Papers - TSUNOGAI Urumu
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Archaeal lipid biomarkers in near-surface sediments at a giant colony of the bivalve Calyptogena: Molecular records of a massive methane release event associated with methane hydrate dissociation Reviewed International journal
Susumu Sakata, Urumu Tsunogai, Masahiro Oba, Tomomi Ujiie, Manabu Tanahashi
Organic Geochemistry Vol. 188 page: 104739 - 104739 2024.2
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Stable isotopic evidence for the excess leaching of unprocessed atmospheric nitrate from forested catchments under high nitrogen saturation Reviewed International journal
Ding W., Tsunogai U., Nakagawa F., Sambuichi T., Chiwa M., Kasahara T., Shinozuka K.
Biogeosciences Vol. 20 ( 3 ) page: 753 - 766 2023.2
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First Measurements on Triple Oxygen Isotopes of Dissolved Inorganic Phosphate in the Hydrosphere. Reviewed International journal
Sambuichi T, Tsunogai U, Ito M, Nakagawa F
Environmental science & technology Vol. 57 ( 8 ) page: 3415 - 3424 2023.2
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Tracing the sources of excess methane in Ise and Mikawa bays using dual stable isotopes as tracers Reviewed
Hui Lan, Urumu Tsunogai, Fumiko Nakagawa, Masanori Ito, Ryo Shingubara, Yuko Miyoshi, Shuichi Hara
GEOCHEMICAL JOURNAL Vol. 57 ( 2 ) page: 59 - 72 2023
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Geochemical distribution of helium, hydrogen, carbon dioxide, and methane in Sakhalin Island mud volcanoes, hot springs, and cold seeps Reviewed International coauthorship International journal
Syrbu N.S., Snyder G.T., Shakirov R.B., Kholmogorov A.O., Zharkov R.V., Tsunogai U.
Journal of Volcanology and Geothermal Research Vol. 431 2022.11
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Volatile-Rich Hydrothermal Plumes Over the Southern Central Indian Ridge, 24°49’S: Evidence for a New Hydrothermal Field Hosted by Ultramafic Rocks Reviewed International coauthorship International journal
Surya Prakash L., John Kurian P., Resing J.A., Tsunogai U., Srinivas Rao A., Sen K., Lupton J.E., Baumberger T., Prajith A., Roy P.
Geochemistry, Geophysics, Geosystems Vol. 23 ( 10 ) 2022.10
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Tracing the source of nitrate in a forested stream showing elevated concentrations during storm events Reviewed International journal
Weitian Ding, Urumu Tsunogai, Fumiko Nakagawa, Takashi Sambuichi, Hiroyuki Sase, Masayuki Morohashi, Hiroki Yotsuyanagi
BIOGEOSCIENCES Vol. 19 ( 13 ) page: 3247 - 3261 2022.7
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Sampling Volcanic Plume Using a Drone-Borne SelPS for Remotely Determined Stable Isotopic Compositions of Fumarolic Carbon Dioxide Invited Reviewed International journal
Urumu Tsunogai, Ryo Shingubara, Yuhei Morishita, Masanori Ito, Fumiko Nakagawa, Shin Yoshikawa, Mitsuru Utsugi, Akihiko Yokoo
Frontiers in Earth Science Vol. 10 2022.3
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Nitrogen saturation of forested catchments in central Japan - Progress or recovery? Reviewed International journal
Hiroyuki Sase, Masamichi Takahashi, Kazuhide Matsuda, Naoyuki Yamashita, Urumu Tsunogai, Fumiko Nakagawa, Masayuki Morohashi, Hiroki Yotsuyanagi, Tsuyoshi Ohizumi, Keiichi Sato, Junichi Kurokawa, Makoto Nakata
Soil Science and Plant Nutrition Vol. 68 ( 1 ) page: 5 - 14 2022.1
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High-precision Δ′<sup>17</sup>O measurements of geothermal H<sub>2</sub>O and MORB on the VSMOW-SLAP scale: evidence for active oxygen exchange between the lithosphere and hydrosphere Reviewed International journal
Takashi Sambuichi, Urumu Tsunogai, Kazushige Kura, Fumiko Nakagawa, Takeshi Ohba
GEOCHEMICAL JOURNAL Vol. 55 ( 6 ) page: e25 - e33 2021.11
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Determination of the triple oxygen isotopic composition of tropospheric ozone in terminal positions using a multistep nitrite‐coated filter‐pack system Reviewed International journal
Hao Xu, Urumu Tsunogai, Fumiko Nakagawa, Yijun Li, Masanori Ito, Keiichi Sato, Hiroshi Tanimoto
Rapid Communications in Mass Spectrometry Vol. 35 ( 15 ) page: e9124 2021.8
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Development of a drone-borne volcanic plume sampler Invited Reviewed International journal
Ryo Shingubara, Urumu Tsunogai, Masanori Ito, Fumiko Nakagawa, Shin Yoshikawa, Mitsuru Utsugi, Akihiko Yokoo
Journal of Volcanology and Geothermal Research Vol. 412 page: 107197 - 107197 2021.4
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Vertical Changes in the Flux of Atmospheric Nitrate From a Forest Canopy to the Surface Soil Based on Δ<sup>17</sup>O Values Reviewed International journal
Takahiro Inoue, Fumiko Nakagawa, Hideaki Shibata, Urumu Tsunogai
Journal of Geophysical Research: Biogeosciences Vol. 126 ( 4 ) 2021.4
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Behavior of magmatic components in fumarolic gases related to the 2018 phreatic eruption at Ebinokogen Ioyama volcano, Kirishima Volcanic Group, Kyushu, Japan Reviewed International journal
Takeshi Ohba, Muga Yaguchi, Urumu Tsunogai, Masanori Ito, Ryo Shingubara
Earth, Planets and Space Vol. 73 ( 1 ) 2021.3
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Geological features for the formation of gas-geochemical fields, including helium and hydrogen, in the water and sediments at the Vietnamese part of the South-China Sea Reviewed International coauthorship International journal
Syrbu N.S., Cuong D.H., Iakimov T.S., Kholmogorov A.O., Telegin Y.A., Tsunogai U.
Georesursy Vol. 23 ( 3 ) page: 132 - 142 2021
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Variation of volcanic gas composition at a poorly accessible volcano: Sakurajima, Japan Reviewed International journal
H. Shinohara, R. Kazahaya, T. Ohminato, T. Kaneko, U. Tsunogai, M. Morita
Journal of Volcanology and Geothermal Research Vol. 407 page: 107098 - 107098 2020.12
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Dual stable isotope characterization of excess methane in oxic waters of a mesotrophic lake Reviewed International journal
Tsunogai Urumu, Miyoshi Yuko, Matsushita Toshiyuki, Komatsu Daisuke D., Ito Masanori, Sukigara Chiho, Nakagawa Fumiko, Maruo Masahiro
LIMNOLOGY AND OCEANOGRAPHY Vol. 65 ( 12 ) page: 2937 - 2952 2020.7
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Gas-geochemical studies of gas fields and increased metal concentrations in the East Siberian Sea Reviewed International coauthorship International journal
Shakirov R. B., A. V. Sorochinskaja, N. S. Syrbu, Urumu Tsunogai, Tran Hoang Yen
VIETNAM JOURNAL OF EARTH SCIENCES Vol. 42 ( 4 ) page: 395 - 410 2020
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Development of a drone-borne volcanic plume sampler
Tsunogai Urumu, Shingubara Ryo, Ito Masanori, Nakagawa Fumiko, Yoshikawa Shin, Utsugi Mitsuru, Yokoo Akihiko
Abstracts of Annual Meeting of the Geochemical Society of Japan Vol. 67 page: 132 2020
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Influence of warm-core eddy on dissolved methane distributions in the southwestern Canada basin during late summer/early fall 2015 Reviewed International journal
Oanh Thi Ngoc Bui, Kameyama Sohiko, Kawaguchi Yusuke, Nishino Shigeto, Tsunogai Urumu, Yoshikawa-Inoue Hisayuki
POLAR SCIENCE Vol. 22 2019.12