Oka Akira 岡顕

… Alternative Names

OKA AKIRA 岡顕

岡顕オカアキラ

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Researcher Number	70396943
Other IDs
Affiliation (Current)	2026: 東京大学, 大気海洋研究所, 准教授
Affiliation (based on the past Project Information) *help	2013 – 2025: 東京大学, 大気海洋研究所, 准教授 2011 – 2012: 東京大学, 大気海洋研究所, 講師 2007: The University of Tokyo, 大学院・理学系研究科, 特任助教 2006: 東京大学, 大学院理学系研究科, 特任助手 2005: 東京大学, 気候システム研究センター, 特任助手
Review Section/Research Field	Principal Investigator Meteorology/Physical oceanography/Hydrology / Transformative Research Areas, Section (IV) / Basic Section 17020:Atmospheric and hydrospheric sciences-related / Complex systems Except Principal Investigator Basic Section 63010:Environmental dynamic analysis-related / Transformative Research Areas, Section (IV) / Medium-sized Section 63:Environmental analyses and evaluation and related fields / Complex systems / Environmental dynamic analysis / Stratigraphy/Paleontology
Keywords	Principal Investigator 海洋物質循環 / 海洋炭素循環 / 海洋物理・陸水学 / 氷期気候変動 / 気候変動 / 海洋深層循環 / 海洋炭素・物質循環モデリング / 海洋循環モデリング / 極域気候モデリング / 南極氷床モデリング … More / 海洋大循環 / 水塊混合 / ネオジム / 希土類元素 / 海洋大循環モデル / ネオジム同位体比 / 気候 / 海洋物質循環モデル … More Except Principal Investigator 南極氷床 / 環境変動 / 数値モデル / 炭素循環 / 温暖期 / 大西洋子午面循環 / 偏西風 / フィードバック効果 / 海洋中層 / 海洋亜表層 / ベンチレーション / 自律型海中ロボット観測 / ティッピングポイント / 海水位変動 / 地球環境変動 / 氷床変動 / 異分野連携 / 気候変動 / 南極海 / 親潮 / 黒潮 / 西部北太平洋 / 分配比 / 粒子 / 微量金属元素 / ベンガル湾 / 西部北太平洋亜寒帯 / 反応性粒子態 / 溶存態 / 鉄 / 気候影響 / 直接数値計算 / 海洋モデリング / 鉛直混合 / 気候 / 海洋生態系 / 海洋循環 / 乱流 / 二重拡散対流 / aaaa / Ice sheet modelling / Future projection / atmosphere-ocean model / paleoclimate modelling / Climate modelling / 気候の統合的モデリング / 海洋 / 氷床モデル / 大気海洋大循環モデル / 海洋大循環 / 大気大循環 / 急激な気候変化 / 気候変化 / 氷期間氷期サイクル / 氷床 / 北極海 / 北大西洋深層水 / NADW / 深層水 / 地質学 / 地球化学 / IODP / 古海洋 / 温室地球 / 深層水循環 / 重晶石 / 炭酸カルシウム / 硫酸イオン / 始新世 / 深海掘削 / バライト / 炭酸塩 / 硫黄同位体比 Less

Temporal changes in composition and dynamics in the North Pacific sub-surface and intermediate water masses since the last glacial period and their factors
- Principal Investigator
  
  高柳栄子
- Project Period (FY)
  2025 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 63010:Environmental dynamic analysis-related
- Research Institution
  Tohoku University
Modeling of climate system dynamics in the AntarcticPrincipal Investigator
- Principal Investigator
  
  岡顕
- Project Period (FY)
  2024 – 2028
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (IV)
- Research Institution
  The University of Tokyo
Study of the internal cycles of trace metals in the western North Pacific by using ship observation and modeling
- Principal Investigator
  
  小畑元
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 63010:Environmental dynamic analysis-related
- Research Institution
  The University of Tokyo
グローバル南極学：大変化する氷床と地球環境の連鎖をつなぐ
- Principal Investigator
  
  青木茂
- Project Period (FY)
  2024 – 2028
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (IV)
- Research Institution
  Hokkaido University
過去の温暖期の大西洋子午面循環弱化イベントに対する中緯度偏西風帯の応答
- Principal Investigator
  
  長島佳菜
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 63010:Environmental dynamic analysis-related
- Research Institution
  Japan Agency for Marine-Earth Science and Technology
北太平洋における亜鉛とケイ素の濃度分布の類似性の崩れへの沿岸供給の役割Principal Investigator
- Principal Investigator
  
  岡顕
- Project Period (FY)
  2023 – 2024
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (IV)
- Research Institution
  The University of Tokyo
Mechanism and impact of enhanced thermal diffusivity due to double-diffusive convection on ocean circulation, climate and ecosystem
- Principal Investigator
  
  安田一郎
- Project Period (FY)
  2021 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 63:Environmental analyses and evaluation and related fields
- Research Institution
  The University of Tokyo
Modeling the global ocean circulation and biogeochemical cycles in the glacial climatePrincipal Investigator
- Principal Investigator
  
  Oka Akira
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17020:Atmospheric and hydrospheric sciences-related
- Research Institution
  The University of Tokyo
Integrative modeling of the Antarctic Ice Sheet, ocean, and climate
- Principal Investigator
  
  Abe Ayako
- Project Period (FY)
  2017 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Complex systems
- Research Institution
  The University of Tokyo
Nd isotope modelling for clarifying the ocean mixing processesPrincipal Investigator
- Principal Investigator
  
  岡顕
- Project Period (FY)
  2016 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Complex systems
- Research Institution
  The University of Tokyo
Modeling the deep ocean circulation which controls the glacial abrupt climate changesPrincipal Investigator
- Principal Investigator
  
  Oka Akira
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  The University of Tokyo
Early history of NADW: proposal and verification of Pacific inflow hypothesis
- Principal Investigator
  
  Hasegawa Takashi
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Stratigraphy/Paleontology
- Research Institution
  Kanazawa University
Understanding the interaction between abrupt climate change and glacial cycle using earth system modeling
- Principal Investigator
  
  Abe-Ouchi Ayako
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  The University of Tokyo
Simulation of long-term ocean variability by integrative modeling approachPrincipal Investigator
- Principal Investigator
  
  OKA AKIRA
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  The University of Tokyo
海洋深層循環が海洋炭素循環に果たす役割とその気候への影響の評価に関する研究Principal Investigator
- Principal Investigator
  
  岡顕
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  The University of Tokyo

[Journal Article] Deep ocean mixing mismatch between model and observational estimates2025
- Author(s)
  Oka Akira
- Journal Title
  
  Communications Earth & Environment
  
  Volume: 6 Issue: 1 Pages: 108-108
- DOI
  10.1038/s43247-025-02027-4
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K24982
[Journal Article] Phytoplankton community structure in relation to iron and macronutrient fluxes from subsurface waters in the western North Pacific during summer2025
- Author(s)
  Deng Huailin、Suzuki Koji、Yasuda Ichiro、Ogawa Hiroshi、Nishioka Jun
- Journal Title
  
  Biogeosciences
  
  Volume: 22 Issue: 6 Pages: 1495-1508
- DOI
  10.5194/bg-22-1495-2025
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K24982, KAKENHI-PROJECT-23K28206
[Journal Article] Orbital timescale CaCO3 burial and dissolution changes off the Chilean margin in the subantarctic Pacific over the past 140 kyr2024
- Author(s)
  Kasuya Takuto、Okazaki Yusuke、Iwasaki Shinya、Nagashima Kana、Kimoto Katsunori、Lamy Frank、Hagemann Julia R.、Lembke-Jene Lester、Arz Helge W.、Murayama Masafumi、Lange Carina B.、Harada Naomi
- Journal Title
  
  Progress in Earth and Planetary Science
  
  Volume: 11 Issue: 1
- DOI
  10.1186/s40645-024-00657-4
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K20020, KAKENHI-PROJECT-23K28226, KAKENHI-PROJECT-24K03056, KAKENHI-PROJECT-24KJ1771
[Journal Article] In-situ analysis of sub-nanomolar level of Fe(II) in open-ocean waters2024
- Author(s)
  Obata Hajime、Mase Akira、Gamo Toshitaka、Nishioka Jun、Okamura Kei
- Journal Title
  
  Analytical Sciences
  
  Volume: 40 Issue: 11 Pages: 2017-2025
- DOI
  10.1007/s44211-024-00637-0
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K24982
[Journal Article] Silicoflagellate assemblages in the North Pacific surface sediments: an application of the modern analog method to reconstruct the glacial sea surface temperature in the Japan Sea2024
- Author(s)
  Okazaki Yusuke、Onodera Jonaotaro、Tanizaki Kyohei、Nishizono Fumiaki、Egashira Kazuki、Tomokawa Asuka、Sagawa Takuya、Horikawa Keiji、Ikehara Ken
- Journal Title
  
  Progress in Earth and Planetary Science
  
  Volume: 11 Issue: 1
- DOI
  10.1186/s40645-024-00661-8
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K28226
[Journal Article] A nitrogen isoscape of phytoplankton in the western North Pacific created with a marine nitrogen isotope model2024
- Author(s)
  Yoshikawa Chisato、Shigemitsu Masahito、Yamamoto Akitomo、Oka Akira、Ohkouchi Naohiko
- Journal Title
  
  Frontiers in Marine Science
  
  Volume: 11 Pages: 1294608-1294608
- DOI
  10.3389/fmars.2024.1294608
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19KK0293, KAKENHI-PROJECT-20KK0165, KAKENHI-PROJECT-20K12144, KAKENHI-PROJECT-19K22917, KAKENHI-PROJECT-18H04129, KAKENHI-PROJECT-21H04921
[Journal Article] Zinc and silicon biogeochemical decoupling in the North Pacific Ocean2023
- Author(s)
  Sugino, K. and A. Oka
- Journal Title
  
  Journal of Oceanography
  
  Volume: 79 Issue: 1 Pages: 61-76
- DOI
  10.1007/s10872-022-00663-4
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K24982, KAKENHI-PROJECT-21H04921
[Journal Article] Southern Ocean surface temperatures and cloud biases in climate models connected to the representation of glacial deep ocean circulation2023
- Author(s)
  Sherriff-Tadano Sam、Abe-Ouchi Ayako、Yoshimori Masakazu、Ohgaito Rumi、Vadsaria Tristan、Chan Wing-Le、Hotta Haruka、Kikuchi Maki、Kodama Takanori、Oka Akira、Suzuki Kentaroh
- Journal Title
  
  Journal of Climate
  
  Volume: 35 Issue: 11 Pages: 1-38
- DOI
  10.1175/jcli-d-22-0221.1
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21K13975, KAKENHI-PROJECT-19K03968, KAKENHI-PROJECT-17H06104, KAKENHI-PLANNED-17H06323
[Journal Article] Building a GEOTRACES global dataset of trace elements and isotopes in the ocean2023
- Author(s)
  西岡純, Schlitzer Reiner, 小畑元, 近藤能子, 張勁
- Journal Title
  
  Chikyukagaku
  
  Volume: 57 Issue: 2 Pages: 55-63
- DOI
  10.14934/chikyukagaku.57.55
- ISSN
  0386-4073, 2188-5923
- Year and Date
  2023-06-25
- Language
  Japanese
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K24982, KAKENHI-PROJECT-21H05056
[Journal Article] Different responses of phytoplankton to Fe manipulation in Fe-limited waters with contrasting surface mixed layer depth in the western subarctic Pacific.2023
- Author(s)
  Yoshida, K., J. Nishioka, I. Yasuda, K. Suzuki
- Journal Title
  
  Journal of Oceanography
  
  Volume: 79 Issue: 5 Pages: 483-497
- DOI
  10.1007/s10872-023-00692-7
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PUBLICLY-22H04486, KAKENHI-PROJECT-23K28206, KAKENHI-PROJECT-21H05056, KAKENHI-PROJECT-21H04921
[Journal Article] 地球規模での炭素循環と海洋大循環2023
- Author(s)
  岡顕
- Journal Title
  
  自動車技術会会誌
  
  Volume: 77 Pages: 84-90
- Data Source
  KAKENHI-PROJECT-21H04921
[Journal Article] Findings on Marine Geochemistry of Trace Elements and Their Isotopes: Recent Achievements by GEOTRACES Project2023
- Author(s)
  小畑元、西岡純、近藤能子、張勁
- Journal Title
  
  Chikyukagaku
  
  Volume: 57 Issue: 2 Pages: 35-54
- DOI
  10.14934/chikyukagaku.57.35
- ISSN
  0386-4073, 2188-5923
- Year and Date
  2023-06-25
- Language
  Japanese
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21H03592, KAKENHI-PROJECT-23K24982, KAKENHI-PROJECT-21H05056
[Journal Article] Global simulation of dissolved 231Pa and 230Th in the ocean and the sedimentary 231Pa/230Th ratios with the ocean general circulation model COCO ver4.02022
- Author(s)
  Sasaki Yusuke、Kobayashi Hidetaka、Oka Akira
- Journal Title
  
  Geoscientific Model Development
  
  Volume: 15 Issue: 5 Pages: 2013-2033
- DOI
  10.5194/gmd-15-2013-2022
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01963
[Journal Article] Vertical profiles of 226Ra and 228Ra activity concentrations in the western Subarctic Gyre of the Pacific Ocean2022
- Author(s)
  Tazoe, H., Obata, H., Hara, T., Inoue, M., Tanaka, T., Nishioka, J.
- Journal Title
  
  Frontiers in Marine Science
  
  Volume: 9 Pages: 824862-824862
- DOI
  10.3389/fmars.2022.824862
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21H03575, KAKENHI-PROJECT-23K22007, KAKENHI-PROJECT-23K24982, KAKENHI-PLANNED-22H05029, KAKENHI-PROJECT-21H05056
[Journal Article] Hysteresis of the Glacial Atlantic Meridional Overturning Circulation Controlled by Thermal Feedbacks2021
- Author(s)
  Ando Taigo、Oka Akira
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 48 Issue: 24
- DOI
  10.1029/2021gl095809
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01963, KAKENHI-PLANNED-17H06323
[Journal Article] Widespread distribution of allochthonous fluorescent dissolved organic matter in the intermediate water of the North Pacific2021
- Author(s)
  Yamashita Youhei、Tosaka Tetsu、Bamba Rise、Kamezaki Ryuichi、Goto Shuji、Nishioka Jun、Yasuda Ichiro、Hirawake Toru、Oida Joji、Obata Hajime、Ogawa Hiroshi
- Journal Title
  
  Progress in Oceanography
  
  Volume: 191 Pages: 102510-102510
- DOI
  10.1016/j.pocean.2020.102510
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-15H05818, KAKENHI-PLANNED-15H05820, KAKENHI-PUBLICLY-18H04910, KAKENHI-PROJECT-19H04249, KAKENHI-WRAPUP-20H05598, KAKENHI-PROJECT-19H04250, KAKENHI-PUBLICLY-20H04965, KAKENHI-PROJECT-21H04921
[Journal Article] Surface Mass Balance Controlled by Local Surface Slope in Inland Antarctica: Implications for Ice‐Sheet Mass Balance and Oldest Ice Delineation in Dome Fuji2021
- Author(s)
  Van Liefferinge B.、Taylor D.、Tsutaki S.、Fujita S.、Gogineni P.、Kawamura K.、Matsuoka K.、Moholdt G.、Oyabu I.、Abe‐Ouchi A.、Awasthi A.、Buizert C.、Gallet J.‐C.、Isaksson E.、Motoyama H.、Nakazawa F.、Ohno H.、O’Neill C.、Pattyn F.、Sugiura K.
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 48 Issue: 24
- DOI
  10.1029/2021gl094966
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H00639, KAKENHI-PROJECT-17H06104, KAKENHI-PROJECT-18H05294, KAKENHI-PLANNED-17H06320, KAKENHI-PLANNED-17H06323
[Journal Article] Iron and nutrient dynamics along the East Kamchatka current, western Bering sea basin and Gulf of Anadyr2021
- Author(s)
  Nishioka J, Hirawake T, Nomura D, Yamashita Y, Ono K, Murayama A, Shcherbinin A, Volkov Y N, Mitsudera H, Ebuch N, Wakatsuchi M, Yasuda I
- Journal Title
  
  Progress in Oceanography
  
  Volume: - Pages: 102662-102662
- DOI
  10.1016/j.pocean.2021.102662
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K21838, KAKENHI-WRAPUP-20H05598, KAKENHI-PROJECT-17H00775, KAKENHI-PUBLICLY-20H04965, KAKENHI-PROJECT-18H03745, KAKENHI-PROJECT-20H04345, KAKENHI-PROJECT-20H05707, KAKENHI-PROJECT-21H05056, KAKENHI-PROJECT-21H04921, KAKENHI-PROJECT-21H01154, KAKENHI-PLANNED-19H05701
[Journal Article] Glacial mode shift of the Atlantic meridional overturning circulation by warming over the Southern Ocean.2021
- Author(s)
  Oka,A., Abe-Ouchi,A., Sherriff-Tadano,S., Yokoyama,Y., Kawamura,K. and Hasumi,H.
- Journal Title
  
  Communications Earth & Environment
  
  Volume: 2 Pages: 169-169
- Data Source
  KAKENHI-PLANNED-17H06323
[Journal Article] A review: iron and nutrient supply in the subarctic Pacific and its impact on phytoplankton production2021
- Author(s)
  Nishioka J, Obata H, Hirawake T, Kondo Y, Yamashita Y, Misumi K, Yasuda I
- Journal Title
  
  Journal of Oceanography
  
  Volume: - Issue: 4 Pages: 561-587
- DOI
  10.1007/s10872-021-00606-5
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K21838, KAKENHI-PROJECT-17H00775, KAKENHI-PUBLICLY-20H04965, KAKENHI-PROJECT-19K12309, KAKENHI-PROJECT-20KK0240, KAKENHI-PROJECT-21H04921
[Journal Article] Does a difference in ice sheets between Marine Isotope Stages 3 and 5a affect the duration of stadials? Implications from hosing experiments.2021
- Author(s)
  Sherriff-Tadano,S., Abe-Ouchi,A., Oka,A., Mitsui,T. and Saito,F.
- Journal Title
  
  Climate of the Past
  
  Volume: 17 Pages: 1919-1936
- Data Source
  KAKENHI-PLANNED-17H06323
[Journal Article] A First Intercomparison of the Simulated LGM Carbon Results Within PMIP‐Carbon: Role of the Ocean Boundary Conditions2021
- Author(s)
  Lhardy F.、Bouttes N.、Roche D. M.、Abe‐Ouchi A.、Chase Z.、Crichton K. A.、Ilyina T.、Ivanovic R.、Jochum M.、Kageyama M.、Kobayashi H.、Liu B.、Menviel L.、Muglia J.、Nuterman R.、Oka A.、Vettoretti G.、Yamamoto A.
- Journal Title
  
  Paleoceanography and Paleoclimatology
  
  Volume: 36 Issue: 10
- DOI
  10.1029/2021pa004302
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H06104, KAKENHI-PROJECT-19H01963, KAKENHI-PLANNED-17H06323
[Journal Article] Impact of mid-glacial ice sheets on deep ocean circulation and global climate2021
- Author(s)
  S. Sherriff-Tadano, A. Abe-Ouchi, and A. Oka
- Journal Title
  
  Climate of the Past
  
  Volume: 17 Pages: 95-110
- DOI
  10.5194/cp-2020-75
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01963
[Journal Article] Glacial mode shift of the Atlantic meridional overturning circulation by warming over the Southern Ocean2021
- Author(s)
  Oka Akira、Abe-Ouchi Ayako、Sherriff-Tadano Sam、Yokoyama Yusuke、Kawamura Kenji、Hasumi Hiroyasu
- Journal Title
  
  Communications Earth and Environment
  
  Volume: 2 Issue: 1 Pages: 1-8
- DOI
  10.1038/s43247-021-00226-3
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H00193, KAKENHI-PROJECT-20H00639, KAKENHI-PROJECT-17H06104, KAKENHI-PROJECT-19H01963, KAKENHI-PLANNED-17H06320, KAKENHI-PLANNED-17H06323
[Journal Article] Nanomolar phosphate supply and its recycling drive net community production in the subtropical North Pacific2021
- Author(s)
  Hashihama Fuminori、Yasuda Ichiro、Kumabe Aki、Sato Mitsuhide、Sasaoka Hiroshi、Iida Yosuke、Shiozaki Takuhei、Saito Hiroaki、Kanda Jota、Furuya Ken、Boyd Philip W.、Ishii Masao
- Journal Title
  
  Nature Communications
  
  Volume: 12 Issue: 1 Pages: 3462-3462
- DOI
  10.1038/s41467-021-23837-y
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-19H05700, KAKENHI-WRAPUP-20H05598, KAKENHI-PROJECT-17H01852, KAKENHI-PROJECT-21H04921
[Journal Article] Glacial carbon cycle changes by Southern Ocean processes with sedimentary amplification2021
- Author(s)
  Kobayashi Hidetaka、Oka Akira、Yamamoto Akitomo、Abe-Ouchi Ayako
- Journal Title
  
  Science Advances
  
  Volume: 7 Issue: 35
- DOI
  10.1126/sciadv.abg7723
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K13990, KAKENHI-PROJECT-17H06104, KAKENHI-PROJECT-19H01963, KAKENHI-PLANNED-17H06323
[Journal Article] Impact of mid-glacial ice sheets on deep ocean circulation and global climate2021
- Author(s)
  Sherriff-Tadano Sam、Abe-Ouchi Ayako、Oka Akira
- Journal Title
  
  Climate of the Past
  
  Volume: 17 Issue: 1 Pages: 95-110
- DOI
  10.5194/cp-17-95-2021
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K14552, KAKENHI-PROJECT-17H06104, KAKENHI-PLANNED-17H06323
[Journal Article] Does a difference in ice sheets between Marine Isotope Stages 3 and 5a affect the duration of stadials? Implications from hosing experiments2021
- Author(s)
  Sherriff-Tadano Sam、Abe-Ouchi Ayako、Oka Akira、Mitsui Takahito、Saito Fuyuki
- Journal Title
  
  Climate of the Past
  
  Volume: 17 Issue: 5 Pages: 1919-1936
- DOI
  10.5194/cp-17-1919-2021
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H06104, KAKENHI-PROJECT-19H01963, KAKENHI-PLANNED-17H06323
[Journal Article] Hysteresis of the glacial Atlantic Meridional Overturning Circulation controlled by thermal feedbacks2021
- Author(s)
  Ando, T. and A. Oka
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 48 Pages: 24-24
- Data Source
  KAKENHI-PLANNED-17H06323
[Journal Article] Observations of anticyclonic eddies in the western subarctic North Pacific2021
- Author(s)
  Dobashi Ryo、Ueno Hiromichi、Okada Yuki、Tanaka Takahiro、Nishioka Jun、Hirawake Toru、Ooki Atushi、Itoh Sachihiko、Hasegawa Daisuke、Sasai Yoshikazu、Sasaki Hideharu、Yasuda Ichiro
- Journal Title
  
  Journal of Oceanography
  
  Volume: 77 Issue: 2 Pages: 229-242
- DOI
  10.1007/s10872-020-00586-y
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K05662, KAKENHI-PLANNED-15H05820, KAKENHI-WRAPUP-20H05598, KAKENHI-PROJECT-16H02929, KAKENHI-PUBLICLY-20H04965, KAKENHI-PROJECT-21H04921
[Journal Article] Enhanced vertical turbulent nitrate flux in the intermediate layer of the Kuroshio in the Tokara Strait2021
- Author(s)
  Tanaka T.、Hasegawa D.、Yasuda I.、Yanagimoto D.、Fujio S.、Nakamura H.、Inoue R.、Nishioka J.
- Journal Title
  
  Journal of Oceanography
  
  Volume: 77 Issue: 1 Pages: 45-53
- DOI
  10.1007/s10872-020-00581-3
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-15H05818, KAKENHI-PLANNED-15H05820, KAKENHI-WRAPUP-20H05598, KAKENHI-PUBLICLY-20H04965, KAKENHI-PROJECT-21H04921
[Journal Article] 西洋深層循環のモデリング (特集海洋物理学の今)2020
- Author(s)
  岡顕
- Journal Title
  
  ながれ(日本流体力学会誌)
  
  Volume: 39 Pages: 270-275
- Data Source
  KAKENHI-PROJECT-19H01963
[Journal Article] cean carbon pump decomposition and its application to CMIP5 earth system model simulations2020
- Author(s)
  A. Oka
- Journal Title
  
  rogress in Earth and Planetary Science
  
  Volume: 7 Issue: 1 Pages: 1-17
- DOI
  10.1186/s40645-020-00338-y
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H01963
[Journal Article] A Mobile, Multichannel, UWB Radar for Potential Ice Core Drill Site Identification in East Antarctica: Development and First Results2020
- Author(s)
  Rodriguez-Morales Fernando、Braaten David、Trong Mai Hoang、Paden John、Gogineni Prasad、Yan Jie-Bang、Abe-Ouchi Ayako、Fujita Shuji、Kawamura Kenji、Tsutaki Shun、Van Liefferinge Brice、Matsuoka Kenichi、Steinhage Daniel
- Journal Title
  
  IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
  
  Volume: 13 Pages: 4836-4847
- DOI
  10.1109/jstars.2020.3016287
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H06104, KAKENHI-PROJECT-20H00639, KAKENHI-PLANNED-17H06320, KAKENHI-PLANNED-17H06323, KAKENHI-PROJECT-18H05294
[Journal Article] Is there warming in the pipeline? A multi-model analysis of the Zero Emissions Commitment from CO22020
- Author(s)
  AH MacDougall et al. [A.Oka listed in 21th author]
- Journal Title
  
  Biogeosciences
  
  Volume: 17 Issue: 11 Pages: 2987-3016
- DOI
  10.5194/bg-17-2987-2020
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Journal Article] Glacial CO2decrease and deep-water deoxygenation by iron fertilization from glaciogenic dust2019
- Author(s)
  Yamamoto Akitomo、Abe-Ouchi Ayako、Ohgaito Rumi、Ito Akinori、Oka Akira
- Journal Title
  
  Climate of the Past
  
  Volume: 15 Issue: 3 Pages: 981-996
- DOI
  10.5194/cp-15-981-2019
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-17H06323, KAKENHI-PROJECT-17H06104, KAKENHI-PROJECT-19H01963
[Journal Article] CMIP5 model analysis of future changes in ocean net primary production focusing on differences among individual oceans and models2019
- Author(s)
  Nakamura Yuki、Oka Akira
- Journal Title
  
  Journal of Oceanography
  
  Volume: 75 Issue: 5 Pages: 441-462
- DOI
  10.1007/s10872-019-00513-w
- NAID
  40022010725
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-17H06323, KAKENHI-PROJECT-19H01963
[Journal Article] Indian Monsoonal Variations During the Past 80?Kyr Recorded in NGHP-02 Hole 19B, Western Bay of Bengal: Implications From Chemical and Mineral Properties2019
- Author(s)
  Ota Yuki、Kawahata Hodaka、Kuroda Junichiro、Yamaguchi Asuka、et al.
- Journal Title
  
  Geochemistry, Geophysics, Geosystems
  
  Volume: 20 Issue: 1 Pages: 148-165
- DOI
  10.1029/2018gc007772
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-17H05312, KAKENHI-PROJECT-15H02142, KAKENHI-PROJECT-16H04065, KAKENHI-PROJECT-16H04067, KAKENHI-PROJECT-16K21682, KAKENHI-PROJECT-19K04054, KAKENHI-PLANNED-17H06323, KAKENHI-PROJECT-17K05689, KAKENHI-PROJECT-15H05717, KAKENHI-PROJECT-17H06104
[Journal Article] Response of Atmospheric pCO2 to Glacial Changes in the Southern Ocean Amplified by Carbonate Compensation2018
- Author(s)
  Kobayashi Hidetaka、Oka Akira
- Journal Title
  
  Paleoceanography and Paleoclimatology
  
  Volume: 33 Issue: 11 Pages: 1206-1229
- DOI
  10.1029/2018pa003360
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-17H06323
[Journal Article] The importance of ocean dynamical feedback for understanding the impact of mid-high-latitude warming on tropical precipitation change.2018
- Author(s)
  Yoshimori, M., A. Abe-Ouchi, H. Tatebe, T. Nozawa, and A. Oka
- Journal Title
  
  Journal of Climate
  
  Volume: 31 Issue: 6 Pages: 2417-2434
- DOI
  10.1175/jcli-d-17-0402.1
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15K05280, KAKENHI-PLANNED-17H06323, KAKENHI-PROJECT-17H06104
[Journal Article] The post-2002 global warming hiatus caused by the subtropical Southern Ocean heating acceleration2017
- Author(s)
  A. Oka and M. Watanabe
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 44 Issue: 7 Pages: 1-13
- DOI
  10.1002/2016gl072184
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26247086, KAKENHI-PROJECT-26287112, KAKENHI-PROJECT-26247079
[Journal Article] Influence of glacial ice sheets on the Atlantic meridional overturning circulation through surface wind change2017
- Author(s)
  Sherriff-Tadano Sam、Abe-Ouchi Ayako、Yoshimori Masakazu、Oka Akira、Chan Wing-Le
- Journal Title
  
  Climate Dynamics
  
  Volume: 50 Issue: 7-8 Pages: 2881-2903
- DOI
  10.1007/s00382-017-3780-0
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-17H06323, KAKENHI-PROJECT-17H06104
[Journal Article] State dependence of climatic instability over the past 720,000 years from Antarctic ice cores and climate modeling2017
- Author(s)
  Dome Fuji Ice Core Project Members [A.Oka listed in 37th author]
- Journal Title
  
  Science advances
  
  Volume: 3 Pages: 1-9
- NAID
  120005981371
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287112
[Journal Article] A review of progress towards understanding the transient global mean surface temperature response to radiative perturbation.2016
- Author(s)
  Yoshimori M, Watanabe M,(岡4番目,阿部5番目,他3人)
- Journal Title
  
  Progress in Earth and Planetary Science
  
  Volume: 3 Issue: 1 Pages: 1-14
- DOI
  10.1186/s40645-016-0096-3
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25241005, KAKENHI-PROJECT-15K05280
[Journal Article] Cyclic steps on ice. Journal of Geophysical Research2016
- Author(s)
  Yokokawa M, Izumi N,(Greve6番目,他3人),
- Journal Title
  
  Earth Surface
  
  Volume: 121(5) Issue: 5 Pages: 1023-1048
- DOI
  10.1002/2015jf003736
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25241005, KAKENHI-PROJECT-24654165
[Journal Article] Role of Southern Ocean stratification in glacial atmospheric CO2 reduction evaluated by a three‐dimensional ocean general circulation model.2015
- Author(s)
  Kobayashi, H., Abe‐Ouchi, A., & Oka, A.
- Journal Title
  
  Paleoceanography
  
  Volume: 30 Issue: 9 Pages: 1202-1216
- DOI
  10.1002/2015pa002786
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25241005, KAKENHI-PROJECT-26241011, KAKENHI-PROJECT-26287112, KAKENHI-PROJECT-26247086
[Journal Article] Global deep ocean oxygenation by enhanced ventilation in the Southern Ocean under long-term global warming.2015
- Author(s)
  Yamamoto A, Abe-Ouchi A, Shigemitsu M, Oka A, Takahashi K, Ohgaito R, Yamanaka Y
- Journal Title
  
  Global Biogeochemical Cycles
  
  Volume: 29 Issue: 10 Pages: 1801-1815
- DOI
  10.1002/2015gb005181
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25241005, KAKENHI-PROJECT-26241011
[Journal Article] Age of Matuyama-Brunhes boundary constrained by U-Pb zircon dating of a widespread tephra2015
- Author(s)
  Suganuma, Y., M. Okada, K. Horie, H. Kaiden, M. Takehara, R. Senda, J. Kimura, K. Kawamura, Y. Haneda, O. Kazaoka and M.J. Head
- Journal Title
  
  Geology
  
  Volume: 43 Issue: 6 Pages: 491-494
- DOI
  10.1130/g36625.1
- Description
  印刷中
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21671001, KAKENHI-PROJECT-26241011, KAKENHI-PROJECT-25287132, KAKENHI-PROJECT-25241005
[Journal Article] Modelling the Antarctic marine cryosphere at the Last Glacial Maximum.2015
- Author(s)
  Kusahara, K., T. Sato, A. Oka, T. Obase, R. Greve, A. Abe-Ouchi and H. Hasumi
- Journal Title
  
  Annals of Glaciology
  
  Volume: 56 (69) Issue: 69 Pages: 425-435
- DOI
  10.3189/2015aog69a792
- NAID
  120005752855
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25241005, KAKENHI-PROJECT-26241011, KAKENHI-PROJECT-26247080
[Journal Article] Robust Seasonality of Arctic Warming Processes in Two Different Versions of the MIROC GCM2014
- Author(s)
  Yoshimori M., Abe-Ouchi A., Watanabe M., Oka A., Ogura T.
- Journal Title
  
  Journal of Climate
  
  Volume: 27 Issue: 16 Pages: 6358-6375
- DOI
  10.1175/jcli-d-14-00086.1
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-ORGANIZER-22101001, KAKENHI-PROJECT-25241005
[Journal Article] Ocean oxygen depletion due to decomposition of submarine methane hydrate.2014
- Author(s)
  Yamamoto A., Yamanaka Y., Oka A., Abe-Ouchi A.
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 41 Issue: 14 Pages: 5075-5083
- DOI
  10.1002/2014gl060483
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-ORGANIZER-22101001, KAKENHI-PROJECT-25241005
[Journal Article] Set-up of the PMIP3 paleoclimate experiments conducted using an Earth system model, MIROC-ESM2013
- Author(s)
  Sueyoshi T, Ohgaito R, Yamamoto A, Chikamoto MO, Hajima T, Okajima H, Yoshimori M, Abe M, O'ishi R, Saito F, Watanabe S, Kawamiya M, Abe-Ouchi, A
- Journal Title
  
  GEOSCIENTIFIC MODEL DEVELOPMENT
  
  Volume: 6 Issue: 3 Pages: 819-836
- DOI
  10.5194/gmd-6-819-2013
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-22101005, KAKENHI-PROJECT-25241005
[Journal Article] Pacific deep circulation and ventilation controlled by tidal mixing away from the sea bottom2013
- Author(s)
  Oka, A. and Y. Niwa
- Journal Title
  
  Nature Communications
  
  Volume: 4 Issue: 1 Pages: 2419-2419
- DOI
  10.1038/ncomms3419
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23684040
[Journal Article] Variability in North Pacific intermediate and deep water ventilation during Heinrich events in two coupled climate models2012
- Author(s)
  Chikamoto, O. M., L. Menviel, A. Abe-Ouchi, R. Ohgaito, A. Timmermann, Y. Okazaki, N. Harada, A. Oka
- Journal Title
  
  Deep Sea Research II
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23684040
[Journal Article] The thermal threshold of the Atlantic meridional overturning circulation and its control by wind stress forcing during glacial climate2012
- Author(s)
  Oka, A.; Hasumi, H.; Abe-Ouchi, A.
- Journal Title
  
  GEOPHYSICAL RESEARCH LETTERS
  
  Volume: 39 Issue: 9
- DOI
  10.1029/2012gl051421
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22101005, KAKENHI-PROJECT-23684040
[Journal Article] Temperature-induced marine export production during glacial period2012
- Author(s)
  Chikamoto, M. O. Abe-Ouchi, A. Oka, A., Smith, S.L.
- Journal Title
  
  GEOPHYSICAL RESEARCH LETTERS
  
  Volume: 39 Issue: 21
- DOI
  10.1029/2012gl053828
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22101005, KAKENHI-PROJECT-23684040
[Journal Article] Mechanisms controlling export production at the LGM: Effects of changes in oceanic physical fields and atmospheric dust deposition2011
- Author(s)
  Oka, Akira; Abe-Ouchi, Ayako; Chikamoto, Megumi O.; et al.
- Journal Title
  
  GLOBAL BIOGEOCHEMICAL CYCLES
  
  Volume: 25 Issue: 2 Pages: n/a-n/a
- DOI
  10.1029/2009gb003628
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22101005, KAKENHI-PROJECT-23684040
[Journal Article] Quantifying the ocean's role in glacial CO2 reductions2011
- Author(s)
  Chikamoto, M. O.; Abe-Ouchi, A.; Oka, A.; et al.
- Journal Title
  
  CLIMATE OF THE PAST
  
  Volume: 8 Issue: 2 Pages: 545-563
- DOI
  10.5194/cp-8-545-2012
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22101005, KAKENHI-PROJECT-23684040
[Journal Article] Evaluating effect of ballast mineral on deep-ocean nutrient concentration by using an ocean general circulation model2008
- Author(s)
  Oka, A., S. Kato, and H. Hasumi
- Journal Title
  
  Global Biogeochemical Cycles (In press)
  
  Pages: 1010292007003067-1010292007003067
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17740302
[Presentation] hytoplankton responses to iron and macronutrient fluxes from subsurface waters in the western North Pacific2024
- Author(s)
  Huailin Deng, Koji Suzuki, Ichiro Yasuda, Hiroshi Ogawa, Jun Nishioka
- Organizer
  2024 Ocean Sciences Meeting, AGU
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] Ventilation Changes in the Northwestern Pacific During the Glacial Period: Preliminary Results of the Core MR23-05 Leg 2 SMK3-PC2024
- Author(s)
  Hsiung, W.-C., Y. Okazaki, K. Nagashima, T. Sagawa, T. Kasuya, A. Amano, and T. Uchida,
- Organizer
  JpGU 2024
- Data Source
  KAKENHI-PROJECT-23K28226
[Presentation] Understanding the Longevity of North Pacific Sedimentary Margin Iron Sources2024
- Author(s)
  Hannah Hunt, Matthias Sieber, Shotaro Takano, Nathan Timothy Lanning, Xiaopeng Bian, Shun-Chung Yang, Jessica N Fitzsimmons, Seth John, Hajime Obata, Jun Nishioka, Matthew A Charette and Tim Conway
- Organizer
  Ocean Sciences Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] 北西太平洋・下北沖におけるMR23-05航海第2レグで採取された3本の海底堆積物コアの予備的XRFスキャン結果2024
- Author(s)
  粕谷拓人, 長島佳菜, 岡崎裕典, 佐川拓也, 熊威誠, 内田貴之, 天野敦子
- Organizer
  JPGU 2024
- Data Source
  KAKENHI-PROJECT-23K28226
[Presentation] 最終氷期における南米パタゴニア氷床の千年スケール変動2024
- Author(s)
  粕谷拓人, 長島佳菜, 長谷川精, 岡崎裕典, 岩崎晋弥, 村山雅史, 原田尚美
- Organizer
  第10回地球環境史学会年会
- Data Source
  KAKENHI-PROJECT-23K28226
[Presentation] Sources of dissolved organic carbon in the western North Pacific traced by radiocarbon signatures2024
- Author(s)
  Shigeyoshi Otosaka, Yui Sakai, Masahide Wakita, Yunxuan Hou, Youhei Yamashita, Jun Nishioka, Hajime Obata, Yosuke Miyairi, Yusuke Yokoyama and Hiroshi Ogawa
- Organizer
  Ocean Sciences Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] North-south longitudinal distributions of suspended particulate trace elements in the western North Pacific2024
- Author(s)
  Kodai Shimizu, Tohru Fukazawa, Hajime Obata, Jun Nishioka, Hideki Minami, Yuzuru Nakaguchi and Kazuhiro Norisuye
- Organizer
  Ocean Sciences Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] オホーツク海から西部北太平洋への懸濁粒子中金属元素輸送過程2024
- Author(s)
  長井風輝、村山愛子、小畑元、南秀樹、西岡純
- Organizer
  2024年度日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] 北太平洋の亜鉛循環プロセスと海洋循環場の関わり2024
- Author(s)
  杉野公則, 岡顕
- Organizer
  JpGU2024
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] Role of Ocean Circulation in Controlling Zn-Si Decoupling in the North Pacific2024
- Author(s)
  Kiminori Sugino, Akira Oka
- Organizer
  AGU24 Annual Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] 東部亜南極太平洋への砕屑物供給の変動とパタゴニア氷床の変動2024
- Author(s)
  粕谷拓人, 長島佳菜, 長谷川精, 岡崎裕典
- Organizer
  JPGU 2024
- Data Source
  KAKENHI-PROJECT-23K28226
[Presentation] 大西洋子午面循環弱化イベントに伴う南半球偏西風帯変動2024
- Author(s)
  粕谷拓人, 長島佳菜, 長谷川精, 村山雅史, 岡崎裕典, 國吉優太, 阿部彩子, 岩崎晋弥, 原田尚美
- Organizer
  海と地球のシンポジウム 2024
- Data Source
  KAKENHI-PROJECT-23K28226
[Presentation] ole of the Ocean Circulation in Controlling the Zn-Si Decoupling in the North Pacific2024
- Author(s)
  Kiminori SUGINO, Akira OKA
- Organizer
  Ocean Sciences Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] Role of the Ocean Circulation in Controlling the Zn-Si Decoupling in the North Pacific2024
- Author(s)
  Kiminori SUGINO, Akira OKA
- Organizer
  Ocean Sciences Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-23H04817
[Presentation] 白鳳丸KH-22-4次研究航海報告2023
- Author(s)
  小畑元、乙坂重嘉、漢那直也、豊島栄太、小川浩史、福田秀樹、近藤能子、川上有希子、田副博文、村山愛子、今井望百花、西岡純
- Organizer
  海と地球のシンポジウム2022
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] Zinc and silicon biogeochemical decoupling in the North Pacific Ocean2023
- Author(s)
  Kiminori SUGINO, Akira OKA
- Organizer
  The 28th IUGG General Assembly,Berlin
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] Characteristics of Water Masses and Nutrients conditions in the southern Sea of Okhotsk2023
- Author(s)
  Nishioka, J., T. Toyota, A. Murayama, K. Ono, M. Imai, Y. Yamashita, K. Suzuki, T. Nakamura, K. I. Ohshima, H. Misudera
- Organizer
  The 37th International Symposium on the Okhotsk Sea & Polar Oceans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] 北太平洋亜鉛濃度分布を支配する海洋物質循環プロセスの解明2023
- Author(s)
  杉野公則, 岡顕
- Organizer
  日本海洋学会2023年度秋季大会
- Data Source
  KAKENHI-PUBLICLY-23H04817
[Presentation] Zinc and silicon biogeochemical decoupling in the North Pacific Ocean2023
- Author(s)
  Kiminori SUGINO, Akira OKA
- Organizer
  The 28th IUGG General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-23H04817
[Presentation] 東部南太平洋チリ沖深海底における過去14万年間の炭酸塩保存・溶解変動2023
- Author(s)
  粕谷拓人、岡崎裕典、岩崎晋弥、長島佳菜
- Organizer
  JpGU 2023
- Data Source
  KAKENHI-PROJECT-23K28226
[Presentation] 海底堆積物に記録された過去 14 万年間における南米パタゴニア氷原の氷河変動2023
- Author(s)
  粕谷拓人、長島佳菜、長谷川精、岡崎裕典
- Organizer
  地球環境史学会 2023年年会
- Data Source
  KAKENHI-PROJECT-23K28226
[Presentation] 北太平洋亜鉛濃度分布を支配する海洋物質循環プロセスの解明2023
- Author(s)
  杉野公則, 岡顕
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PUBLICLY-23H04817
[Presentation] 北太平洋西部東経 155 度での溶存態ガス状金属水銀の生成ポテンシャルの鉛直分布2023
- Author(s)
  武内章記・岡部宣章・丸本幸治・多田雄哉・小畑元
- Organizer
  日本地球学会第70回年会
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] 北太平洋亜熱帯域の純群集生産を駆動するナノモルレベルのリン供給と迅速な再生2023
- Author(s)
  橋濱史典・安田一郎・隈部あき・佐藤光秀・笹岡洋志・飯田洋介・塩崎拓平・齊藤宏明・神田穣太・古谷研・Philip W. Boyd・石井雅男
- Organizer
  日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] The vertical diffusivity derived from climatological distribution of temperature and salinity with adjoint method combining OGCM and steady-state tracer model2023
- Author(s)
  Akira OKA
- Organizer
  The 28th IUGG General Assembly,Berlin
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] Distribution of acoustically detected marine organisms across Kuroshio Extension front associated with physical and biogeochemical environments2023
- Author(s)
  Hikaru Homma, Daisuke Hasegawa, Takahiro Tanaka, Yuji Okazaki and Takeshi Okunishi
- Organizer
  PICES2023 Annual Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] 最終氷期最盛期における海面境界条件の変化が大西洋子午面循環に与える影響の評価2022
- Author(s)
  安藤大悟、岡顕
- Organizer
  日本地球惑星科学連合
- Invited
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 白鳳丸2025年2月航海:冬季黒潮での乱流と熱・栄養塩・稚仔魚輸送過程2022
- Author(s)
  安田一郎・田中雄大・坂本達也・西川悠・高須賀明典・西岡純・伊藤幸彦
- Organizer
  水産海洋学会・大会
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] 最終退氷期における海洋炭素循環の過渡応答2022
- Author(s)
  小林英貴、岡顕、小長谷貴志、阿部彩子
- Organizer
  日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 中層水循環により縁辺海から北太平洋に輸送される溶存鉄の化学形態2022
- Author(s)
  山下洋平、西岡純
- Organizer
  2022日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] Phytoplankton responses to iron, macro-nutrient fluxes in the western North Pacific2022
- Author(s)
  Deng Huailin、西岡純、鈴木光次、安田一郎、小川浩史
- Organizer
  北海道大学低温科学研究所共同研究集会「海洋コンベアベルト終焉部の生物生産・物質循環における北方圏縁辺海の役割評価」
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] 亜寒帯太平洋での亜鉛分布に関するモデル研究2022
- Author(s)
  杉野公則、岡顕
- Organizer
  2022日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] Glacial carbon cycle changes by Southern Ocean processes with sedimentary amplification2022
- Author(s)
  Kobayashi, H., A. Oka, A. Yamamoto, and A. Abe-Ouchi
- Organizer
  14th International Conference on Paleoceanography, Bergen, Norway
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 最終退氷期における海洋炭素循環モデリング (2)2022
- Author(s)
  小林英貴、岡顕、小長谷貴志、阿部彩子
- Organizer
  日本地球惑星科学連合
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Evaluation of the roles of surface flux changes in the Atlantic meridional overturning circulation during the last glacial maximum2022
- Author(s)
  Ando, T., Oka, A.
- Organizer
  14th International Conference on Paleoceanography, Bergen, Norway
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 氷期の海洋炭素循環変動に対する南大洋の物理的・生物地球化学的過程の影響2022
- Author(s)
  小林英貴、岡顕、山本彬友、阿部彩子
- Organizer
  日本地球惑星科学連合
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 北太平洋中層水のケイ素を含めた化学的特性の形成過程：仮説の提案2022
- Author(s)
  西岡純, 小畑　元, 山下洋平, 三角和弘, 南秀樹, 則末和宏, 鈴木光次, 近藤能子, 中村知裕, 三寺史夫, 安田一郎
- Organizer
  日本海洋学会・秋季大会
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] 最終氷期最盛期における海面境界条件の変化が大西洋子午面循環に与える影響の評価2022
- Author(s)
  安藤大悟、岡顕
- Organizer
  日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 外洋海水中超微量Te化学種別定量分析法の確立2022
- Author(s)
  深澤徹、小畑元、臼井聡、松岡史郎、則末和宏
- Organizer
  第35回日本分析化学会関東支部新潟地区部会研究発表会
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] 北太平洋中層水のケイ素を含めた化学的特性の形成過程：仮説の提案2022
- Author(s)
  西岡　純・小畑　元, 山下洋平, 三角和弘, 南秀樹, 則末和宏, 鈴木光次, 近藤能子, 中村知裕, 三寺史夫, 津旨大輔, 坪野考樹, 安田一郎
- Organizer
  北海道大学低温科学研究所共同研究集会「海洋コンベアベルト終焉部の生物生産・物質循環における北方圏縁辺海の役割評価」
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] 海洋炭素ポンプの診断およびそのCMIP5モデルへの適用2022
- Author(s)
  岡顕
- Organizer
  2022日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-23K24982
[Presentation] 海色衛星データを用いた北方圏縁辺海の基礎生産と水塊分布に関する研究2022
- Author(s)
  平譯享・西岡純・小畑元・安田一郎・山下洋平・大井田穰示・野村大樹・鈴木光次
- Organizer
  北海道大学低温科学研究所共同研究集会「海洋コンベアベルト終焉部の生物生産・物質循環における北方圏縁辺海の役割評価」
- Data Source
  KAKENHI-PROJECT-21H04921
[Presentation] 氷期における海洋循環の定量的理解に向けた231Pa/230Th比の数値シミュレーション2021
- Author(s)
  植木優、小林英貴、岡顕
- Organizer
  日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 南大洋の塩分成層の強化と鉄肥沃化が氷期の海洋化学トレーサー分布に及ぼす影響2021
- Author(s)
  小林英貴、岡顕、山本彬友、阿部彩子
- Organizer
  日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Modeling the ocean carbon cycle during the last deglaciation2021
- Author(s)
  H. Kobayashi, A. Oka, A. Yamamoto, A. Abe-Ouchi
- Organizer
  日本地球惑星科学連合
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 最終氷期最大期と現在における潮汐混合の変化に対する大西洋深層循環の応答(2)2021
- Author(s)
  曽根田哲也、岡顕
- Organizer
  日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Simulation of global distribution of dissolved 231Pa and 230Th in the ocean and sediment 231Pa/230Th ratio by using an ocean general circulation model2020
- Author(s)
  Y. Sasaki, H. Kobayashi, A.Oka
- Organizer
  Ocean Science Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] he role of thermal threshold of the Atlantic meridional overturning circulation in glacial abrupt climate changes2020
- Author(s)
  Akira Oka, Sam Sheriff-Tadano, Ayako Abe-Ouchi, Yusuke Yokoyama, Kenji Kawamura, Hiroyasu Hasumi
- Organizer
  PMIP meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Response of atmospheric pCO2 to glacial changes in the Southern Ocean amplified by carbonate compensation2020
- Author(s)
  Hidetaka Kobayashi, Akira Oka
- Organizer
  Ocean Sciences Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] A modeling study of early diagenesis using an ocean sediment model2020
- Author(s)
  H. Kobayashi, A. Oka
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Bi-stable regime and mode transitions of the Atlantic Meridional Overturning Circulation in the glacial climate2020
- Author(s)
  T. Ando, A. Oka
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 海洋大循環モデルを用いたLGMにおける潮汐混合の変化が大西洋子午面循環に及ぼす影響の見積もり2020
- Author(s)
  曽根田哲也、岡顕
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 最終氷期最大期と現在における潮汐混合の変化に対する大西洋子午面循環の応答2020
- Author(s)
  曽根田哲也、岡顕
- Organizer
  海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Response of atmospheric pCO2 to glacial changes in the Southern Ocean amplified by carbonate compensation2020
- Author(s)
  H. Kobayashi and A. Oka
- Organizer
  Ocean Science Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Glacial ocean carbon cycle changes caused by enhanced stratification in the Southern Ocean and iron fertilization from glaciogenic dust2020
- Author(s)
  H. Kobayashi, A. Oka, A. Yamamoto, A. Abe-Ouchi
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] lobal distribution of the ocean vertical diffusivity derived from an ocean tracer inverse model approach2020
- Author(s)
  A. Oka
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 堆積過程の増幅を伴う南大洋の変化が氷期の海洋炭素循環に及ぼす影響2020
- Author(s)
  小林英貴、岡　顕、山本彬友、阿部彩子
- Organizer
  海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] lacial ocean carbon cycle changes caused by enhanced stratification in the Southern Ocean and iron fertilization from glaciogenic dust2020
- Author(s)
  H. Kobayashi, A. Oka, A. Yamamoto, A. Abe-Ouchi
- Organizer
  PMIP meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 氷期気候における大西洋子午面循環のモード遷移メカニズム2020
- Author(s)
  安藤大悟、岡顕
- Organizer
  海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 海洋大循環モデルによる希土類元素濃度全球分布の再現2020
- Author(s)
  岡顕、小畑元、田副博文
- Organizer
  海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Simulation of global distribution of 231Pa and 230Th and its ratio in the ocean sediment by using an ocean general circulation model2020
- Author(s)
  Yusuke Sasaki, Hidetaka Kobayashi, Akira Oka
- Organizer
  Ocean Sciences Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] CMIP5モデル結果解析による地球温暖化が海洋基礎生産に与える影響の定量的評価2019
- Author(s)
  岡顕, 中村有希
- Organizer
  日本地球惑星連合2019年大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Inversion of the ocean vertical diffusivity from steady-state tracer distributions by using an adjoint method2019
- Author(s)
  岡　顕
- Organizer
  日本地球惑星科学連合大会
- Invited
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Simulation of global distribution of 231Pa and 230Th and its ratio in the ocean sediment by using an ocean general circulation model2019
- Author(s)
  Yusuke Sasaki, Hidetaka Kobayashi, Akira Oka
- Organizer
  13th International Conference on Paleoceanography
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 氷期における大西洋深層循環の数値シミュレーション2019
- Author(s)
  岡　顕
- Organizer
  日本海洋学会2019年秋季大会
- Invited
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 氷期大西洋深層循環における風応力および海面熱境界条件の役割2019
- Author(s)
  岡　顕、外川一記
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] A study on the variability of the deep ocean circulation during glacial climate with a climate model of intermediate complexity2019
- Author(s)
  Taigo Ando, Akira Oka, Abe-Ouchi
- Organizer
  13th International Conference on Paleoceanography
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 海洋大循環モデルによるPa/Thの全球シミュレーション2019
- Author(s)
  佐々木雄亮，岡顕
- Organizer
  日本地球惑星連合2019年大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 氷期大西洋深層循環における風応力および海面熱境界条件の役割2019
- Author(s)
  外川一記，岡顕
- Organizer
  日本地球惑星連合2019年大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Inversion of the ocean vertical diffusivity from steady-state tracer distributions by using an adjoint method2019
- Author(s)
  Akira Oka
- Organizer
  日本地球惑星連合2019年大会
- Invited
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Conditions for Dansgaard-Oschger like oscillations and abrupt climate changes2019
- Author(s)
  Ayako Abe-Ouchi, Wing-Le Chan, Sam Sherriff-Tadano, Takashi Obase, Kenji Kawamura, Stephen Obrochta, Akira Oka, Masakazu Yoshimori, Rumi Ohgaito, Takahito Mitsui
- Organizer
  国際第四紀学連合大会
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 簡易気候モデルを用いた現在気候および氷期気候における大西洋子午面循環の多重解構造の比較2019
- Author(s)
  安藤大悟，岡　顕
- Organizer
  日本海洋学会2019年秋季大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] JARE59 氷床レーダ探査による南極ドームふじ周辺の基盤地形2019
- Author(s)
  津滝俊，小長谷貴志，藤田秀二，阿部彩子，川村賢二，松岡健一，大野浩，大藪幾美，中澤文男，杉浦幸之助
- Organizer
  雪氷研究大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Response of atmospheric pCO2 to glacial changes in the Southern Ocean amplified by carbonate compensation2019
- Author(s)
  H. Kobayashi, A.Oka, and A.Abe-Ouchi
- Organizer
  13th International Conference on Paleoceanography
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 過去150 万年の南極Old Ice 探索のためのモデリング研究2019
- Author(s)
  阿部彩子，小長谷貴志，齋藤冬樹，川村賢二，津滝俊，藤田秀二，本山秀明，Ralf Greve，松岡健一
- Organizer
  雪氷研究大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] ダンスガードオシュガー振動と急激な気候変化のメカニズム2019
- Author(s)
  阿部彩子, Chan Wing-Le, シェリフ多田野サム, 小長谷貴志, 吉森正和, 岡顕, 大垣内るみ
- Organizer
  日本地球惑星科学連合2019 年大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 簡易気候モデルを用いた氷期気候における大西洋深層循環の変動に関する研究2019
- Author(s)
  安藤大悟、岡　顕
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Unforced AMOC Oscillation in Glacial andDeglacial Climate2019
- Author(s)
  阿部彩子，Wing-Le Chan，小長谷貴志，シェリフ多田野サム，三ツ井孝仁，川村賢二，吉森正和，岡顕，Christo Buizert，Stephen Obrochta，大垣内るみ
- Organizer
  AGU FALL MEETING
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Simulation of global distribution of dissolved 231Pa and 230Th in the ocean and sediment 231Pa/230Th ratio by using an ocean general circulation model2019
- Author(s)
  Y. Sasaki, H. Kobayashi, A.Oka
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] Response of atmospheric pCO2 to glacial changes in the Southern Ocean amplified by carbonate compensation2019
- Author(s)
  H. Kobayashi and A. Oka
- Organizer
  European Geophysical Union
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 鉛直拡散係数の成層依存性を考慮した海洋大循環モデルによる氷期海洋炭素循環シミュレーション2019
- Author(s)
  小林英貴, 岡顕
- Organizer
  日本地球惑星連合2019年大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 簡易気候モデルを用いた現在気候および氷期気候における大西洋子午面循環の多重解構造の比較2019
- Author(s)
  安藤大悟、岡　顕
- Organizer
  日本海洋学会秋季大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] CMIP5モデル結果解析による地球温暖化が海洋基礎生産に与える影響の定量的評価2019
- Author(s)
  岡　顕、中村有希
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 簡易気候モデルを用いた氷期気候における海洋深層循環の変動に関する研究2019
- Author(s)
  安藤大悟，岡顕
- Organizer
  日本地球惑星連合2019年大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] A study on the variability of the deep ocean circulation during glacial climate with a climate model of intermediate complexity2019
- Author(s)
  T. Ando, A. Oka, A. Abe-Ouchi
- Organizer
  13th International Conference on Paleoceanography
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] imulation of global distribution of dissolved 231Pa and 230Th in the ocean and sediment 231Pa/230Th ratio by using an ocean general circulation model2019
- Author(s)
  Y. Sasaki, H. Kobayashi, A.Oka
- Organizer
  13th International Conference on Paleoceanography
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 次期南極深層コア掘削候補地選定のための氷床モデル計算2019
- Author(s)
  小長谷貴志、阿部彩子、齋藤冬樹、津滝俊、藤田秀二、松岡健一、川村賢二、Greve Ralf
- Organizer
  日本地球惑星科学連合2019 年大会
- Invited
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Response of atmospheric pCO2 to glacial changes in the Southern Ocean amplified by carbonate compensation2019
- Author(s)
  Hidetaka Kobayashi, Akira Oka
- Organizer
  13th International Conference on Paleoceanography
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 鉛直拡散係数の成層依存性を考慮した海洋大循環モデルによる氷期海洋炭素循環シミュレーション2019
- Author(s)
  H. Kobayashi and A. Oka
- Organizer
  日本地球惑星科学連合大会
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] 氷期における大西洋深層循環の数値シミュレーション2019
- Author(s)
  岡　顕
- Organizer
  日本海洋学会秋季大会
- Invited
- Data Source
  KAKENHI-PROJECT-19H01963
[Presentation] International studies of ice sheet and bedrockat Dome Fuji, East Antarctica2019
- Author(s)
  Shuji Fujita, Kenji Kawamura, Prasad Gogineni, Ayako Abe-Ouchi, David Braaten, Jean-Charle Gallet, Elisabeth Isaksson, Brice van Liefferinge, Kenichi Matsuoka, Charles O’Neil, John Paden, Fernando Rodriguez-Morales, Ryan A. Taylor, Shun Tsutaki, Greve Ralf, 他
- Organizer
  気水圏シンポジウム
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Response of atmospheric pCO2 to glacial changes in the Southern Ocean amplified by carbonate compensation2019
- Author(s)
  Hidetaka Kobayashi, Akira Oka
- Organizer
  EGU General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Global distribution of rare earth elements simulated by an ocean general circulation model2018
- Author(s)
  A. Oka, H. Obata, and H. Tazoe
- Organizer
  Ocean Science Meeting, Portland, USA
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01588
[Presentation] PMIP風応力と熱境界条件を用いた海洋大循環モデルによる氷期大西洋子午面循環の再現、2017
- Author(s)
  外川一記・岡顕
- Organizer
  日本海洋学会2017年秋季大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 氷期における急激な気候変動と大西洋深層循環の熱的閾値、2017
- Author(s)
  岡顕・阿部彩子・横山裕典・川村賢二・羽角博康
- Organizer
  日本海洋学会2018年秋季大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] 炭酸塩補償過程を考慮した氷期の海洋炭素循環シミュレーション2017
- Author(s)
  小林英貴・岡顕
- Organizer
  日本海洋学会2017年秋季大会
- Data Source
  KAKENHI-PLANNED-17H06323
[Presentation] Proxy modelling for the glacial AMOC reconstruction: a brief review on Pa/Th and εNd simulation2017
- Author(s)
  Akira Oka
- Organizer
  Proxy system modeling and data assimilation in paleosciences workshop, Louvain-la-Neuve, Belgium
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01588
[Presentation] 氷期の大気中二酸化炭素濃度変動に果たす南大洋の役割2016
- Author(s)
  小林英貴、岡顕、阿部彩子
- Organizer
  日本地球惑星科学連合2016年大会
- Place of Presentation
  幕張メッセ（千葉県・千葉市）
- Invited
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] Modeling of glacial ocean carbon cycle by focusing on the role of the Southern Ocean and carbonate compensation process2016
- Author(s)
  H. Kobayashi and A. Oka
- Organizer
  12th International Conference on Paleoceanography
- Place of Presentation
  Utrecht (The Netherlands)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] Role of Southern Ocean stratification in glacial atmospheric CO2 reduction2016
- Author(s)
  H. Kobayashi and A. Oka
- Organizer
  Goldschmidt conference
- Place of Presentation
  パシフィコ横浜（神奈川県・横浜市）
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] The post-2002 global warming hiatus caused by the Southern Ocean heating acceleration2016
- Author(s)
  Akira Oka and Masahiro Watanabe
- Organizer
  CLIVAR Open Science Conference
- Place of Presentation
  Qingdao ( China)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] Ocean carbon pumps in CMIP5 earth system models diagnosed by a vector diagram2016
- Author(s)
  Akira Oka
- Organizer
  日本地球惑星科学連合2016年大会
- Place of Presentation
  幕張メッセ（千葉県・千葉市）
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] The role of thermal threshold of the Atlantic meridional overturning circulation in glacial abrupt climate changes2016
- Author(s)
  Akira Oka, Ayako Abe-Ouchi, Yusuke Yokoyama, Kenji Kawamura, Hiroyasu Hasumi
- Organizer
  12th International Conference on Paleoceanography
- Place of Presentation
  Utrecht (The Netherlands)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] A Modelling Study on Global Distribution of Rare Earth Elements in the Ocean2016
- Author(s)
  A. Oka and H. Obata
- Organizer
  Goldschmidt Conference
- Place of Presentation
  パシフィコ横浜（神奈川県・横浜市）
- Int'l Joint Research
- Data Source
  KAKENHI-PUBLICLY-16H01588
[Presentation] 近年の地球温暖化の停滞における南大洋の役割2016
- Author(s)
  岡　顕、渡部雅治
- Organizer
  日本地球惑星科学連合2016年大会
- Place of Presentation
  幕張メッセ（千葉県・千葉市）
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] 赤道太平洋上の風応力により駆動される海洋熱吸収の変化とその全球平均気温への影響2016
- Author(s)
  岡　顕
- Organizer
  日本海洋学会
- Place of Presentation
  東京大学本郷キャンパス（東京都）
- Year and Date
  2016-03-17
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] 近年の地球温暖化の停滞における海洋熱吸収の役割2015
- Author(s)
  岡　顕
- Organizer
  日本海洋学会
- Place of Presentation
  愛媛大学（愛媛県）
- Year and Date
  2015-09-27
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] 気候値データおよびCMIP5実験結果を用いた海洋生物ポンプの診断2015
- Author(s)
  岡　顕
- Organizer
  日本地球惑星科学連合2015年大会
- Place of Presentation
  幕張メッセ（千葉県）
- Year and Date
  2015-05-24
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] 長期炭素循環変動の理解に向けた海洋堆積過程のモデリング2015
- Author(s)
  小林　英貴、岡　顕
- Organizer
  日本海洋学会
- Place of Presentation
  愛媛大学（愛媛県）
- Year and Date
  2015-09-27
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] A thermal threshold of the Atlantic meridional overturning circulation that triggers glacial abrupt climate changes2015
- Author(s)
  Akira Oka
- Organizer
  The 26th General Assembly of the International Union of Geodesy and Geophysics
- Place of Presentation
  Prague（ Czech Republic）
- Year and Date
  2015-06-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] 氷期の急激な気候変動と大西洋深層循環の熱的閾値2015
- Author(s)
  岡　顕、阿部　彩子、横山　祐典、川村　賢二、羽角　博康
- Organizer
  日本地球惑星科学連合2015年大会
- Place of Presentation
  幕張メッセ（千葉県）
- Year and Date
  2015-05-26
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] 南大洋の成層化が氷期の大気中二酸化炭素変動に及ぼす影響の評価2015
- Author(s)
  小林　英貴、岡　顕
- Organizer
  日本地球惑星科学連合2015年大会
- Place of Presentation
  幕張メッセ（千葉県）
- Year and Date
  2015-05-28
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] 氷期の急激な気候変動における大西洋深層循環の熱的閾値の役割2014
- Author(s)
  岡　顕・阿部彩子・横山祐典・川村賢二・羽角博康
- Organizer
  地球惑星科学連合大会
- Place of Presentation
  パシフィコ横浜、横浜市
- Year and Date
  2014-04-29
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] Role of Southern Ocean stratification in glacial atmospheric CO2 reduction2014
- Author(s)
  Hidetaka Koyabashi, Akira Oka
- Organizer
  AGU fall meeting
- Place of Presentation
  San Francisco, USA
- Year and Date
  2014-12-16
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] 南大洋成層化が氷期の大気中二酸化炭素濃度変動に及ぼす影響の評価2014
- Author(s)
  小林英貴・岡顕
- Organizer
  地球惑星科学連合大会
- Place of Presentation
  パシフィコ横浜、横浜市
- Year and Date
  2014-04-29
- Data Source
  KAKENHI-PROJECT-26287112
[Presentation] Glacial climate and the Atlantic meridional overturning circulation - an ocean physical and biogeochemical modeling approach2013
- Author(s)
  Oka
- Organizer
  11-th International Conference on Paleoceanography
- Place of Presentation
  Barcelona, Spain
- Year and Date
  2013-09-05
- Invited
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Vector diagram analysis of ocean carbon pumps during the Last Glacial Maximum2013
- Author(s)
  Akira Oka
- Organizer
  EGU
- Place of Presentation
  Vienna, Austria
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Vector diagram analysis on ocean carbon pumps during the Last Glacial Maximum2013
- Author(s)
  Akira Oka
- Organizer
  PMIP Ocean Workshop
- Place of Presentation
  Corvallis, USA
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Glacial climate and the Atlantic meridional overturning circulation: an ocean physical and biogeochemical modeling approach2013
- Author(s)
  Akira Oka
- Organizer
  11th International Conference on Paleoceanography
- Place of Presentation
  Sitges, Spain
- Invited
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 氷期の海洋炭素循環に関する数値シミュレーション2013
- Author(s)
  小林英貴、岡顕
- Organizer
  2013年度日本海洋学会秋期大会
- Place of Presentation
  札幌
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 氷期における海洋生物ポンプの変化とその大気中二酸化炭素濃度への影響：vector diagramによる解析2013
- Author(s)
  岡　顕
- Organizer
  日本地球惑星科学連合大会
- Place of Presentation
  幕張
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 古海洋変動の理解のための海洋生態系・物質循環モデリング2013
- Author(s)
  岡　顕
- Organizer
  日本地球惑星科学連合大会
- Place of Presentation
  幕張
- Invited
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Control of Pacific thermohaline circulation and ventilation by far-field tidal mixing2013
- Author(s)
  Oka and Y. Niwa
- Organizer
  IHAS-IAPSO-IASPEI Joint Assembley
- Place of Presentation
  Gothenberg, Sweden
- Year and Date
  2013-07-25
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Control of Pacific thermohaline circulation and ventilation by far-field tidal mixing2013
- Author(s)
  Akira Oka and Yoshihiro Niwa
- Organizer
  IAHS-IAPSO-IASPEI Joint Assembly
- Place of Presentation
  Gothenburg, Sweden
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 太平洋深層循環における潮汐混合の役割2013
- Author(s)
  岡　顕、丹羽　淑博
- Organizer
  日本海洋学会
- Place of Presentation
  札幌
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 太平洋深層循環における潮汐混合の役割2013
- Author(s)
  岡顕、丹羽淑博
- Organizer
  2013年度日本海洋学会秋季大会
- Place of Presentation
  札幌
- Year and Date
  2013-09-19
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 古海洋変動の理解のための海洋生態系・物質循環モデリング2013
- Author(s)
  岡顕
- Organizer
  2013年度日本地球惑星科学連合大会
- Place of Presentation
  東京
- Year and Date
  2013-05-19
- Invited
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 氷期の海洋炭素循環に関する数値シミュレーション2013
- Author(s)
  小林　英貴、岡　顕
- Organizer
  日本海洋学会
- Place of Presentation
  札幌
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Effects of Changes in Oceanic Physical Fields and Atmospheric Dust Deposition2012
- Author(s)
  Oka, A. Abe-Ouchi, M. O. Chikamoto, T. Ide
- Organizer
  AOGS
- Place of Presentation
  Singapore
- Year and Date
  2012-08-14
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] The thermal threshold of the Atlantic meridional overturning circulation and its control by wind stress forcing during glacial climate2012
- Author(s)
  Akira Oka
- Organizer
  AGU
- Place of Presentation
  San Fransisco, USA
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Mechanisms Controlling Export Production at the LGM: Effects of Changes in Oceanic Physical Fields and Atmospheric Dust Deposition2012
- Author(s)
  Akira Oka
- Organizer
  AOGS
- Place of Presentation
  Singapore
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Thermal threshold of the Atlantic meridional overturning circulation and its control by wind stress forcing during glacial climate2012
- Author(s)
  Oka, H. Hasumi, and A. Abe-Ouchi
- Organizer
  PMIP General Meeting
- Place of Presentation
  Crewe, UK
- Year and Date
  2012-05-07
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Investigation on mechanisms controlling export production at the LGM with an biogeochemical ocean model2012
- Author(s)
  Oka, A. Abe-Ouchi, M. O. Chikamoto, T. Ide
- Organizer
  EGU General Assembly
- Place of Presentation
  Vienna, Austria
- Year and Date
  2012-04-25
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 氷期気候と海洋深層循環～気候モデルと古海洋データとの比較検証のための海洋物質循環モデリング～2012
- Author(s)
  岡　顕
- Organizer
  地球惑星連合大会
- Place of Presentation
  幕張メッセ国際会議場、千葉
- Invited
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 氷期気候と海洋深層循環・気候モデルと古海洋データとの比較検証のための海洋物質循環モデリング2012
- Author(s)
  岡顕
- Organizer
  2012年度日本地球惑星科学連合大会
- Place of Presentation
  東京
- Year and Date
  2012-05-24
- Invited
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Investigation on mechanisms controlling export production at the LGM with an biogeochemical ocean model2012
- Author(s)
  Akira Oka
- Organizer
  EGU
- Place of Presentation
  Vienna, Austria
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] The thermal threshold of the Atlantic meridional overturning circulation and its control by wind stress forcing during glacial climate2012
- Author(s)
  Akira Oka
- Organizer
  3rd International Conference on Earth System Modelling
- Place of Presentation
  Hamburg, Germany
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] The thermal threshold of the Atlantic meridional overturning circulation and its control by wind stress forcing during glacial climate2012
- Author(s)
  Oka, H. Hasumi, and A. Abe-Ouchi
- Organizer
  AGU fall meeting
- Place of Presentation
  San Francisco, USA
- Year and Date
  2012-12-07
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Investigation on mechanisms controlling export production at the LGM by using an ocean biogeochemical model2012
- Author(s)
  Oka, A. Abe-Ouchi, M. O. Chikamoto, and T. Ide
- Organizer
  Ocean Science Meeting
- Place of Presentation
  Salt lake city, America
- Year and Date
  2012-02-22
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Investigation on mechanisms controlling export production at the LGM by using an ocean biogeochemical model2012
- Author(s)
  岡顕
- Organizer
  Ocean Sciences Meeting
- Place of Presentation
  ソルトレイクシティ、アメリカ
- Year and Date
  2012-02-22
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 氷期における大西洋深層循環と急激な気候変動2011
- Author(s)
  岡顕、阿部彩子、羽角博康
- Organizer
  2011年度日本地球惑星科学連合大会
- Place of Presentation
  東京
- Year and Date
  2011-05-27
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Two different modes of the Atlantic meridional overturning circulation corresponding to stadial and interstadial periods in glacial climate2011
- Author(s)
  Oka, A. Abe-Ouchi, and H. Hasumi
- Organizer
  Merbouren, Australia
- Place of Presentation
  IUGG XXV 2011
- Year and Date
  2011-07-01
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 氷期における大西洋深層循環と急激な気候変動2011
- Author(s)
  岡顕
- Organizer
  地球惑星科学連合大会
- Place of Presentation
  幕張、東京
- Year and Date
  2011-05-27
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Two Different Modes Of The Atlantic Meridional Overturning Circulation Corresponding To Stadial And Interstadial Periods In Glacial Climate2011
- Author(s)
  岡顕
- Organizer
  IUGG 2011 General Assembly
- Place of Presentation
  メルボルン、オーストラリア
- Year and Date
  2011-07-01
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] 氷期における海洋炭素・鉄循環のシミュレーション2010
- Author(s)
  岡顕、阿部彩子、近本めぐみ
- Organizer
  2010年度日本地球惑星科学連合大会
- Place of Presentation
  東京
- Year and Date
  2010-05-26
- Data Source
  KAKENHI-PROJECT-23684040
[Presentation] Changes in ocean carbon cycle by weakening of the Atlantic meridional overturning circulation2007
- Author(s)
  Oka, A. and H. Hasumi
- Organizer
  The XXIV General Assembly of the International Union of Geodesy and Geophysics
- Place of Presentation
  Perugia, Italy
- Year and Date
  2007-07-05
- Data Source
  KAKENHI-PROJECT-17740302
[]
[]
[]
[]

1. Abe-Ouchi Ayako (30272537)

# of Collaborated Projects: 3 results

# of Collaborated Products: 26 results
2. OKUNO Jun'ichi (00376542)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
3. 吉森正和 (20466874)

# of Collaborated Projects: 3 results

# of Collaborated Products: 6 results
4. 齋藤冬樹 (60396942)

# of Collaborated Projects: 3 results

# of Collaborated Products: 4 results
5. Greve Ralf (90374644)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
6. 川村賢二 (90431478)

# of Collaborated Projects: 2 results

# of Collaborated Products: 3 results
7. 草原和弥 (20707020)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
8. Hasegawa Takashi (50272943)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. HASUMI Hiroyasu (40311641)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
10. YOSHIMURA Kei (50376638)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. OHKOUCHI Naohiko (00281832)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 木元克典 (40359162)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 堀川恵司 (40467858)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 山本正伸 (60332475)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 守屋和佳 (60447662)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. 安田一郎 (80270792)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
17. 松村義正 (70631399)

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Oka Akira 岡 顕

OKA AKIRA 岡 顕

岡 顕 オカ アキラ

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Modeling of climate system dynamics in the AntarcticPrincipal Investigator

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北太平洋における亜鉛とケイ素の濃度分布の類似性の崩れへの沿岸供給の役割Principal Investigator

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Modeling the global ocean circulation and biogeochemical cycles in the glacial climatePrincipal Investigator

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Nd isotope modelling for clarifying the ocean mixing processesPrincipal Investigator

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Modeling the deep ocean circulation which controls the glacial abrupt climate changesPrincipal Investigator

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Simulation of long-term ocean variability by integrative modeling approachPrincipal Investigator

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Oka Akira 岡顕

OKA AKIRA 岡顕

岡顕オカアキラ