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National Institute of Polar Research

Scholars54
Papers40
Citations0
Related Papers (40)
Publication Date
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Recent increase in N2O growth rate (2013–2023) mainly due to increase of nitrogen-fertiliser and manure use in the Northern Tropics and Southern Landmass
errGeoscience Letters
IF4.3
err2026-04-28
err0
errOAAI
errPrabir K. Patra; Yasunori Tohjima; Akihiko Ito; Naveen Chandra; Motoki Sasakawa; Xin Lan; Bradley D. Hall; Paul B. Krummel; Ray F. Weiss; Christina M. Harth; Shinya Takatsuji; Daisuke Goto; Kumiko Takata; Luke M. Western; Ronald G. Prinn
errShare
errSave
Climate and ocean circulation changes toward a modern snowball Earth
errClimate of the Past
IF3.2
err2026-04-20
err0
errOAAI
errTakashi Obase; Takanori Kodama; Takao Kawasaki; Sam Sherriff-Tadano; Daisuke Takasuka; Ayako Abe-Ouchi; Masakazu Fujii
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errSave
Compact all-sky auroral imager using multi band-pass filter and full-color sensor
errearth, planets and space
IF0
err2026-04-15
err0
errOAAI
errRyuho Kataoka; Yukino Sato; Donald Hampton; Martin Connors; Yoshimasa Tanaka
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errSave
Detection of pulsating aurora from GNSS total electron content
errearth, planets and space
IF0
err2026-04-15
err0
errOAAI
errJudit Pérez-Coll Jiménez; Nickolay Ivchenko; Tima Sergienko; Pierre J. Cilliers; Keisuke Hosokawa; Yasunobu Ogawa; Tero Raita
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Cracked on-axis and pristine off-axis crust formed during forearc evolution at a nascent subduction zone
errCommunications Earth & Environment
IF8.9
err2026-04-09
err0
errOAAI
errYuya Akamatsu; Masakazu Fujii; Yumiko Harigane; Tetsuya Sakuyama; Yuzuru Yamamoto; Nana Kamiya; Katsuyoshi Michibayashi
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errSave
A Bayesian Approach to F-Region Mesoscale Flow Estimation With EISCAT_3D
errEarth and Space Science
IF2.6
err2026-04-05
err0
errOAAI
errMizuki Fukizawa; Yasunobu Ogawa; Koji Nishimura; Genta Ueno; Takanori Nishiyama; Taishi Hashimoto; Takuo T. Tsuda
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errSave
Meteor observations in the Northern polar MLT region: A comprehensive long-term analysis
errAdvances in Space Research
IF2.8
err2026-04-01
err0
PREAI
errVaishali Portel; G.Kishore Kumar; Satonori Nozawa; M. Tsutsumi; M.G. Johnsen; Njål Gulbrandsen
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First attempt of Doppler velocity measurement for molecular nitrogen ion through auroral 427.8-nm emission by a Fabry–Perot interferometer in Norway
errearth, planets and space
IF0
err2026-03-27
err0
errOAAI
errTaiki Kikuchi; Kazuo Shiokawa; Shin-ichiro Oyama; Yasunobu Ogawa; Junichi Kurihara
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errSave
Crustal recycling and magmatic evolution traced by zircon OHf isotopes in western Iran, Golpayegan-Shahrekord meta-granites
errGeochemistry
IF2.9
err2026-03-12
err0
PREAI
errArezoo Moradi; Hossein Azizi; Yoshihiro Asahara; Masayo Minami; Kenji Horie; Mami Takehara; Yoshiaki Kon; Ryo Anma
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errSave
Effects of the ocean environment off the northeast coast of Japan on the outbreak of dinoflagellates Alexandrium spp. containing paralytic shellfish poison
errMarine Environmental Research
IF3.2
err2026-03-04
err0
PREAI
errRinako Nakano; Toru Hirawake; Yutaka Okumura; Yoshio Masuda; Toru Tanabe; Hiroto Abe
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errSave
Evidence for Missing Geomagnetic Reversals From Geomagnetic Reversal Frequency Model Using Adaptive Kernel Density Estimation
errGeophysical Research Letters
IF4.6
err2026-02-23
err0
errOAAI
errYutaka Yoshimura; Masakazu Fujii; Hideitsu Hino; Shotaro Akaho; Satoshi Kuriki; Osamu Ishizuka; Toshitsugu Yamazaki; Hyeon-Seon Ahn; Tesfaye Kidane; Yuhji Yamamoto; Yo-ichiro Otofuji
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errSave
Tidewater glacier fronts are an important foraging ground for an Arctic marine predator
errCommunications Earth & Environment
IF8.9
err2026-02-18
err0
errOAAI
errMonica Ogawa; Teunis Jansen; Aqqalu Rosing-Asvid; Sascha Schiøtt; Caroline Bouchard; Evgeny A. Podolskiy; Søren L. Post; Yuta Sakuragi; Mayuko Otsuki; Shin Sugiyama; Yoko Mitani
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errSave
Contribution of bioaerosols from terrestrial ecosystems to ice-nucleating particles over the Arctic Ocean
errnpj Climate and Atmospheric Science
IF8.4
err2026-02-16
err0
errOAAI
errTakeshi Kinase; Fumikazu Taketani; Yutaka Tobo; Masayuki Takigawa; Kouji Adachi; Takuma Miyakawa; Chunmao Zhu; Yugo Kanaya
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errSave
Depth variations in multi-stage hydrogen generation associated with serpentinization in the lower crust and mantle sections of the Oman Ophiolite
errGeochimica et Cosmochimica Acta
IF5
err2026-02-12
err0
PREAI
errKazuki Yoshida; Atsushi Okamoto; Ryosuke Oyanagi; Masakazu Fujii; Kenta K. Yoshida; Yasuhiro Niwa; Yasuo Takeichi; Masao Kimura
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errSave
Characteristics of Natural Remanence Records in Fine-Grained Particles Returned From Asteroid Ryugu
errjournal of geophysical research: planets
IF0
err2026-02-10
err0
errOAAI
errMasahiko Sato; Yuki Kimura; Tadahiro Hatakeyama; Tomoki Nakamura; Satoshi Okuzumi; Sei-ichiro Watanabe; Seiji Sugita; Satoshi Tanaka; Shogo Tachibana; Hisayoshi Yurimoto; Takaaki Noguchi; Ryuji Okazaki; Hikaru Yabuta; Hiroshi Naraoka; Kanako Sakamoto; Toru Yada; Masahiro Nishimura; Aiko Nakato; Akiko Miyazaki; Kasumi Yogata; Masanao Abe; Tatsuaki Okada; Tomohiro Usui; Makoto Yoshikawa; Takanao Saiki; Fuyuto Terui; Satoru Nakazawa; Yuichi Tsuda
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errSave
Machine learning for estimating phytoplankton size structure from satellite ocean color imagery in optically complex Pacific Arctic waters
errBiogeosciences
IF3.9
err2026-02-05
err0
errOAAI
errHisatomo Waga; Amane Fujiwara; Wesley J. Moses; Steven G. Ackleson; Daniel Koestner; Maria Tzortziou; Kyle Turner; Alana Menendez; Toru Hirawake; Koji Suzuki; Sei-Ichi Saitoh
errShare
errSave
Kinetic fractionation of noble gases in the stratosphere over Japan
errAtmospheric Chemistry and Physics
IF5.1
err2026-01-30
err0
errOAAI
errSatoshi Sugawara; Ikumi Oyabu; Kenji Kawamura; Shigeyuki Ishidoya; Shinji Morimoto; Shuji Aoki; Takakiyo Nakazawa; Sakae Toyoda; Hideyuki Honda
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errSave
Elephant seals in poorer body condition trade sleep for foraging
errCurrent Biology
IF7.5
err2025-12-15
err0
PREAI
errTaiki Adachi; Patrick W. Robinson; Sarah H. Peterson; A. Marm Kilpatrick; Jessica M. Kendall-Bar; Akinori Takahashi; Yasuhiko Naito; Daniel P. Costa; Roxanne S. Beltran
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errSave
Prediction of thermospheric CO2 emission using Machine Learning Technique
errAdvances in Space Research
IF2.8
err2025-11-19
err0
PREAI
errTikemani Bag; Yasunobu Ogawa; V. Sivakumar; Swati Garg
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Author Correction: Antarctic ice-shelf collapse in Holocene driven by meltwater release feedbacks
errNature Geoscience
IF16.1
err2025-11-18
err0
errOAAI
errYusuke Suganuma; Takuya Itaki; Yuki Haneda; Kazuya Kusahara; Takashi Obase; Takeshige Ishiwa; Takayuki Omori; Minoru Ikehara; Robert McKay; Osamu Seki; Daisuke Hirano; Masakazu Fujii; Yuji Kato; Atsuko Amano; Yuki Tokuda; Hokuto Iwatani; Yoshiaki Suzuki; Motohiro Hirabayashi; Hiroyuki Matsuzaki; Takeyasu Yamagata; Masao Iwai; Kota Katsuki; Francisco J. Jimenez-Espejo; Hiroki Matsui; Koji Seike; Moto Kawamata; Naohisa Nishida; Masato Ito; Shin Sugiyama; Jun’ichi Okuno; Takanobu Sawagaki; Ayako Abe-Ouchi; Shigeru Aoki; Hideki Miura
errShare
errSave