂井南美, 古家健次, 相川祐理, 廣田朋也, Jonathan B. Foster, Patricio Sanhueza, James M. Jackson, 山本智
- Organizer
  日本天文学会秋季年会
- Place of Presentation
  山形大学
- Year and Date
  2014-09-11 – 2014-09-13
- Data Source
  KAKENHI-PROJECT-25400225

1. SAKAI Nami (70533553)

# of Collaborated Projects: 6 results

# of Collaborated Products: 54 results
2. YAMAMOTO Satoshi (80182624)

# of Collaborated Projects: 5 results

# of Collaborated Products: 40 results
3. HIROTA Tomoya (10325764)

# of Collaborated Projects: 5 results

# of Collaborated Products: 15 results
4. MAEZAWA Hiroyuki (00377780)

# of Collaborated Projects: 4 results

# of Collaborated Products: 7 results
5. 大屋瑶子 (00813908)

# of Collaborated Projects: 4 results

# of Collaborated Products: 12 results
6. 渡邉祥正 (20586929)

# of Collaborated Projects: 3 results

# of Collaborated Products: 7 results
7. KAWABE Ryohei (10195141)

# of Collaborated Projects: 2 results

# of Collaborated Products: 7 results
8. TAKANO Shuro (00222084)

# of Collaborated Projects: 2 results

# of Collaborated Products: 5 results
9. OKUDA Takeshi (10455199)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
10. SETA MASUMICHI (80358994)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
11. 小嶋崇文 (00617417)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
12. 相川祐理 (40324909)

# of Collaborated Projects: 2 results

# of Collaborated Products: 9 results
13. 花輪知幸 (50172953)

# of Collaborated Projects: 2 results

# of Collaborated Products: 2 results
14. 中井直正 (80192665)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
15. TOKUMARU Munetoshi (60273207)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. SAGAWA Hideo (40526034)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. KASAI Yasuko (60281630)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. KASABA Yasumasa (10295529)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. TERADA Naoki (70470060)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. MIZUNO Akira (80212231)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
21. TOSAKI Tomoka (40356126)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. MURAOKA Kazuyuki (40571287)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. KOHNO kotaro (80321587)

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
24. OSHIMA tai (40450184)

# of Collaborated Projects: 1 results

# of Collaborated Products: 6 results
25. 鵜澤佳徳 (00359093)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. 田中邦彦 (00534562)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
27. 田村陽一 (10608764)

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
28. SALAK DRAGAN (60739564)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
29. 鎌崎剛 (00413956)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
30. 山梨裕希 (70467059)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
31. 野口卓 (90237826)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
32. 立松健一 (40202171)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
33. 小川英夫 (20022717)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
34. 徳田一起 (60802139)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
35. 下西隆 (80725599)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
36. SHIINO Tatsuya

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
37. TOKUDOME Tomoya

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
38. SOMA Tatsuya

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
39. INOKUMA Hiroshi

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
40. NISHIMURA Yuri

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
41. TANIGUCHI akio

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
42. Kuno Nario

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
43. INAOE HUDGES david

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
44. TACHIBANA Shogo

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
45. Yoshida Kento

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
46. 大橋聡史

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
47. 山本哲生

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
48. 渡辺潤一

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
49. 小林浩

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
50. 石原大助

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
51. 百瀬宗武

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

SAKAI Takeshi 酒井 剛

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ALMAで探る大質量星形成領域における窒素を含む複雑な有機分子の起源Principal Investigator

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Studies of Formation Mechanism of Dense Cores in High-Mass ClumpsPrincipal Investigator

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Studies of Chemical Compositions of Cluster Forming ClumpsPrincipal Investigator

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Exploring the timescale for high-mass star formation through deuterium fractionation ratiosPrincipal Investigator

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SAKAI Takeshi 酒井剛