TOYOTA Takenobu 豊田威信

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Toyota Takenobu 豊田威信

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Researcher Number	80312411
Other IDs
External Links
Affiliation (Current)	2025: 北海道大学, 低温科学研究所, 助教
Affiliation (based on the past Project Information) *help	2016 – 2023: 北海道大学, 低温科学研究所, 助教 2007 – 2014: Hokkaido University, 低温科学研究所, 助教 2008: 北海道大学, 低温科学研究, 助教 2005 – 2006: 北海道大学, 低温科学研究所, 助手 2005: 北海道大学, 低温科学研究科, 助手 2001 – 2003: 北海道大学, 低温科学研究所, 助手 1999: Hokkaido Univ., Inst.of Low Temp. Sci., Inst., 低温科学研究所, 助手
Review Section/Research Field	Principal Investigator Environmental dynamic analysis / Basic Section 63010:Environmental dynamic analysis-related / Environmental dynamic analysis Except Principal Investigator Environmental dynamic analysis / Basic Section 63010:Environmental dynamic analysis-related / 広領域 / Meteorology/Physical oceanography/Hydrology / Meteorology/Physical oceanography/Hydrology
Keywords	Principal Investigator 数値海氷モデル / 氷厚分布 / 季節海氷域 / リモートセンシング / 氷盤の大きさ分布 / 海氷 / レオロジー / 海氷力学過程 / 気候変動 / 極地 … More / 数値モデル / 衛星SAR / 変形氷 / 力学過程 / 海氷漂流速度 / パラメタリゼーション / 北極海 / 環境変動 / 自然現象観測・予測 / 海氷ー波相互作用 / 氷盤分布 / 波―海氷相互作用 / 波ー海氷相互作用 / 極域気候監視 / 合成開口レーダー / 海氷、季節海氷域 / 海氷漂流速度分布 / 海氷現場観測 / 衛星画像解析 … More Except Principal Investigator 海氷 / オホーツク海 / sea ice / 南極底層水 / 反射率 / アイスアルジ / 透過率 / アルベド / 放射観測 / 放射伝達モデル / 現場観測 / 海氷光学特性 / 海氷放射伝達モデル / 海洋モデル / 気候モデル / 積雪 / 放射伝達 / 海氷アルベド / 海氷放射スキーム / permeant property / radiative property / radiation / granular ice / columnar ice / 海水 / 浸透特性 / 日射 / 放射特性 / 粒状氷 / 短冊氷 / winter monsoon / air-sea interaction / Rawinsonde / heat flux / Sea of Okhotsk / 界面フラックス / 海面フラックス / 気団変質 / オホーツク / 大気海洋相互作用 / ゾンデ観測 / 季節風 / 熱フラックス / 北極海 / 係留系 / 中層循環 / 海氷生成 / 氷床海洋相互作用 / 海洋熱塩循環 / ケープダンレー / 熱塩フラックス / マイクロ波放射計 / 沿岸ポリニヤ / 中深層循環 / 海氷生産 / 海氷生 / 季節海氷域 / 大気海洋間CO2交 / サロマ湖 / CO_2フラックス / 炭酸系 / 低温実験室 / ブラインチャネル / ブライン / 二酸化炭素分圧 / 海洋淡水化 / 酸素同位体比 / 陸棚水 Less

A study on the effect of dynamical deformation processes on the interannual variation of the sea ice extent in the seasonal ice zonesPrincipal Investigator
- Principal Investigator
  
  豊田威信
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 63010:Environmental dynamic analysis-related
- Research Institution
  Hokkaido University
Development of radiative transfer model of atmosphere-snow/sea ice system and upgrading of the sea-ice surafce albedo scheme in climate models
- Principal Investigator
  
  Tanikawa Tomonori
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 63010:Environmental dynamic analysis-related
- Research Institution
  Japan, Meteorological Research Institute
Development of the parameterization of sea ice deformation processes based on the year-round comprehensive data in the Arctic OceanPrincipal Investigator
- Principal Investigator
  
  Toyota Takenobu
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 63010:Environmental dynamic analysis-related
- Research Institution
  Hokkaido University
Monitoring of ice thickness distribution and investigation of sea ice dynamics in the seasonal ice zone based on satellite and field measurementsPrincipal Investigator
- Principal Investigator
  
  Toyota Takenobu
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Hokkaido University
Wave-ice interaction and its relevance to the formation processes of floe size distribution in the marginal ice zonePrincipal Investigator
- Principal Investigator
  
  TOYOTA Takenobu
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Hokkaido University
Global mapping of ice thickness distribution in the seasonal ice zone and its application to the numerical sea ice modelPrincipal Investigator
- Principal Investigator
  
  TOYOTA Takenobu
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Hokkaido University
Global mapping and monitoring of sea ice production
- Principal Investigator
  
  OHSHIMA Keiichiro (OHSHIMA Kiichiro)
- Project Period (FY)
  2008 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Hokkaido University
Buildup of a numerical sea ice model based on the real stateof the seasonal ice zonePrincipal Investigator
- Principal Investigator
  
  TOYOTA Takenobu
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Hokkaido University
Assessment of freshening of Antarctic Bottom Waters andchanges in fresh water cycle by stable oxygen isotope analysis
- Principal Investigator
  
  AOKI Shigeru
- Project Period (FY)
  2005 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Environmental dynamic analysis
- Research Institution
  Hokkaido University
海氷生成と融解に伴う大気への二酸化炭素放出・吸収に関する研究
- Principal Investigator
  
  吉川久幸 (井上久幸)
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  Hokkaido University
Some properties of granular ice and evaluation of its effect on atmospheric and oceanic environments.
- Principal Investigator
  
  KAWAMURA Toshiyuki
- Project Period (FY)
  2001 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  広領域
- Research Institution
  HOKKAIDO UNIVERSITY
Modification of Air Mass over the Sea Ice in the Sea of Okhotsk
- Principal Investigator
  
  TAKEUCHI Kensuke
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Meteorology/Physical oceanography/Hydrology
- Research Institution
  Institute of Low Temperature Science, Hokkaido University

[Book] Guideline of Ocean Observations Volume 7 (Chapter 5 "Sea ice")2018
- Author(s)
  T. Toyota
- Total Pages
  170
- Publisher
  The Oceanographic Society of Japan
- ISBN
  9784908553387
- Data Source
  KAKENHI-PROJECT-16K00511
[Book] 海洋観測ガイドライン　第七巻（第5章「海氷」）2018
- Author(s)
  豊田威信
- Total Pages
  232
- Publisher
  日本海洋学会
- ISBN
  9784908553332
- Data Source
  KAKENHI-PROJECT-16K00511
[Book] 低温環境の科学事典2016
- Author(s)
  豊田威信（分担執筆）
- Total Pages
  411
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-16K00511
[Book] A study on growth processes of sea ice in the southern Sea of Okhotsk.2009
- Author(s)
  Toyota, T.
- Total Pages
  143
- Publisher
  VDM Verlag, Saarbrucken, Germany
- Data Source
  KAKENHI-PROJECT-21510002
[Book] Advances in Geoscience and Remote Sensing2009
- Author(s)
  Toyota, T.
- Publisher
  InTech, Vienna, Austria
- URL
  http://www.intechopen.com/books/advances-in-geoscience-and-remote-sensing/application-of-remote-sensing-to-the-estimation-of-sea-ice-thickness-distribution
- Data Source
  KAKENHI-PROJECT-21510002
[Book] A study on growth processes of sea ice in the southern Sea of Okhotsk2009
- Author(s)
  Toyota, T.
- Total Pages
  143
- Publisher
  VDM Verlag, Germany
- Data Source
  KAKENHI-PROJECT-21510002
[Book] 雪氷研究の系譜-北海道の雪氷から世界の雪氷圏まで-2009
- Author(s)
  豊田威信
- Publisher
  日本雪氷学会北海道支部
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Contribution of the sea ice observations with PV 'Soya' in the southern Sea of Okhotsk2024
- Author(s)
  豊田威信
- Journal Title
  
  低温科学
  
  Volume: 82 Pages: 25-44
- DOI
  10.14943/lowtemsci.82.25
- ISSN
  1880-7593
- Year and Date
  2024-03-29
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K12341
[Journal Article] Formulation and validation of resistance prediction scheme for ships in ice regime described in WMO egg code2024
- Author(s)
  Shotaro Uto, Takatoshi Matsuzawa, Haruhito Shimoda, Daisuke Wako, Takenobu Toyota
- Journal Title
  
  Cold Regions Science and Technology
  
  Volume: 221 Pages: 1-15
- DOI
  10.1016/j.coldregions.2024.104159
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K04548, KAKENHI-PROJECT-22K12341
[Journal Article] Ice-Band Pattern Formation caused by Resonant Interaction between Sea-Ice Drift and Internal-Wave Propagation2024
- Author(s)
  佐伯立、三寺史夫、馬目歩美、木村詞明、浮田甚郎、豊田威信、中村知裕
- Journal Title
  
  低温科学
  
  Volume: 82 Pages: 195-210
- DOI
  10.14943/lowtemsci.82.195
- ISSN
  1880-7593
- Year and Date
  2024-03-29
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K12341
[Journal Article] Improvement of sea ice thermodynamics with variable sea ice salinity and melt pond parameterizations in an OGCM2024
- Author(s)
  Toyoda Takahiro、Sakamoto Kei、Toyota Takenobu、Tsujino Hiroyuki、Urakawa L. Shogo、Kawakami Yuma、Yamagami Akio、Komatsu Kensuke K.、Yamanaka Goro、Tanikawa Tomonori、Shimada Rigen、Nakano Hideyuki
- Journal Title
  
  Ocean Modelling
  
  Volume: 187 Pages: 102288-102288
- DOI
  10.1016/j.ocemod.2023.102288
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22KJ3115, KAKENHI-PROJECT-22KK0186, KAKENHI-PROJECT-22K12341
[Journal Article] Improvements of sea ice thermodynamics with variable sea ice salinity and melt pond parameterizations in an OGCM2023
- Author(s)
  Takahiro Toyoda, Kei Sakamoto, Takenobu Toyota, Hiroyuki Tsujino, L. Shogo Urakawa, Yuma Kawakami, Akio Yamagami, Kensuke K. Komatsu, Goro Yamanaka, Tomonori Tanikawa, Rigen Shimada, Hideyuki Nakano
- Journal Title
  
  Ocean Modelling
  
  Volume: na
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K12142
[Journal Article] Backward-tracking simulations of sea ice in the Sea of Okhotsk toward understanding of material transport through sea ice2023
- Author(s)
  Kuga Mizuki、Ohshima Kay I.、Kishi Sachiko、Kimura Noriaki、Toyota Takenobu、Nishioka Jun
- Journal Title
  
  Journal of Oceanography
  
  Volume: 80 Issue: 1 Pages: 59-70
- DOI
  10.1007/s10872-023-00706-4
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K12341, KAKENHI-PROJECT-19H01961, KAKENHI-PLANNED-22H05205, KAKENHI-PROJECT-20H05707
[Journal Article] 気象研海洋モデルにおける海氷熱力学過程の改良について2023
- Author(s)
  豊田隆寛，坂本圭，豊田威信，辻野博之，浦川昇吾，川上雄真，山上晃央，小松謙介，山中吾郎，谷川朋範，中野英之
- Journal Title
  
  月刊海洋
  
  Volume: 55 Pages: 197-202
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K12142
[Journal Article] A study on the properties of granular ice of sea ice from laboratory experiments2023
- Author(s)
  Toyota, T., Y. Yamashita, and H. Koda
- Journal Title
  
  Proceedings of the 37th International Symposium on Okhotsk Sea & Polar Oceans 2023, Mombetsu, Japan,
  
  Volume: 37 Pages: 209-212
- Data Source
  KAKENHI-PROJECT-22K12341
[Journal Article] Improvements of sea ice thermodynamics and salt content parameterizations in an OGCM2023
- Author(s)
  Toyoda, T., K. Sakamoto, T. Toyota, H. Tsujino, S. Urakawa, Y. Kawakami, A. Yamagami, K. Komatsu, G. Yamanaka, T. Tanikawa, and H. Nakano
- Journal Title
  
  Proceedings of the 37th International Symposium on Okhotsk Sea & Polar Oceans 2023, Mombetsu, Japan
  
  Volume: 37 Pages: 222-225
- Data Source
  KAKENHI-PROJECT-22K12341
[Journal Article] Evaluation of ship resistance in ice regime using ice chart2022
- Author(s)
  Uto, S., T. Toyota
- Journal Title
  
  Proceedings of the 36th International Symposium on Okhotsk Sea & Polar Oceans 2022
  
  Volume: 36 Pages: 124-127
- Data Source
  KAKENHI-PROJECT-19K12304
[Journal Article] Observations of ice cakes with a drone in the southern Sea of Okhotsk2022
- Author(s)
  Toyota, T., Y. Arihara, T. Waseda, M. Ito, J. Nishioka
- Journal Title
  
  Proceedings of the 36th International Symposium on Okhotsk Sea & Polar Oceans 2022
  
  Volume: 36 Pages: 237-240
- Data Source
  KAKENHI-PROJECT-19K12304
[Journal Article] Effects of Snow and Remineralization Processes on Nutrient Distributions in Multi‐Year Antarctic Landfast Sea Ice2022
- Author(s)
  Sahashi Reishi、Nomura Daiki、Toyota Takenobu、Tozawa Manami、Ito Masato、Wongpan Pat、Ono Kazuya、Simizu Daisuke、Naoki Kazuhiro、Nosaka Yuichi、Tamura Takeshi、Aoki Shigeru、Ushio Shuki
- Journal Title
  
  Journal of Geophysical Research: Oceans
  
  Volume: 127 Issue: 7
- DOI
  10.1029/2021jc018371
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341, KAKENHI-PROJECT-20H05707, KAKENHI-PROJECT-21H04918, KAKENHI-PROJECT-21H04931, KAKENHI-PROJECT-20H04345
[Journal Article] Winter microalgal communities of the southern Sea of Okhotsk: A comparison of sea ice, coastal, and basinal seawater2022
- Author(s)
  Yan Dong、Nishioka Jun、Toyota Takenobu、Suzuki Koji
- Journal Title
  
  Progress in Oceanography
  
  Volume: 204 Pages: 102806-102806
- DOI
  10.1016/j.pocean.2022.102806
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341, KAKENHI-PROJECT-21H05056
[Journal Article] Observation of anomalous spectral downshifting of waves in the Okhotsk Sea Marginal Ice Zone2022
- Author(s)
  Waseda Takuji、Alberello Alberto、Nose Takehiko、Toyota Takenobu、Kodaira Tsubasa、Fujiwara Yasushi
- Journal Title
  
  Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences
  
  Volume: 380 Issue: 2235
- DOI
  10.1098/rsta.2021.0256
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341, KAKENHI-PROJECT-20K20437, KAKENHI-PROJECT-19H00801, KAKENHI-PROJECT-22H00241
[Journal Article] The Interannual Variability of Sea Ice Area, Thickness, and Volume in the Southern Sea of Okhotsk and Its Likely Factors2022
- Author(s)
  Toyota Takenobu、Kimura Noriaki、Nishioka Jun、Ito Masato、Nomura Daiki、Mitsudera Humio
- Journal Title
  
  Journal of Geophysical Research: Oceans
  
  Volume: 127 Issue: 12
- DOI
  10.1029/2022jc019069
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K12341, KAKENHI-PROJECT-20H05707, KAKENHI-PROJECT-21H01154
[Journal Article] Spectral degree of linear polarization and neutral points of polarization in snow and ice surface2021
- Author(s)
  Tanikawa, T., K. Masuda, H. Ishimoto, T. Aoki, M. Hori, M. Niwano, A. Hachikubo, S. Matoba, K. Sugiura, T. Toyota, N. Ohkawara, and K. Stamnes
- Journal Title
  
  J. Quant. Spectrosc. Radiat. Transf.
  
  Volume: 273 Pages: 107845-107845
- DOI
  10.1016/j.jqsrt.2021.107845
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H01772, KAKENHI-PROJECT-19K12304, KAKENHI-PROJECT-18H03363, KAKENHI-PROJECT-21H03582, KAKENHI-PROJECT-20K12142, KAKENHI-PROJECT-20H00206
[Journal Article] Measuring Deformed Sea Ice in Seasonal Ice Zones Using L-Band SAR Images2021
- Author(s)
  Toyota Takenobu、Ishiyama Junno、Kimura Noriaki
- Journal Title
  
  IEEE Transactions on Geoscience and Remote Sensing
  
  Volume: 59 Issue: 11 Pages: 9361-9381
- DOI
  10.1109/tgrs.2020.3043335
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K12304
[Journal Article] Mechanism of ice-band pattern formation caused by resonant interaction between sea ice and internal waves in a continuously stratified ocean2021
- Author(s)
  Saiki Ryu、Mitsudera Humio、Fujisaki-Manome Ayumi、Kimura Noriaki、Ukita Jinro、Toyota Takenobu、Nakamura Tomohiro
- Journal Title
  
  Progress in Oceanography
  
  Volume: 190 Pages: 102474-102474
- DOI
  10.1016/j.pocean.2020.102474
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304, KAKENHI-PUBLICLY-18H04909, KAKENHI-PLANNED-19H05701
[Journal Article] 氷点下の気温での散水による線路積雪の飛沫防止に向けての改良実験2021
- Author(s)
  鎧坂勝則、川田充洋、豊田威信、松田益義
- Journal Title
  
  雪氷
  
  Volume: 83 Pages: 599-608
- NAID
  130008160401
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K12304
[Journal Article] Solidification effects of snowfall on sea-ice freeze-up: results from an onsite experimental study2020
- Author(s)
  Toyota Takenobu、Ono Takashi、Tanikawa Tomonori、Wongpan Pat、Nomura Daiki
- Journal Title
  
  Annals of Glaciology
  
  Volume: 61 Issue: 83 Pages: 1-10
- DOI
  10.1017/aog.2020.49
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304, KAKENHI-PROJECT-20K12142, KAKENHI-PROJECT-17K00534, KAKENHI-PROJECT-20H04345
[Journal Article] Sea ice observation with oceanographic HF Radar2020
- Author(s)
  Zhang, W., N. Ebuchi, Y. Fukamachi, F. Cheng, K.I. Ohshima, B.M. Emery, T. Toyota, H. Abe, and K. Shirasawa
- Journal Title
  
  IEEE Transactions on Geoscience and Remote Sensing
  
  Volume: 58 Issue: 1 Pages: 378-390
- DOI
  10.1109/tgrs.2019.2936576
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304, KAKENHI-PROJECT-17H01157
[Journal Article] Using under-ice hyperspectral transmittance to determine land-fast sea-ice algal biomass in Saroma-ko Lagoon, Hokkaido, Japan2020
- Author(s)
  Wongpan Pat、Nomura Daiki、Toyota Takenobu、Tanikawa Tomonori、Meiners Klaus M.、Ishino Tomomi、Tamura Tetsuya P.、Tozawa Manami、Nosaka Yuichi、Hirawake Toru、Ooki Atsushi、Aoki Shigeru
- Journal Title
  
  Annals of Glaciology
  
  Volume: 61 Issue: 83 Pages: 1-10
- DOI
  10.1017/aog.2020.69
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304, KAKENHI-PROJECT-20K12142, KAKENHI-PROJECT-17K00534, KAKENHI-PROJECT-20H04345
[Journal Article] Saroma-ko Lagoon Observations for sea ice Physico-chemistry and Ecosystems 2019 (SLOPE2019)2020
- Author(s)
  Nomura, D., P. Wongpan, T. Toyota, T. Tanikawa, Y. Kawaguchi, T. Ono, T. Ishino, M. Tozawa, T. P. Tamura, I. S. Yabe, E. Y. Son, F. Vivier, A. Lourenco, M. Lebrun, Y. Nosaka, T. Hirawake, A. OOKI, S. Aoki, B. Else, F. Fripiat, J. Inoue, and M. Vancoppenolle
- Journal Title
  
  Bulletin of Glaciological Research
  
  Volume: 38 Issue: 0 Pages: 1-12
- DOI
  10.5331/bgr.19R02
- NAID
  130007822743
- ISSN
  1345-3807, 1884-8044
- Language
  English
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K00534, KAKENHI-PROJECT-19K12304, KAKENHI-PROJECT-17KK0083, KAKENHI-PLANNED-17H06322, KAKENHI-PROJECT-17H01615, KAKENHI-PROJECT-18H03745, KAKENHI-PROJECT-18H04131, KAKENHI-PROJECT-16H02929, KAKENHI-PROJECT-17H04715, KAKENHI-PLANNED-15H05818
[Journal Article] Response to Sea Ice Melt Indicates High Seeding Potential of the Ice Diatom Thalassiosira to Spring Phytoplankton Blooms: A Laboratory Study on an Ice Algal Community From the Sea of Okhotsk2020
- Author(s)
  Yan Dong、Yoshida Kazuhiro、Nishioka Jun、Ito Masato、Toyota Takenobu、Suzuki Koji
- Journal Title
  
  Frontiers in Marine Science
  
  Volume: 7
- DOI
  10.3389/fmars.2020.00613
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K12304, KAKENHI-PROJECT-18H03352
[Journal Article] Differences in diversity and photoprotection capability between ice algae and under-ice phytoplankton in Saroma-Ko Lagoon, Japan: a comparative taxonomic diatom analysis with microscopy and DNA barcoding2020
- Author(s)
  Yoshida Kazuhiro、Hattori Hiroshi、Toyota Takenobu、McMinn Andrew、Suzuki Koji
- Journal Title
  
  Polar Biology
  
  Volume: 43 Issue: 11 Pages: 1873-1885
- DOI
  10.1007/s00300-020-02751-x
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304, KAKENHI-PROJECT-18H03352
[Journal Article] Application of ALOS-2/PALSAR-2 for detecting deformed sea ice area in the Sea of Okhotsk2019
- Author(s)
  Toyota, T., and J. Ishiyama
- Journal Title
  
  Proceedings of the 34th International Symposium on Okhotsk Sea & Polar Oceans 2019
  
  Volume: 34 Pages: 279-282
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] Grease ice observations in the southern Sea of Okhotsk with P/V Soya2019
- Author(s)
  Ito, M., T. Toyota, J. Nishioka, D. Nomura, N. Kanna, K. Murakami, and K.I. Ohshima
- Journal Title
  
  Proceedings of the 34th International Symposium on Okhotsk Sea & Polar Oceans 2019
  
  Volume: 34 Pages: 247-250
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] Properties of deformed sea ice area in the southern Sea of Okhotsk derived from satellite SAR images2018
- Author(s)
  Toyota, T., and J. Ishiyama
- Journal Title
  
  Proceedings of the 33rd International Symposium on Okhotsk Sea & Polar Oceans 2018
  
  Volume: 33 Pages: 207-210
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] An examination of the sea ice rheology for seasonal ice zones based on ice drift and thickness observations2018
- Author(s)
  Toyota, T. and N. Kimura
- Journal Title
  
  Journal of Geophysical Research: Oceans
  
  Volume: 123 Issue: 2 Pages: 1406-1428
- DOI
  10.1002/2017jc013627
- NAID
  120006491506
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] Estimation of sea-ice thickness and volume in the Sea of Okhotsk based on ICESat data2018
- Author(s)
  Nihashi, S., N. T. Kurtz, T. Markus, K. I. Ohshima, K. Tateyama, T. Toyota
- Journal Title
  
  Annals of Glaciology
  
  Volume: - Issue: 76pt2 Pages: 1-11
- DOI
  10.1017/aog.2018.8
- NAID
  120006528262
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26249133, KAKENHI-PROJECT-17K00530, KAKENHI-PUBLICLY-18H05052, KAKENHI-PROJECT-17H01157, KAKENHI-PROJECT-16K00511
[Journal Article] Changes of Sea-Ice nomenclature from WMO 1970 to WMO 2014 -What is the English name of “Ryuhyo” (in Japanese)?2018
- Author(s)
  Takahashi, S., and T. Toyota
- Journal Title
  
  Proceedings of the 33rd International Symposium on Okhotsk Sea & Polar Oceans 2018
  
  Volume: 33 Pages: 322-325
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] Winter iron supply processes fueling spring phytoplankton growth in a sub-polar marginal sea, the Sea of Okhotsk: Importance of sea ice and the East Sakhalin Current2018
- Author(s)
  Kanna, N., Y. Sibano, T. Toyota, J. Nishioka
- Journal Title
  
  Marine Chemistry
  
  Volume: 206 Pages: 109-120
- DOI
  10.1016/j.marchem.2018.08.006
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-15H05820, KAKENHI-PROJECT-17H01157, KAKENHI-PROJECT-16K00511, KAKENHI-PROJECT-17H00775
[Journal Article] The role of snow in the thickening processes of lake ice at Lake Abashiri, Hokkaido, Japan2017
- Author(s)
  Ohata, Y., T. Toyota, and A.D. Fraser
- Journal Title
  
  Tellus A: Dynamic Meteorology and Oceanography
  
  Volume: 69 Issue: 1 Pages: 1391655-1391655
- DOI
  10.1080/16000870.2017.1391655
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] In situ observations of wave-induced sea ice breakup2016
- Author(s)
  Kohout, A.L., M.J.M. Williams, T. Toyota, J. Lieser, and J. Hutchings
- Journal Title
  
  Deep-Sea Research II
  
  Volume: 131 Pages: 22-27
- DOI
  10.1016/j.dsr2.2015.06.010
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] Formation processes of sea ice floe size distribution in the interior pack and its relationship to the marginal ice zone off East Antarctica2016
- Author(s)
  Toyota, T., A. Kohout, A. D. Fraser
- Journal Title
  
  Deep Sea Research Part II
  
  Volume: 印刷中 Pages: 28-40
- DOI
  10.1016/j.dsr2.2015.10.003
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-13F03748, KAKENHI-PROJECT-16K00511
[Journal Article] Influence of wet conditions on snow temperature diurnal variations: An East-Antarctic sea ice case study2016
- Author(s)
  Lecomte, O., and T. Toyota
- Journal Title
  
  Deep-Sea Research II
  
  Volume: 131 Pages: 68-74
- DOI
  10.1016/j.dsr2.2015.12.011
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] Tank experiments on the granular ice formation processes2016
- Author(s)
  Toyota, T., and H. Koda
- Journal Title
  
  Proceedings of the 23rd IAHR International Symposium on Ice, Ann Arbor, USA, ISSN: 2414-6331
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] The role of snow-ice in the thickening processes of lake ice at Lake Abashiri, Hokkaido, Japan2016
- Author(s)
  Ohata, Y., T. Toyota, A.D. Fraser, and T. Shiraiwa
- Journal Title
  
  Proceedings of the 23rd IAHR International Symposium on Ice, Ann Arbor, USA, ISSN: 2414-6331
  
  Volume: -
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] On the extraordinary snow on the sea ice off East Antarctica in late winter2016
- Author(s)
  Toyota T, Massom R, Lecomte O, Nomura D, Heil P, Tamura T, Fraser A.D.
- Journal Title
  
  Deep-Sea Research Part II
  
  Volume: 印刷中 Pages: 53-67
- DOI
  10.1016/j.dsr2.2016.02.003
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K16135, KAKENHI-PROJECT-26740007, KAKENHI-PROJECT-15H05116, KAKENHI-PROJECT-13F03748, KAKENHI-PROJECT-16K00511
[Journal Article] Lake ice formation processes and thickness evolution at Lake Abashiri, Hokkaido, Japan2016
- Author(s)
  Ohata, Y., T. Toyota, and T. Shiraiwa
- Journal Title
  
  Journal of Glaciology
  
  Volume: 62 Issue: 233 Pages: 563-578
- DOI
  10.1017/jog.2016.57
- NAID
  130005243807
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16K00511
[Journal Article] Evidence for significant protein-like dissolved organic matter accumulation in Sea of Okhotsk sea ice2015
- Author(s)
  Granskog, M.A., D. Nomura, S. Muller, A. Krell, T. Toyota, H. Hattori
- Journal Title
  
  Annals of Glaciology
  
  Volume: 56
- NAID
  120006471007
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24510001
[Journal Article] 海洋海氷間の共鳴相互作用によるアイスバンドパターンの形成2014
- Author(s)
  佐伯立、三寺史夫、馬目歩美、豊田威信、木村詞明、浮田甚郎
- Journal Title
  
  数理解析研究所講究録
  
  Volume: 1890 Pages: 106-112
- Data Source
  KAKENHI-PROJECT-24510001
[Journal Article] The formation process of granular ice of the seawater in laboratory experiments2014
- Author(s)
  Koda, H., and T. Toyota
- Journal Title
  
  Proceedings of The 29th International Symposium on Okhotsk Sea & Sea Ice, Mombetsu, Japan
  
  Volume: 29 Pages: 135-137
- Data Source
  KAKENHI-PROJECT-24510001
[Journal Article] Iron and macro-nutrient concentrations in sea ice and their impact on the nutritional status of surface waters in the southern Okhotsk Sea2014
- Author(s)
  Kanna, N., T. Toyota, J. Nishioka
- Journal Title
  
  Progress in Oceanography
  
  Volume: 126 Pages: 44-57
- DOI
  10.1016/j.pocean.2014.04.012
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24510001, KAKENHI-PROJECT-25257206
[Journal Article] Oxygen isotope fractionation during the freezing of seawater2013
- Author(s)
  Toyota, T., I. Smith, A. Gough, P. Langhorne, G. Leonard, R. Van Hale, A. Mahoney, and T. Haskell
- Journal Title
  
  Journal of Glaciology
  
  Volume: 59
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24510001
[Journal Article] On the validity of the sea ice rheology by Hibler for the Sea of Okhotsk ice2013
- Author(s)
  Toyota, T. and N. Kimura
- Journal Title
  
  Proceedings of The 28th International Symposium on Okhotsk Sea & Sea Ice, Mombetsu, Japan.
  
  Volume: 28 Pages: 91-94
- Data Source
  KAKENHI-PROJECT-24510001
[Journal Article] Oxygen isotope fractionation during the freezing of seawater2013
- Author(s)
  Toyota, T., I.J. Smith, A.J. Gough, P.J. Langhorne, G.H. Leonard, R.J. Van Hale, A.R. Mahoney, and T.G. Haskell
- Journal Title
  
  Journal of Glaciology
  
  Volume: 59 Issue: 216 Pages: 697-710
- DOI
  10.3189/2013jog12j163
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24510001
[Journal Article] Temporal evolution of the structural properties of seasonal sea ice during the early melt season2012
- Author(s)
  Ishii, H., and T. Toyota
- Journal Title
  
  Journal of Glaciology
  
  Volume: 58 Issue: 207 Pages: 23-27
- DOI
  10.3189/2012jog11j155
- NAID
  120004405534
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] 南部オホーツク海域の海氷に含まれる栄養塩と鉄の定量的評価2012
- Author(s)
  漢那直也、西岡純、村山愛子、豊田威信
- Journal Title
  
  月刊海洋
  
  Volume: 44 Pages: 517-523
- Data Source
  KAKENHI-PROJECT-24510001
[Journal Article] Retrieval of sea ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data2011
- Author(s)
  Toyota, T., S.Ono, K.Cho, K.I.Ohshima
- Journal Title
  
  Annals of Glaciology
  
  Volume: 57 Pages: 177-184
- NAID
  120003444295
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] Possibility of ice thick ness retrieval in the Okhotsk Sea and the Lincoln Sea using ALOS/PALSAR2011
- Author(s)
  Toyota, T., C. Haas
- Journal Title
  
  Proceedings of The 26th International Symposium on Okhotsk Sea & Sea Ice
  
  Pages: 63-66
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Retrieval of sea ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data2011
- Author(s)
  Toyota, T., S. Ono, K. Cho, and K.I. Ohshima
- Journal Title
  
  Annals of Glaciology
  
  Volume: 52 Pages: 177-184
- NAID
  120003444295
- URL
  http://www.ingentaconnect.com/content/igsoc/agl
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Properties of snow overlying the sea ice off East Antarctica in late winter 20072011
- Author(s)
  Toyota, T., R. Massom, K. Tateyama, T. Tamura, and A. Fraser
- Journal Title
  
  Deep Sea Research II
  
  Volume: 58 Issue: 9-10 Pages: 1137-1148
- DOI
  10.1016/j.dsr2.2010.12.002
- NAID
  120003089258
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Size distribution and shape properties of relatively small sea ice floes in the Antarctic marginal icezones in late winter2011
- Author(s)
  Toyota, T., C. Haas, and T. Tamura
- Journal Title
  
  Deep Sea Research II
  
  Volume: 58 Issue: 9-10 Pages: 1182-1193
- DOI
  10.1016/j.dsr2.2010.10.034
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Retrieval of sea-ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data2011
- Author(s)
  Toyota, T., S.Ono, K.Cho, K.I.Ohshima
- Journal Title
  
  Annals of Glaciology
  
  Volume: 57 Pages: 177-184
- NAID
  120003444295
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] Possibility of ice thickness retrieval in the Okhotsk Sea and the Lincoln Sea using ALOS/PALSAR2011
- Author(s)
  Toyota, T., C.Haas
- Journal Title
  
  Proceedings of The 26th International Symposium on Okhotsk Sea & Sea Ice
  
  Pages: 63-66
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Nutrient distributions associated with snow and sediment-laden layers in sea ice of the southern Sea of Okhotsk.2010
- Author(s)
  Nomura, D., J.Nishioka, M.A.Granskog, A.Krell, S.Matoba, T.Toyota, H.Hattori, K.Shirasawa
- Journal Title
  
  Marine Chemistry 119
  
  Pages: 1-8
- NAID
  120002169299
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Nutrient distributions associated with snow and sediment-laden layers in sea ice of the southern Sea of Okhotsk2010
- Author(s)
  Nomura, D., J.Nishioka, M.A.Granskog, A.Krell, S.Matoba, T.Toyota, 他2名
- Journal Title
  
  Marine Chemistry
  
  Volume: 119 Pages: 1-8
- NAID
  120002169299
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] Nutrient distributions associated with snow and sediment-laden layers in sea ice of the southern Sea of Okhotsk2010
- Author(s)
  Nomura, D., J. Nishioka, M.A. Granskog, A. Krell, S. Matoba, T. Toyota, H.Hattori, K. Shirasawa
- Journal Title
  
  Marine Chemistry
  
  Volume: 119 Issue: 1-4 Pages: 1-8
- DOI
  10.1016/j.marchem.2009.11.005
- NAID
  120002169299
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Properties of snow overlying the sea ice off East Antarctica in late winter, 20072010
- Author(s)
  Toyota, T., R.Massom, K.Tateyama, T.Tamura, A.Fraser
- Journal Title
  
  Deep-Sea Research Part II
  
  Volume: 58(9-10) Pages: 1137-1148
- NAID
  120003089258
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] Size distribution and shape properties of relatively small sea ice floesin the Antarctic marginal ice zone in late winter2010
- Author(s)
  Toyota, T., C.Hass, T.Tamura
- Journal Title
  
  Deep-Sea Research Part II
  
  Volume: 58(9-10) Pages: 1187-1193
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] Size distribution and shape properties of relatively small sea ice floes in the Antarctic marginal ice zone in late winter2010
- Author(s)
  Toyota, T., C.Haas, T.Tamura
- Journal Title
  
  Deep-Sea Research Part II (印刷中)
- NAID
  120003089259
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] Effects of snow, snow-melting and re-freezing processes on air-sea iceCO2 flux2010
- Author(s)
  Nomura, D., H.Yoshikawa-Inoue, T.Toyota, K.Shirasawa
- Journal Title
  
  Journal of Glaciology
  
  Volume: 56(196) Pages: 262-270
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] 海氷過程のパラメタリゼーション-海氷と波の相互作用の観点から-2010
- Author(s)
  豊田威信
- Journal Title
  
  月刊海洋
  
  Volume: 号外No.54 Pages: 82-93
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Effects of snow, snow-melting and re-freezing processes on air-sea ice CO2 flux.2010
- Author(s)
  Nomura, D., H.Yoshikawa-Inoue, T.Toyota, K.Shirasawa
- Journal Title
  
  Journal of Glaciology (In press)
- NAID
  120002646843
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Size distribution and shape properties of relatively small sea ice floes in the Antarctic marginal ice zones in late winter2010
- Author(s)
  Toyota, T., C.Haas, T.Tamura
- Journal Title
  
  Deep Sea Research II (In press)
- NAID
  120003089259
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Effects of snow, snow-melting and re-freezing processes on air-sea ice CO2 flux2010
- Author(s)
  Nomura, D., H.Yoshikawa-Inoue, T.Toyota, K. Shirasawa
- Journal Title
  
  Journal of Glaciology
  
  Volume: 56 Issue: 196 Pages: 262-270
- DOI
  10.3189/002214310791968548
- NAID
  120002646843
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Retrieval of sea ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data2009
- Author(s)
  Toyota, T., H. Kamimura, S. Ono, and K. Cho
- Journal Title
  
  Proceedings of The 24th International Symposium on Okhotsk Sea & Sea Ice, Mombetsu
  
  Pages: 138-142
- NAID
  120003444295
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Measurements of air-ice drag coefficient over the ice-covered Sea of Okhotsk2009
- Author(s)
  Fujisaki, A., H. Yamaguchi, T. Toyota, A. Futatsudera and M. Miyanaga
- Journal Title
  
  Journal of Oceanography 65(in press)
- NAID
  10025554175
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Retrieval of sea ice thickness distribution in the seasonal ice zone from air-borne L-band SAR2009
- Author(s)
  Toyota, T., et.al.
- Journal Title
  
  International Journal of Remote Sensing 30(in press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Retrieval of sea ice thic kness distribution in the seasonal ice zone from air-borne L-band SAR2009
- Author(s)
  Toyota, T., K. Nakamura, S. Uto, K.I. Ohs hima, and N. Ebuchi
- Journal Title
  
  International Journal of Remote Sensing
  
  Volume: 30 Issue: 12 Pages: 3171-3189
- DOI
  10.1080/01431160802558790
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Measurements of air-ice drag coefficient over the ice-covered Sea of Okhotsk2009
- Author(s)
  Fujisaki, A., H.Yamaguchi, T.Toyota, A.Futatsudera, M.Miyanaga
- Journal Title
  
  Journal of Oceanography 65
  
  Pages: 487-498
- NAID
  10025554175
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Retrieval of sea ice thickness distribution in the seasonal ice zone from air-borne L-band SAR2009
- Author(s)
  Toyota, T., K.Nakamura, S.Uto, K.I.Ohshima, N.Ebuchi
- Journal Title
  
  International Journal of Remote Sensing 30
  
  Pages: 3171-3189
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article]2009
- Author(s)
  豊田威信
- Journal Title
  
  雪氷研究の系譜-北海道の雪氷から世界の雪氷件まで-(「海氷研究の進展」の章を担当執筆)(日本雪氷学会北海道支部)
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Measurements of air-ice drag coefficient over the icecovered Sea of Okhotsk2009
- Author(s)
  Fujisaki, A., H. Yamaguchi, T. Toyota, A. Futatsudera and M. Miyanaga
- Journal Title
  
  Journal of Oceanography
  
  Volume: 65 Pages: 487-498
- URL
  http://www.terrapub.co.jp/journals/JO/frame/65.html
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Observations on physical properties and biogeochemistry of sea ice in southern Sea of Okhotsk, Proceedings of The 24th International Symposium on Okhotsk Sea & Sea Ice2009
- Author(s)
  Granskog, M., T. Toyota, H. Hattori, D. Nomura, and A. Krell
- Journal Title
  
  Mombetsu
  
  Pages: 183-186
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Retrieval of sea ice thickness distribution in the seasonal ice zone from air-borne L-band SAR2009
- Author(s)
  Toyota, T., K.Nakamura, S.Uto, K.I.Ohshima, N.Ebuchi
- Journal Title
  
  International Journal of Remote Sensing 30(12)
  
  Pages: 3171-3189
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] Observations on physical properties and biogeochemistry of sea ice in southern Sea of Okhotsk2009
- Author(s)
  Granskog, M., T.Toyota, H. Hattori, D.Nomura, and A.Krell
- Journal Title
  
  Proceedings of The 24th International Symposium on Okhotsk Sea & Sea Ice, Mombetsu
  
  Pages: 183-186
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Retrieval of sea ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data Proceedings of The 24th International Symposium on Okhotsk Sea & Sea Ice2009
- Author(s)
  Toyota, T., H. Kamimura, S. Ono, and K. Cho
- Journal Title
  
  Mombetsu
  
  Pages: 138-142
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Properties of sea iceand overlying snow in the southern Sea of Okhotsk2007
- Author(s)
  Toyota, T., S. Takatsuji, K. Tateyama, K. Naoki, K.I. Ohshimaa
- Journal Title
  
  Journal of Oceanography 63
  
  Pages: 393-411
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] PALSARによる海氷観測への期待2007
- Author(s)
  長幸平, 福島繁樹, 豊田威信, 若林裕之
- Journal Title
  
  写真測量とリモートセンシング学会誌 46
  
  Pages: 11-15
- NAID
  10024353620
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Development of sea ice thickness algorithm from PALSAR data, combined with in-situ observations and other satellite data2007
- Author(s)
  Toyota, T., K. Nakamura, T. Tamura, K. Cho, K.I. Ohshima
- Journal Title
  
  Proceedings of The First Joint PI symposium of ALOS Data Nodes for ALOS Science Program
  
  Pages: 4-4
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Retrieval of ice thickness distribution in the seasonal ice zone from L-band SAR2007
- Author(s)
  Toyota, T., et. al.
- Journal Title
  
  Proceedings of 2007 IEEE International Geoscience & Remote Sensing Symposium (CD-ROM)
  
  Pages: 4-4
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Development of sea ice thickness algorithm from PALSAR data, combined with in-situ observations and other satellite data2007
- Author(s)
  Toyota, T., et. al.
- Journal Title
  
  Proceedings of The First Joint PI symposium of ALOS Data Nodes for ALOS Science Program (CD-ROM)
  
  Pages: 4-4
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Retrieval of icethickness distribution in the seasonal icezone from L-band SAR2007
- Author(s)
  Toyota, T., K. Nakamura, S. Uto, K.I. Ohshima, and N. Ebuchi
- Journal Title
  
  Proceedings of2007 IEEE International Geoscience & Remote Sensing Symposium
  
  Pages: 4-4
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Properties of sea ice and overlying snow in the southern Sea of Okhotsk.2007
- Author(s)
  Toyota, T., et al.
- Journal Title
  
  Journal of Oceanography 63・3
  
  Pages: 393-411
- NAID
  10019934357
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] PALSARによる海氷観測への期待2007
- Author(s)
  長幸平, 福島繁樹, 豊田威信, 若林裕之
- Journal Title
  
  写真測量とリモートセンシング学会誌 46-3
  
  Pages: 11-15
- NAID
  10024353620
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Properties of sea ice and overlying snow in the southern Sea of Okhotsk.2007
- Author(s)
  Toyota, T., et. al.
- Journal Title
  
  Journal of Oceanography 63・3
  
  Pages: 393-411
- NAID
  10019934357
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Ship-borne electromagneticinduction sounding of sea ice thickness in the south Okhotsk Sea2006
- Author(s)
  Uto, S., T. Toyota, H. Shimoda, K. Tateyama, K. Shirasawa
- Journal Title
  
  Annals of Glaciology 44
  
  Pages: 253-260
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Standardization of electromagnetic-induction measurements of sea-ice thickness in polar and sub-polar seas2006
- Author(s)
  Tateyama, K., K. Shirasawa, S. Uto, T.Kawamura, T. Toyota, and H. Enomoto
- Journal Title
  
  Annals of Glaciology 44
  
  Pages: 240-246
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article] Properties of thick sea ice and overlying snow in the southern Sea of Okhotsk.2004
- Author(s)
  Toyota, T., et al.
- Journal Title
  
  Proc. 17th IAHR Symposium on Ice Vol.1
  
  Pages: 406-412
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] Thickness distribution, texture and stratigraphy, and a simple probabilistic modelfor dynamical thickening of sea ice in the southern Sea of Okhotsk.2004
- Author(s)
  Toyota, T., et al
- Journal Title
  
  J.Geophys.Res. 109
- NAID
  120000959203
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] Thickness distribution, texture and stratigraphy, and a simple probabilistic model for dynamical thickening of sea ice in the southern Sea of Okhotsk2004
- Author(s)
  Toyota, T., et al.
- Journal Title
  
  J.Geophys.Res. 109
- NAID
  120000959203
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] Properties of thick sea ice and overlying snow in the southern Sea of Okhotsk2004
- Author(s)
  Toyota, T., et al.
- Journal Title
  
  Proc. 17th IAHR Symp. on Ice 1
  
  Pages: 406-412
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] オホーツク海の海氷観測-2003年2月の観測から-2003
- Author(s)
  豊田威信
- Journal Title
  
  月刊海洋 35
  
  Pages: 681-687
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] 北海道オホーツク海沿岸部の海氷-砕氷船「そうや」による観測から-2002
- Author(s)
  豊田威信, ら
- Journal Title
  
  月刊海洋号外No.30
  
  Pages: 32-44
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] Analysis of sea ice floes in the Sea of Okhotsk using ADEOS/AVNIR images.2002
- Author(s)
  Toyota, T
- Journal Title
  
  Proc. 16th IAHR Symposium on Ice Vol.2
  
  Pages: 211-217
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] Analysis of sea ice floes in the Sea of Okhotsk using ADEOS/AVNIR images2002
- Author(s)
  Toyota, T., et al.
- Journal Title
  
  Proc. 16th IAHR Symp. on Ice 2
  
  Pages: 211-217
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] In-situ ice and meteorological observations in the southern Sea of Okhotsk in 2001 winter : ice structure, snow on ice, surface temperature, and optical environments.2002
- Author(s)
  Toyota, T., et al.
- Journal Title
  
  Polar Meteorol.Glaciol. 16
  
  Pages: 116-132
- NAID
  80015950362
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] In-situ ice and meteorological observations in the southern Sea of Okhotsk in 2001 winter : ice structure, snow on ice, surface temperature, and optical environments.2002
- Author(s)
  Toyota, T
- Journal Title
  
  Polar Meteorol.Glaciol. 16
  
  Pages: 116-132
- NAID
  80015950362
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] Characteristics of the surface heat budget during the ice growth season in the southern Sea of Okhotsk.2001
- Author(s)
  Toyota, T., et al.
- Journal Title
  
  Ann. Glaciol. 33
  
  Pages: 230-236
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] オホーツク海南部の海氷の酸素安定同位体比の特徴2001
- Author(s)
  豊田威信, ら
- Journal Title
  
  北海道の雪氷 20
  
  Pages: 28-31
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] Characteristics of the surface heat budget during the ice growth season in the southern Sea of Okhotsk.2001
- Author(s)
  Toyota, T., et al.
- Journal Title
  
  Ann.Glaciol. 33
  
  Pages: 230-236
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-13490002
[Journal Article] Retrieval of sea ice thickness distribution in the seasonal ice zone from air-borne L-band SAR
- Author(s)
  Toyota, T., K. Nakamura, S. Uto, K. I. Ohshima and N. Ebuchi
- Journal Title
  
  Int. J. Remote Sens. (印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20221001
[Journal Article] Measurements of air-ice drag coefficient over the ice-covered Seaof Okhotsk
- Author(s)
  Fujisaki, A., H. Yamaguchi, T. Toyota, A. Futatsudera and M. Miyanaga
- Journal Title
  
  Journal of Oceanography 65(in press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18510003
[Journal Article]
- Author(s)
  Toyota, T.
- Journal Title
  
  Advances in Geoscience and Remote Sensing. (Application of remote sensing to the estimation of sea ice thickness distributionの章を担当執筆)(In-Teh, Vienna, Austria)
- Data Source
  KAKENHI-PROJECT-21510002
[Journal Article] Retrieval of sea icethickness distribution in the seasonal ice zonefrom air-borne L-band SAR
- Author(s)
  Toyota, T., K. Nakamura, S. Uto, K. I. Ohshima, and N. Ebuchi
- Journal Title
  
  International Journal of Remote Sensing 30(in press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Regional characteristics of sea ice dynamics and its interannual variability in the Northern Hemisphere2024
- Author(s)
  Toyota, T., N. Kimura, J. Hutchings
- Organizer
  JpGU (May 2024) (予定)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] The interannual variability of sea ice area, thickness, and volume in the southern Sea of Okhotsk and its likely factors2023
- Author(s)
  Toyota, T., N. Kimura, J. Nishioka, M. Ito, D. Nomura, H. Mitsudera
- Organizer
  IUGG The 28th General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] A study on the properties of granular ice of sea ice from laboratory experiments2023
- Author(s)
  Toyota, T., Y. Yamashita, H. Koda
- Organizer
  The 37th International Symposium on the Okhotsk Sea & Polar Oceans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] On the seasonal variations of L-band SAR signals in the Arctic MYI area and the possibility of detecting deformed sea ice2023
- Author(s)
  Toyota, T., C. Haas, G. Spreen
- Organizer
  The Joint PI Meeting of JAXA Earth Observation Missions FY2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] History, methods, and findings of the Okhotsk sea-ice observations onboard SOYA over 25 years2023
- Author(s)
  Toyota, T.
- Organizer
  International Workshop on Arctic Ocean Observation: Future Collaboration by Research Vessels and Icebreakers
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] A study on the properties of granular ice from laboratory experiments2023
- Author(s)
  Toyota, T., Y. Yamashita, H. Koda
- Organizer
  International Symposium on Sea Ice, The International Glaciological Society
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] ビデオ画像解析から探るオホーツク海南部のアイスアルジ分布特性2023
- Author(s)
  豊田威信・西岡純・久賀みづき・村山愛子
- Organizer
  低温科学研究所共同研究研究集会「知床とオホーツク海の海氷-海洋-物質循環-生態系の連関と変動」
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] Evaluation of ship resistance in ice regime using ice chart2022
- Author(s)
  Uto, S., T. Toyota
- Organizer
  The 36th International Symposium on the Okhotsk Sea & Polar Oceans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Possible strategies for incorporating sea ice floe size distribution in climate models2022
- Author(s)
  Toyota, T.
- Organizer
  Metrology for Climate Action Workshop 2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] Observations of ice cakes with a drone in the southern Sea of Okhotsk2022
- Author(s)
  Toyota, T., Y. Arihara, T. Waseda, M. Ito, J. Nishioka
- Organizer
  The 36th International Symposium on the Okhotsk Sea & Polar Oceans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Examination of seasonal variations of L-band SAR data in the Arctic sea ice area2022
- Author(s)
  Toyota, T., C. Haas, G. Spreen
- Organizer
  The Joint PI Meeting of JAXA Earth Observation Missions FY2022
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] ドローンを用いたオホーツク海南部氷縁域の氷盤分布観測2022
- Author(s)
  豊田威信、在原百合子、早稲田卓爾、伊藤優人、西岡純
- Organizer
  日本海洋学会2022年度秋季大会
- Data Source
  KAKENHI-PROJECT-22K12341
[Presentation] オホーツク海南部の海氷量の年々変動特性とその要因2021
- Author(s)
  豊田威信、木村詞明、西岡純、伊藤優人、野村大樹、三寺史夫
- Organizer
  日本海洋学会2021年度秋季大会
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] The interannual variability of the ice conditions in the southern Sea of Okhotsk and its likely factors2021
- Author(s)
  Toyota, T., N. Kimura, J. Nishioka, M. Ito, D. Nomura, H. Mitsudera
- Organizer
  Joint Seminar on Mombetsu Sea Ice Symposium 2021 ~ focusing on the Okhotsk Sea and Polar Oceans ~
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Validation of the algorithm with L-band SAR data for detecting deformed sea ice area in the Arctic Ocean2021
- Author(s)
  Toyota, T., C. Haas, G. Spreen
- Organizer
  The Joint PI Meeting of JAXA Earth Observation Missions FY2020
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] The interannual variability of the ice conditions in the southern Sea of Okhotsk and its likely factors2021
- Author(s)
  Toyota, T., N. Kimura, J. Nishioka, M. Ito, D. Nomura, H. Mitsudera
- Organizer
  American Geophysical Union 2021 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] 合成開口レーダーを用いた変形氷抽出の試み2021
- Author(s)
  豊田威信
- Organizer
  ArCS II 北極海航路課題・2020 年度報告会
- Invited
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Validation of the algorithm with L-band SAR data for detecting deformed sea ice area in the Arctic Ocean2021
- Author(s)
  Toyota, T., C. Haas, G. Spreen
- Organizer
  The 7th ALOS-2 PI Workshop
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Year-round Satellite Multi Frequency Synthetic Aperture Radar Observations During the MOSAiC Expedition2020
- Author(s)
  Singha, S., G. Spreen, T. Krumpen, M.W. Davidson, S. Sobue, S. Howell, R. Kwok, M. Jose, S. Zeccetto, L. Frulla, H. C. Kim, M. Battagliere, T. Toyota, E. Schwarz
- Organizer
  American Geophysical Union 2020 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] On the possibility of detecting deformed sea ice area in the seasonal ice zone with ALOS-2/PALSAR-22020
- Author(s)
  Toyota, T., J. Ishiyama, N. Kimura
- Organizer
  Sixth International Symposium on Arctic Research (online meeting due to cancellation)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Measuring deformed sea ice area in seasonal ice zones using L-band SAR images2020
- Author(s)
  Toyota, T., J. Ishiyama, N. Kimura
- Organizer
  The 11th Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Algorithm to detect deformed sea ice area in seasonal ice zones using L-band SAR images2020
- Author(s)
  Toyota, T., J. Ishiyama, N. Kimura
- Organizer
  American Geophysical Union 2020 Fall Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] 降雪が結氷初期の海氷凍結過程に及ぼす影響について2020
- Author(s)
  豊田威信、小野貴司、谷川朋範、Pat Wongpan、野村大樹
- Organizer
  日本海洋学会2020年度秋季大会
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Validation of the algorithm with L-band SAR data for detecting deformed sea ice area in the Arctic Ocean2020
- Author(s)
  Toyota, T., C. Haas, and G. Spreen
- Organizer
  The Joint PI meeting of JAXA Earth Observation Missions FY2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] 巡視船「そうや」の観測を通して見えてきたオホーツク海海氷の特性2019
- Author(s)
  豊田威信
- Organizer
  環オホーツクシンポジウム
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Retrieval of deformed sea ice area in the southern Sea of Okhotsk using satellite L-band SAR images2019
- Author(s)
  Toyota, T. and J. Ishiyama
- Organizer
  2019 Living Planet Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Retrieval of Deformed Sea Ice Area in the Southern Sea of Okhotsk Using Satellite L-band SAR Images2019
- Author(s)
  Toyota, T. and J. Ishiyama
- Organizer
  2019 Living Planet Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Grease ice observations in the southern Sea of Okhotsk with P/V Soya2019
- Author(s)
  Ito M., T. Toyota, J. Nishioka, D. Nomura, N. Kanna, K. Murakami, and K.I. Ohshima
- Organizer
  The 34th International Symposium on the Okhotsk Sea & Polar Oceans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] First-year-sea-ice thickness in the Weddell Sea from microwave backscatter2019
- Author(s)
  Fraser, A., N. Ramm, J. Cartwright, N. Kimura, R. Massom, T. Toyota, and P. Heil
- Organizer
  International Glaciological Society 2019 Sea Ice Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Sea-ice thickness and volume in the Sea of Okhotsk estimated on the basis of ICESat and CryoSat-2 data2019
- Author(s)
  Nihashi, S., N. T. Kurtz, and T. Toyota
- Organizer
  International Glaciological Society 2019 Sea Ice Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] New high-resolution sea-ice floe-size distribution results from US Geological Survey LIDP imagery2019
- Author(s)
  Hwang, B., and T. Toyota
- Organizer
  International Glaciological Society 2019 Sea Ice Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] 海氷の結晶成長の特徴2019
- Author(s)
  豊田威信
- Organizer
  低温科学研究所　共同研究集会「結晶表面・界面での相転移ダイナミクスに関するその場観察および理論」
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Retrieval of Deformed Sea Ice Area in the Seasonal Ice Zone Using Satellite L-band SAR Images2019
- Author(s)
  Toyota, T. and J. Ishiyama
- Organizer
  International Union of Geodesy and Geophysics General Assembly
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] 雪が結氷初期の海氷成長に及ぼす影響について－サロマ湖における観測の事例解析－2019
- Author(s)
  豊田威信、小野貴司、谷川朋範、Pat Wongpan、野村大樹
- Organizer
  雪氷研究大会
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Application of ALOS-2/PALSAR-2 for detecting sea-ice-surface features in the seasonal ice zone”2019
- Author(s)
  Toyota, T., and J. Ishiyama
- Organizer
  International Glaciological Society 2019 Sea Ice Symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K12304
[Presentation] Application of ALOS-2/PALSAR-2 for detecting deformed sea ice area in the Sea of Okhotsk -Toward understanding ice deformation processes-2019
- Author(s)
  Toyota, T. and J. Ishiyama
- Organizer
  The 34th International Symposium on the Okhotsk Sea & Polar Oceans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Retrieval of deformed sea ice area in the southern Sea of Okhotsk using satellite L-band SAR images2018
- Author(s)
  Toyota, T. and J. Ishiyama
- Organizer
  The Ninth Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Changes of Sea-Ice Nomenclature from WMO 1970 to WMO 2014 -What is the English name of “Ryuhyo” (in Japanese)?2018
- Author(s)
  Takahashi, S. and T. Toyota
- Organizer
  The 33rd International Symposium on Okhotsk Sea & Polar Oceans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] An examination of the sea ice rheology for the seasonal ice zones, based on ice drift and thickness observations2018
- Author(s)
  Toyota, T., and N. Kimura
- Organizer
  MOSAiC Science Workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Properties of deformed sea ice area in the southern Sea of Okhotsk derived from satellite SAR images2018
- Author(s)
  Toyota, T. and J. Ishiyama
- Organizer
  The 33rd International Symposium on Okhotsk Sea & Polar Oceans
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 「流氷」の英語は Pack ice か Drift ice か？－WMO海氷用語の変化－2017
- Author(s)
  高橋修平、豊田威信
- Organizer
  雪氷研究大会
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] What is the English name of 'Ryuhyo' (in Japanese)? - Changes of WMO Sea-ice Nomenclature -2017
- Author(s)
  高橋修平、豊田威信
- Organizer
  The Eighth Symposium on Polar Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Some results on sea ice rheology for the seasonal ice zone, obtained from the deformation field of sea ice drift pattern2017
- Author(s)
  Toyota, T., and N. Kimura
- Organizer
  American Geophysical Union 2017 Fall Meeting
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 砕氷巡視船「そうや」を用いたオホーツク海氷観測研究2017
- Author(s)
  豊田威信
- Organizer
  極域・寒冷域研究連絡会（日本気象学会2017年度秋季大会）
- Invited
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] アイスバンドの融解について2017
- Author(s)
  佐伯立、三寺史夫、馬目歩美、豊田威信、木村詞明
- Organizer
  日本海洋学会2017年度秋季大会
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] An attempt to extract deformed sea ice area using L-band SAR images in the Sea of Okhotsk2017
- Author(s)
  Ishiyama, J. and T. Toyota
- Organizer
  Workshop on Sea Ice Remote Sensing and Modeling
- Place of Presentation
  東京大学（東京都）
- Year and Date
  2017-01-23
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 衛星SAR画像を用いたオホーツク海南部海氷域における変形氷分布の抽出－季節海氷域の力学過程の解明に向けて－2017
- Author(s)
  石山惇応、豊田威信
- Organizer
  雪氷研究大会
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 網走湖における湖氷フェノロジー2017
- Author(s)
  大畑有、豊田威信
- Organizer
  雪氷研究大会
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 漂流速度分布から見た季節海氷域における海氷レオロジーに関する一考察2017
- Author(s)
  豊田威信、木村詞明
- Organizer
  日本海洋学会2017年度秋季大会
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Tank experiments on the granular ice formation processes2016
- Author(s)
  Toyota, T. and H. Koda
- Organizer
  The 23rd IAHR International Symposium on Ice
- Place of Presentation
  University of Michigan (AnnArbor, USA)
- Year and Date
  2016-06-01
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 季節海氷域における海氷レオロジーの検証　―仕事率の観点から―2016
- Author(s)
  豊田威信、木村詞明
- Organizer
  雪氷研究大会
- Place of Presentation
  名古屋大学（名古屋市）
- Year and Date
  2016-10-01
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Quasi-periodic breakup of multi-year landfast ice in Lutzow-Holm Bay, Antarctica: Physical processes and some possible factors of breakup events2016
- Author(s)
  牛尾収輝、豊田威信、野村大樹、直木和弘
- Organizer
  The Seventh Symposium on Polar Science
- Place of Presentation
  国立極地研究所（立川市）
- Year and Date
  2016-11-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Incorporation and degradation processes of biogeochemical compounds within Antarctic multi-year land-fast sea ice2016
- Author(s)
  野村大樹、青木茂、清水大輔、豊田威信、牛尾収輝、直木和弘、田村岳史
- Organizer
  The Seventh Symposium on Polar Science
- Place of Presentation
  国立極地研究所（立川市）
- Year and Date
  2016-11-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 東南極域海氷上の積雪の質量収支について2016
- Author(s)
  豊田威信
- Organizer
  低温科学研究所共同研究集会
- Place of Presentation
  北海道大学（札幌市）
- Year and Date
  2016-08-01
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 大気の全エネルギー収支からみたオホーツク海の海氷の役割2016
- Author(s)
  加藤龍太、豊田威信
- Organizer
  日本海洋学会2016年度秋季大会
- Place of Presentation
  鹿児島大学（鹿児島市）
- Year and Date
  2016-09-14
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] The role of snow-ice in the thickening processes of lake ice at Lake Abashiri, Hokkaido, Japan2016
- Author(s)
  Ohata, Y., T. Toyota, A. Fraser, and T. Shiraiwa
- Organizer
  The 23rd IAHR International Symposium on Ice
- Place of Presentation
  University of Michigan (AnnArbor, USA)
- Year and Date
  2016-06-01
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 網走湖における湖氷成長過程と氷厚推移　―氷厚成長における雪の役割―2016
- Author(s)
  大畑有、豊田威信
- Organizer
  雪氷研究大会
- Place of Presentation
  名古屋大学（名古屋市）
- Year and Date
  2016-10-01
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Comparison between spaceborne L-band and C-band SAR imagery for sea ice area in the southern Sea of Okhotsk2016
- Author(s)
  石山惇応、豊田威信
- Organizer
  The Seventh Symposium on Polar Science
- Place of Presentation
  国立極地研究所（立川市）
- Year and Date
  2016-11-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] Growth and decay processes deduced from the fast-ice cores collected near the Syowa Station2016
- Author(s)
  豊田威信、牛尾収輝、田村岳史、野村大樹、直木和弘、A. フレイザー
- Organizer
  The Seventh Symposium on Polar Science
- Place of Presentation
  国立極地研究所（立川市）
- Year and Date
  2016-11-30
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K00511
[Presentation] 2012年晩冬季に東南極域海氷上で観測された異常積雪深の要因について2015
- Author(s)
  豊田威信、Robert Massom、Olivier Lecomte、野村大樹、田村岳史
- Organizer
  日本海洋学会2015年度春季大会
- Place of Presentation
  東京海洋大学、東京
- Year and Date
  2015-03-22
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] A mechanism of ice-band pattern formation due to resonant interaction between sea ice and internal waves2015
- Author(s)
  Saiki, R., H. Mitsudera, A. Manome, T. Toyota, N. Kimura, J. Ukita, and T. Nakamura
- Organizer
  The 30th International Symposium on Okhotsk Sea & Sea Ice
- Place of Presentation
  紋別市民会館、紋別市
- Year and Date
  2015-02-17
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] オホーツク海の表層鉄濃度を高める海氷融解プロセス2015
- Author(s)
  漢那直也、西岡純、豊田威信、村山愛子、武居信行
- Organizer
  日本海洋学会2015年度春季大会
- Place of Presentation
  東京海洋大学、東京
- Year and Date
  2015-03-24
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] On the validity of Hibler’s sea ice rheology for the seasonal sea ice2014
- Author(s)
  Takenobu Toyota and Noriaki Kimura
- Organizer
  The Climate Symposium 2014
- Place of Presentation
  Darmstadtium Science and Congress Centre, Darmstadt, Germany
- Year and Date
  2014-10-15
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] Sea of Okhotsk sea ice2014
- Author(s)
  Takenobu Toyota
- Organizer
  Norway-Japan Marine Seminar
- Place of Presentation
  International Conference Hall in Tokyo
- Year and Date
  2014-06-04
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 網走湖における氷厚推移　湖水熱フラックスの推定2014
- Author(s)
  大畑有、白岩孝行、豊田威信
- Organizer
  雪氷研究大会
- Place of Presentation
  八戸工業大学、八戸市
- Year and Date
  2014-09-21
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] What caused the significant snow depth observed off east Antarctica in late winter 2012?2014
- Author(s)
  Takenobu Toyota, Robert Massom, Olivier Lecomte, Daiki Nomura, Takeshi Tamura
- Organizer
  第5回極域科学シンポジウム
- Place of Presentation
  国立極地研究所、東京
- Year and Date
  2014-12-02
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 航空機を用いた海氷観測の紹介2014
- Author(s)
  豊田威信、田村岳史
- Organizer
  「航空機観測による大気科学・気候システム研究」研究集会
- Place of Presentation
  東京大学理学部3号館、東京
- Year and Date
  2014-12-19
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 網走湖における湖氷形成過程と氷厚推移2014
- Author(s)
  大畑有、白岩孝行、豊田威信
- Organizer
  第5回極域科学シンポジウム
- Place of Presentation
  国立極地研究所、東京
- Year and Date
  2014-12-02
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] Iron and Macro-nutrient Concentrations in Sea Ice and Their Impact on the Nutritional Status of Surface Waters in the Southern Okhotsk Sea2014
- Author(s)
  Naoya KANNA, Takenobu TOYOTA, Jun NISHIOKA
- Organizer
  Asia Oceania Geoscience Society
- Place of Presentation
  Royton Sapporo Hotel in Sapporo
- Year and Date
  2014-08-01
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 室内実験における粒状海氷の生成過程について2014
- Author(s)
  幸田笹佳、豊田威信
- Organizer
  日本海洋学会2014年度秋季大会
- Place of Presentation
  長崎大学、長崎
- Year and Date
  2014-09-16
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] A Formation Mechanism of Ice Band by the Interaction Between Sea-ice and Internal Wave2014
- Author(s)
  Ryu SAIKI, Humio MITSUDERA, Ayumi MANOME, Takenobu TOYOTA, Noriaki KIMURA, Jinro UKITA
- Organizer
  Asia Oceania Geoscience Society
- Place of Presentation
  Royton Sapporo Hotel in Sapporo
- Year and Date
  2014-08-01
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 海氷生成に伴う酸素安定同位体分別係数について2012
- Author(s)
  豊田威信, I.J.Smith, 他7名
- Organizer
  日本海洋学会春季大会
- Place of Presentation
  筑波大学第2エリア(つくば市)
- Year and Date
  2012-03-27
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] 海氷生成に伴う酸素安定同位体分別係数について2012
- Author(s)
  豊田威信,他7名
- Organizer
  日本海洋学会春季大会
- Place of Presentation
  筑波大学(つくば市)
- Year and Date
  2012-03-27
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Possibility of ice thickness retrieval in the Okhotsk Sea and the Lincoln Sea using ALOS/PALSAR2011
- Author(s)
  Toyota, T., C.Haas
- Organizer
  The 26th International Symposium on Okhotsk Sea & Sea Ice
- Place of Presentation
  紋別市文化会館
- Year and Date
  2011-02-22
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] 衛星L-band SARを用いた氷厚分布推定の可能性について2011
- Author(s)
  豊田威信, Haas Christian
- Organizer
  日本海洋学会秋季大会
- Place of Presentation
  九州大学筑紫キャンパス(春日市)
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] Oxygen-isotope fractionation during the freezing of seawater2011
- Author(s)
  Toyota, T. and 7 others
- Organizer
  第2回極域科学シンポジウム
- Place of Presentation
  国立極地研究所(東京都)
- Year and Date
  2011-11-15
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Possibility of ice thickness retrieval in the Okhotsk Sea and the Lincoln Sea using ALOS/PALSAR2011
- Author(s)
  Toyota, T., C. Haas
- Organizer
  The 26th International Symposium on Okhotsk Sea & Sea Ice
- Place of Presentation
  紋別市文化会館(北海道)
- Year and Date
  2011-02-22
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] 衛星L-band SARを用いた氷厚分布推定の可能性について2011
- Author(s)
  豊田威信,Christian Haas
- Organizer
  日本海洋学会秋季大会
- Place of Presentation
  九州大学(春日市)
- Year and Date
  2011-09-28
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Oxygen-isotope fractionation during the freezing of seawater2011
- Author(s)
  Toyota, T., I.J.Smith, 他7名
- Organizer
  第2回極域科学シンポジウム
- Place of Presentation
  統計数理研究所(立川市)
- Year and Date
  2011-11-15
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] Retrieval of ice thickness in the seasonal ice zone with L-band SAR2010
- Author(s)
  Toyota, T.
- Organizer
  ISSI workshop on Assessing Antarcticsea ice
- Place of Presentation
  Bern, Switzerland
- Year and Date
  2010-06-08
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] A case study of snow ice formation processes on the sea ice off East Antarctica in late winter2010
- Author(s)
  Toyota, T., R.Massom, K.Tateyama, T.Tamura, A.Fraser
- Organizer
  第33回極域気水圏シンポジウム
- Place of Presentation
  国立極地研究所,立川市
- Year and Date
  2010-11-30
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Retrieval of the thickness distribution of sub-Arctic and Arctic sea ice using ALOS/PALSAR2010
- Author(s)
  Toyota, T., C.Haas
- Organizer
  The 4^<th> Joint PI Symposium of ALOS Data Nodes for ALOS Science
- Place of Presentation
  大手町サンケイプラザ、東京
- Year and Date
  2010-11-16
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Retrieval of sea ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data2010
- Author(s)
  Toyota, T., S. Ono, K. Cho, K. I. Ohshima
- Organizer
  International Glaciological Society symposium on sea ice
- Place of Presentation
  University of Tromso (Norway)
- Year and Date
  2010-06-01
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] 融解初期における海氷の構造特性の変化2010
- Author(s)
  石井大樹, 豊田威信
- Organizer
  日本灘学会秋季大会
- Place of Presentation
  東京農業大学,網走市
- Year and Date
  2010-09-09
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] 東南極域における海氷上の積雪の特性2010
- Author(s)
  豊田威信、R. Massom、舘山一孝、田村岳史、A. Fraser
- Organizer
  日本海洋学会春季大会
- Place of Presentation
  東京海洋大学(東京都)
- Year and Date
  2010-03-29
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Retrieval of sea ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data2010
- Author(s)
  Toyota, T., S.Ono, K.Cho, K.I.Ohshima
- Organizer
  International Glaciological Society symposium on sea ice
- Place of Presentation
  Tromso, Norway
- Year and Date
  2010-06-01
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Development of ice thickness and concentration algorithm in thin sea ice region2010
- Author(s)
  Ohshima, K.I., S.Nihashi, K.Iwamoto, T.Tamura, T.Toyota
- Organizer
  GCOM PI Workshop, JAXA
- Place of Presentation
  東京, 東京国際交流館
- Year and Date
  2010-01-13
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] Retrieval of ice thickness in the seasonal ice zone with L-band SAR2010
- Author(s)
  Toyota, T.
- Organizer
  ISSI workshop on Assessing Antarctic sea ice
- Place of Presentation
  International Space Science Institute (Switzerland)
- Year and Date
  2010-06-08
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] 融解初期における海氷の構造特性の変化2010
- Author(s)
  石井大樹,豊田威信
- Organizer
  日本海洋学会秋季大会
- Place of Presentation
  東京農業大学(網走市)
- Year and Date
  2010-09-09
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Floe size distribution of relatively small sea ice in the Antarctic marginal ice zone in late winter2010
- Author(s)
  Toyota, T., C.Haas, T.Tamura
- Organizer
  International Glaciological Society symposium on sea ice
- Place of Presentation
  Tromso, Norway
- Year and Date
  2010-06-03
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] A case study of snow ice formation processes on the sea ice off East Antarctica in late winter2010
- Author(s)
  Toyota, T., R. Massom, K. Tateyama,T. Tamura, A. Fraser
- Organizer
  第33回極域気水圏シンポジウム
- Place of Presentation
  国立極地研究所(東京都)
- Year and Date
  2010-11-30
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Floe size distribution of relatively small sea ice in the Antarctic marginal ice zone in late winter2010
- Author(s)
  Toyota, T., C. Haas, T. Tamura
- Organizer
  International Glaciological Society symposium on sea ice
- Place of Presentation
  University of Tromso (Norway)
- Year and Date
  2010-06-03
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] 東南極域における海氷上の積雪の特性2010
- Author(s)
  豊田威信、R.Massom、舘山一孝、田村岳史、A.Fraser
- Organizer
  日本海洋学会春季大会
- Place of Presentation
  東京海洋大学、東京
- Year and Date
  2010-03-29
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Retrieval of the thickness distribution of sub-Arctic and Arctic sea ice using ALOS/PALSAR2010
- Author(s)
  Toyota, T., C. Haas
- Organizer
  The 4^<th> Joint PI Symposium of ALOS Data Nodes for ALOS Science
- Place of Presentation
  大手町サンケイプラザ(東京都)
- Year and Date
  2010-11-16
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Retrieval of sea ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data2009
- Author(s)
  Toyota, T., Kamimura, H., Ono, S., and Cho, K.
- Organizer
  オホーツク海及び海氷国際シンポジウム
- Place of Presentation
  紋別市文化会館(紋別)
- Year and Date
  2009-02-18
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] 晩冬期南極氷縁域における氷盤分布の特徴2009
- Author(s)
  豊田威信, Christian Haas, 田村岳史
- Organizer
  極域気水圏シンポジウム
- Place of Presentation
  立川, 国立極地研究所
- Year and Date
  2009-11-17
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] 南大洋高緯度域における降雪の酸素安定同位体比の緯度分布と季節変化2009
- Author(s)
  中村佳代, 青木茂, 豊田威信, 青山雄一
- Organizer
  極域気水圏シンポジウム
- Place of Presentation
  立川, 国立極地研究所
- Year and Date
  2009-11-17
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] 融解初期における海氷の構造特性の変化2009
- Author(s)
  石井大樹、豊田威信
- Organizer
  第32回極域気水圏シンポジウム
- Place of Presentation
  国立極地研究所、東京
- Year and Date
  2009-11-17
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Retrieval of sea ice thickness distribution in the Sea of Okhotsk from ALOS / PALSAR backscatter data2009
- Author(s)
  Toyota, T., H. Kamimura, S. Ono, and K. Cho
- Organizer
  The 24 th Intemational Symposium on Okhotsk Sea & Sea Ice
- Place of Presentation
  紋別・紋別市文化会館
- Year and Date
  2009-02-18
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] Retrieval of sea ice thicknessdistribution in the Sea of Okhotsk fromALOS/PALSAR backscatter data2009
- Author(s)
  Toyota, T., Kamimura,H., Ono,S., and Cho, K
- Organizer
  オホーツク海及び海氷国際シンポジウム
- Place of Presentation
  紋別市文化会館(紋別)
- Year and Date
  2009-02-18
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Development of sea ice thickness and concentration algorithm in thin ice region2009
- Author(s)
  Ohshima, K.I., S. Nihashi, T. Tamura, T. Toyota, and N. Kimura
- Organizer
  GCOM Workshop 2009
- Place of Presentation
  横浜・パンパシフィック横浜ベイホテル東急
- Year and Date
  2009-01-14
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] 南極氷縁域における比較的小さな氷盤の大きさ分布の特徴2009
- Author(s)
  豊田威信、Christian Haas、田村岳史
- Organizer
  日本海洋学会春季大会
- Place of Presentation
  東京大学
- Year and Date
  2009-04-07
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] 極氷縁域における比較的小さな氷盤の大きさ分布の特徴2009
- Author(s)
  豊田威信, Christian Haas, 田村岳史
- Organizer
  日本海洋学会春季大会
- Place of Presentation
  東京, 東京大学
- Year and Date
  2009-04-07
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] 南極巨大沿岸ポリニヤにおける係留系等による海氷高精度観測2009
- Author(s)
  大島慶一郎, 牛尾収輝, 橋田元, 青木茂, 深町康, 豊田威信, 清水大輔, 二橋創平, 田村岳史, 小野数也, 榎本浩之, 舘山一孝
- Organizer
  南極観測シンポジウム
- Place of Presentation
  立川, 国立極地研究所
- Year and Date
  2009-12-10
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] 融解初期における海氷の構造特性の変化2009
- Author(s)
  石井大樹、豊田威信
- Organizer
  第32回極域気水圏シンポジウム
- Place of Presentation
  国立極地研究所(東京都)
- Year and Date
  2009-11-17
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] 晩冬期南極氷縁域における氷盤分布の特徴2009
- Author(s)
  豊田威信, C.Haas, 田村岳史
- Organizer
  第32回極域気水圏シンポジウム
- Place of Presentation
  国立極地研究所、東京
- Year and Date
  2009-11-17
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] 晩冬期南極氷縁域における氷盤分布の特徴2009
- Author(s)
  豊田威信,C. Haas,田村岳史
- Organizer
  第32回極域気水圏シンポジウム
- Place of Presentation
  国立極地研究所(東京都)
- Year and Date
  2009-11-17
- Data Source
  KAKENHI-PROJECT-21510002
[Presentation] Observations onphysical properties and biogeochemistry ofsea ice in southern Sea of Okhotsk2009
- Author(s)
  Granskog, M., Toyota, T., Hattori, H., Nomura,D., and Krell, A
- Organizer
  オホーツク海及び海氷国際シンポジウム
- Place of Presentation
  紋別市文化会館(紋別)
- Year and Date
  2009-02-18
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Retrieval of ice thickness distribution in the seasonal ice zone from L-band SAR2008
- Author(s)
  Toyota, T.
- Organizer
  Workshop on "Monitoring of Antarctic sea ice during IPY"
- Place of Presentation
  スイス・ベルン・International Space Science Institute
- Year and Date
  2008-07-01
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] 晩冬季のウェッデル海北西部海氷上の積雪の特性について2008
- Author(s)
  豊田威信, Christian Haas, Marcel Nicolaus, Zhijun Li, 青木茂
- Organizer
  極域気水圏・生物合同シンポジウム
- Place of Presentation
  東京, 国立極地研究所
- Year and Date
  2008-11-20
- Data Source
  KAKENHI-PROJECT-17510001
[Presentation] ウェッデル海氷縁域における比較的小さな氷盤の大きさ分布について2008
- Author(s)
  豊田威信,C. Haas
- Organizer
  第31回極域気水圏・生物圏合同シンポジウム
- Place of Presentation
  東京・国立極地研究所
- Year and Date
  2008-12-02
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] PALSARによるオホーツク海の氷厚分布推定の検証観測2008
- Author(s)
  豊田威信、上村治睦、小野修史、矢口龍太、長幸平
- Organizer
  日本海洋学会秋季大会
- Place of Presentation
  広島国際大学(呉市)
- Year and Date
  2008-09-25
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Retrieval of ice thickness distribution in the seasonal ice zo ne from L-band SAR2008
- Author(s)
  Toyota, T.
- Organizer
  Workshop on "Monitoring of Antarctic sea ice during IPY"
- Place of Presentation
  ベルン(スイス)
- Year and Date
  2008-07-01
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] ALSARによるオホーツク海の氷厚分布推定の検証観測2008
- Author(s)
  豊田威信, 上村治睦, 小野修史, 矢口龍太, 長幸平
- Organizer
  2008年度日本海洋学会秋季大会
- Place of Presentation
  呉・広島国際大学
- Year and Date
  2008-09-25
- Data Source
  KAKENHI-PROJECT-20221001
[Presentation] Retrieval of ice thicknessdistribution in the seasonal ice zone fromL-band SAR2008
- Author(s)
  Toyota, T.
- Organizer
  Workshop on "Monitoring ofAntarctic sea ice during IPY"
- Place of Presentation
  Bern(Switzerland)
- Year and Date
  2008-07-01
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Observations on physical properties and biogeochemistry of sea ice in southern Sea of Okhotsk2008
- Author(s)
  Granskog, M., Toyota, T., Hattori, H., Nomura, D., and Krell, A.
- Organizer
  オホーツク海及び海氷国際シンポジウム
- Place of Presentation
  紋別市文化会館(紋別)
- Year and Date
  2008-02-18
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] 晩冬季のウェッデル海北西部海氷上の積雪の特性について2008
- Author(s)
  豊田威信、Haas, C.、Nicolaus, M.、Li, Z.、青木茂
- Organizer
  極域気水圏シンポジウム
- Place of Presentation
  国立極地研究所(東京)
- Year and Date
  2008-12-03
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] ウェッデル海氷縁域における比較的小さな氷盤の大きさ分布について2008
- Author(s)
  豊田威信、Haas, C.
- Organizer
  極域気水圏シンポジウム
- Place of Presentation
  国立極地研究所(東京)
- Year and Date
  2008-12-02
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] オホーツク海南部の海氷および海氷上積雪の栄養塩濃度分布について2008
- Author(s)
  野村大樹、豊田威信、的場澄人、西岡純、白澤邦男
- Organizer
  日本雪氷学会
- Place of Presentation
  東京大学(東京)
- Year and Date
  2008-09-24
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Retrieval of icethickness distribution in the seasonal ice zonefrom L-band SAR2007
- Author(s)
  Toyota, T., K. Nakamura, S. Uto, K.I. Ohshima, and N. Ebuchi
- Organizer
  IEEE InternationalGeoscience and Remote Sensing Symposium
- Place of Presentation
  Barcelona(Spain)
- Year and Date
  2007-07-26
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Retrieval of ice thickness distribution in the seasonal ice zone from L-band SAR2007
- Author(s)
  Toyota, T.
- Organizer
  IEEE International Geoscience and Remote Sensing Symposium
- Place of Presentation
  バルセロナ、国際コンベンションセンター
- Year and Date
  2007-07-26
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Development of sea ice thickness algorithm from PALSAR data, combined with in-situ observations and other satellite data2007
- Author(s)
  Toyota, T.
- Organizer
  The First Joint PI symposium of ALOS Data Nodes for ALOS Science Program
- Place of Presentation
  京都、国際会館
- Year and Date
  2007-11-21
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Development of sea ice thicknessalgorithm from PALSAR data, combined within-situ observations and other satellite data2007
- Author(s)
  Toyota, T., K. Nakamura, T. Tamura, K. Cho, K.I. Ohshima
- Organizer
  The First Joint PI symposium of ALOS Data Nodes for ALOS Science Program
- Place of Presentation
  国際会館(京都)
- Year and Date
  2007-11-21
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] Retrieval of sea ice thickness distribution with ALOS/PALSAR2007
- Author(s)
  豊田威信
- Organizer
  オホーツク海及び海氷国際シンポジウム
- Place of Presentation
  紋別市文化会館(紋別)
- Year and Date
  2007-02-21
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] 異なる塩分下におけるブラインチャンネルの構造特性変化の研究2006
- Author(s)
  阿部真育、豊田威信
- Organizer
  極域気水圏・生物圏合同シンポジウム
- Place of Presentation
  国立極地研究所(東京)
- Year and Date
  2006-11-20
- Data Source
  KAKENHI-PROJECT-18510003
[Presentation] 海氷物理・生態研究に関する南極海国際共同観測（SIPEX-2）の速報
- Author(s)
  田村岳史、豊田威信、野村大樹、中田和輝、青木茂、大島慶一郎、橋田元、舘山一孝、牛尾収輝
- Organizer
  第3回極域科学シンポジウム
- Place of Presentation
  国立極地研究所、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] Oxygen isotope fractionation during the freezing of seawater
- Author(s)
  Toyota, T., I. Smith, A. Gough, P. Langhorne, G. Leonard, R. Van Hale, A. Mahoney, and T. Haskell
- Organizer
  Europian Geoscience Union General Assembly 2013
- Place of Presentation
  Austria Center Vienna, Vienna, Austria
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 巡視船そうやを用いたオホーツク海海氷観測の取り組み
- Author(s)
  豊田威信
- Organizer
  低温研萌芽研究シンポジウム
- Place of Presentation
  北大低温科学研究所、札幌
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 東南極域における海氷内部領域の氷盤分布特性と氷縁域との関わりについて
- Author(s)
  豊田威信、アリソン・コホウト、アレクサンダー・フレイザー
- Organizer
  日本海洋学会2014年度春季大会
- Place of Presentation
  東京海洋大学、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 海氷コアサンプルから見た昭和基地周辺の定着氷の特性
- Author(s)
  豊田威信、野村大樹
- Organizer
  昭和基地周辺の海氷変動特性の解析に関する研究集会
- Place of Presentation
  国立極地研究所、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 海氷融解が海洋表層の栄養環境と植物プランクトンの増殖に与える影響
- Author(s)
  漢那直也、豊田威信、西岡純
- Organizer
  日本海洋学会春季大会
- Place of Presentation
  東京海洋大学、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] アイスバンド形成に関する理論と衛星観測の比較
- Author(s)
  佐伯立、三寺史夫、藤崎歩美、豊田威信、木村詞明、浮田甚郎
- Organizer
  日本海洋学会2014年度春季大会
- Place of Presentation
  東京海洋大学、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 室内実験における海氷granular iceの生成過程
- Author(s)
  幸田笹佳、豊田威信
- Organizer
  第4回極域科学シンポジウム
- Place of Presentation
  国立極地研究所、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] Properties of floe Size distribution in the interior sea ice region off East Antarctica
- Author(s)
  Toyota, T., A. Kohout, and A. Fraser
- Organizer
  第4回極域科学シンポジウム
- Place of Presentation
  国立極地研究所、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] On the validity of Hibler’s sea-ice rheology for the seasonal sea ice evaluated from ice-drift pattern and SAR-derived ice thickness distribution
- Author(s)
  Toyota, T., and N. Kimura
- Organizer
  International Symposium on Sea Ice in a Changing Environment, International Glaciological Society
- Place of Presentation
  Convention Center, Hobart, Australia
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] On the validity of the sea ice rheology by Hibler for the Sea of Okhotsk ice
- Author(s)
  Toyota, T. and N. Kimura
- Organizer
  第28回オホーツク海・海氷国際シンポジウム
- Place of Presentation
  紋別市民会館、紋別市
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] オホーツク海におけるHiblerの海氷レオロジーの検証
- Author(s)
  豊田威信、木村詞明
- Organizer
  日本海洋学会春季大会
- Place of Presentation
  東京海洋大学、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] Formation processes of floe size distribution in the interior ice zone and its relationship to the marginal ice zone
- Author(s)
  Toyota, T., A. Kohout, and A. Fraser
- Organizer
  SIPEX 2012 workshop
- Place of Presentation
  IMAS Building, Hobart, Australia
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] 南極海氷域の氷盤分布を決定する要因について
- Author(s)
  豊田威信
- Organizer
  晩冬季南極域の国際共同観測（SIPEX2）の成果に関する研究集会
- Place of Presentation
  国立極地研究所、東京
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] Formation processes of floe size distribution in the marginal ice zone
- Author(s)
  Toyota, T., A. Kohout and A. Fraser
- Organizer
  American Geophysical Union 2013 Fall Meeting
- Place of Presentation
  Moscone West, San Francisco (CA), USA
- Invited
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] Temporal evolution of the structural properties of seasonal sea ice during the early melt season
- Author(s)
  Toyota, T. and H. Ishii
- Organizer
  国際雪氷学会
- Place of Presentation
  Congress & Concert Centre Sibelius Hall (Finland)
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] The possibility of retrieving sea ice growth history from oxygen isotopic fractionation during the freezing of seawater
- Author(s)
  Toyota, T.
- Organizer
  Norwegaian-Japanese mini-symposium for sea ice research
- Place of Presentation
  ILTS, Hokkaido University, Sapporo
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] The formation process of granular ice of the seawater in laboratory experiments
- Author(s)
  Koda, H., and T. Toyota
- Organizer
  The 29th International Symposium on Okhotsk Sea & Sea Ice
- Place of Presentation
  紋別市民会館, Mombetsu, Japan
- Data Source
  KAKENHI-PROJECT-24510001
[Presentation] Seasonal sea ice as seen from the floe and deformation perspective
- Author(s)
  Toyota, T.
- Organizer
  Workshop on Integrated Retrieval of Antarctic Sea-Ice Volume
- Place of Presentation
  International Space Science Institute, Bern, Switzerland
- Data Source
  KAKENHI-PROJECT-24510001

1. KIMURA Noriaki (20374647)

# of Collaborated Projects: 5 results

# of Collaborated Products: 20 results
2. AOKI Shigeru (80281583)

# of Collaborated Projects: 2 results

# of Collaborated Products: 3 results
3. EBUCHI Naoto (10203655)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
4. MITSUDERA Humio (20360943)

# of Collaborated Projects: 2 results

# of Collaborated Products: 5 results
5. OHSHIMA Keiichiro (30185251)

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
6. FUKAMACHI Yasushi (20250508)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
7. MATSUMURA Yoshimasa (70631399)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. KITADE Yujiro (50281001)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. TATEYAMA Kazutaka (30374789)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
10. NIHASHI Sohey (50396321)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
11. ONO Kazuya (40396320)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
12. ENOMOTO Hiroyuki (00213562)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
13. TAMURA Takeshi (40451413)

# of Collaborated Projects: 1 results

# of Collaborated Products: 8 results
14. TAKEUCHI Kensuke (00107450)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. YAMAZAKI Koji (70270791)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. ENDO Tatsuo (20001844)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. TACHIBANA Yoshihiro (10276785)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. KAWAMURA Toshiyuki (50091434)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. ISHIKAWA Nobuyoshi (70002277)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. SHIRASAWA Kunio (50196622)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. Tanikawa Tomonori (20509989)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
22. 吉川久幸 (60344496)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. 藤吉康志 (40142749)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. 中村健治 (20262917)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. 豊田隆寛 (90450775)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
26. CHRISTIAN Haas

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
27. MEYLAN Mike

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
28. KOHOUT Alison

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
29. Haas Christian

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
30. Hutchings Jennifer

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
31. Fraser Alexander

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
32. AOKI Teruo

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
33. NIWANO Masashi

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
34. UTO Shotaro

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
35. 石元裕史

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
36. 的場澄人

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
37. FRASER A.d.

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
38. 山上晃央

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
39. 野村大樹

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
40. 西岡純

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

TOYOTA Takenobu 豊田 威信

Toyota Takenobu 豊田 威信

Research Projects

Research Products

Co-Researchers

A study on the effect of dynamical deformation processes on the interannual variation of the sea ice extent in the seasonal ice zonesPrincipal Investigator

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Development of radiative transfer model of atmosphere-snow/sea ice system and upgrading of the sea-ice surafce albedo scheme in climate models

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Development of the parameterization of sea ice deformation processes based on the year-round comprehensive data in the Arctic OceanPrincipal Investigator

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Monitoring of ice thickness distribution and investigation of sea ice dynamics in the seasonal ice zone based on satellite and field measurementsPrincipal Investigator

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Wave-ice interaction and its relevance to the formation processes of floe size distribution in the marginal ice zonePrincipal Investigator

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Global mapping of ice thickness distribution in the seasonal ice zone and its application to the numerical sea ice modelPrincipal Investigator

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Global mapping and monitoring of sea ice production

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Buildup of a numerical sea ice model based on the real stateof the seasonal ice zonePrincipal Investigator

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Assessment of freshening of Antarctic Bottom Waters andchanges in fresh water cycle by stable oxygen isotope analysis

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海氷生成と融解に伴う大気への二酸化炭素放出・吸収に関する研究

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Some properties of granular ice and evaluation of its effect on atmospheric and oceanic environments.

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Modification of Air Mass over the Sea Ice in the Sea of Okhotsk

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[Book] Guideline of Ocean Observations Volume 7 (Chapter 5 "Sea ice")2018

Author(s)

Total Pages

TOYOTA Takenobu 豊田威信

Toyota Takenobu 豊田威信

[Book] 海洋観測ガイドライン　第七巻（第5章「海氷」）2018