@article{CTT100874992, author = {Kushi Kudo and Sakae Toyoda and Keita Yamada and Naohiro Yoshida and Daisuke Sasano and Naohiro Kosugi and Akihiko Murata and Hiroshi Uchida and Shigeto Nishino}, title = {Source analysis of dissolved methane in Chukchi Sea and Bering Strait during summer-autumn of 2012 and 2013}, journal = {Marine Chemistry}, year = 2022, } @article{CTT100877151, author = {Motoo Ito and keita Yamada}, title = {Assessing the debris generated by the small carry-on impactor operated from the Hayabusa2 mission}, journal = {}, year = 2021, } @article{CTT100848002, author = {Gilbert, A. and Sherwood Lollar, B. and Musat, F. and Giunta, T. and Chen, S. and Kajimoto, Y. and Yamada, K. and Yoshida, N. and Ueno, Y.}, title = {Intramolecular isotopic evidence for bacterial oxidation of propane in subsurface natural gas reservoirs.}, journal = {Proceedings of the National Academy of Sciences of the United States of America}, year = 2019, } @article{CTT100818721, author = {Naizhong Zhang and Mang Lin and keita Yamada and Akihiro Kano and Qi Liu and Naohiro Yoshida and Ryo Matsumoto}, title = {The effect of H2O2 treatment on stable isotope analysis (δ13C, δ18O and Δ47) of various carbonate minerals}, journal = {Chemical geology}, year = 2019, } @article{CTT100785592, author = {Mayuko Nakagawa and Keita Yamada and Sakae Toyoda and Kazuyuki Kita and Yasuhito Igarashi and Shingo Komatsu and Kentaro Yamada and Naohiro Yoshida}, title = {Characterization of hydrocarbons in aerosols and investigation of biogenic sources as a carrier of radiocesium isotopes}, journal = {GEOCHEMICAL JOURNAL}, year = 2018, } @article{CTT100766898, author = {Takeshi Kinase and Kazuyuki Kita and Yasuhito Igarashi and Kouji Adachi and Kazuhiko Ninomiya and Atsushi Shinohara and Hiroshi Okochi and Hiroko Ogata and Masahide Ishizuka and Sakae Toyoda and keita Yamada and Naohiro Yoshida and Yuji Zaizen and Masao Mikami and Hiroyuki Demizu and Yuichi Onda}, title = {The seasonal variations of atmospheric 134,137Cs activity and possible host particles for their resuspension in the contaminated areas of Tsushima and Yamakiya, Fukushima, Japan}, journal = {Progress in Earth and Planetary Science}, year = 2018, } @article{CTT100813507, author = {Brian Fry and James F. Carter and Keita Yamada and Naohiro Yoshida and Dieter Juchelka}, title = {Position‐specific 13C/12C analysis of amino acid carboxyl groups – automated flow‐injection analysis based on reaction with ninhydrin.}, journal = {Rapid Commun. Mass Spectrom.}, year = 2018, } @article{CTT100766897, author = {Kushi Kudo and keita Yamada and Sakae Toyoda and Naohiro Yoshida and Daisuke Sasano and Naohiro Kosugi and Masao Ishii and Hisayuki Yoshikawa and Akihiko Murata and Hiroshi Uchida and Shigeto Nishino}, title = {Spatial distribution of dissolved methane and its source in the western Arctic Ocean}, journal = {Journal of Oceanography}, year = 2018, } @article{CTT100813262, author = {M. Julien and A. Gilbert and K. Yamada and R. J. Robins and P. Höhener and N. Yoshida and G. S. Remaud.}, title = {Expanded uncertainty associated with determination of isotope enrichment factors: Comparison of two-point calculation and Rayleigh-plot}, journal = {}, year = 2018, } @article{CTT100664309, author = {Suda K. and Ueno Y. and Yoshizaki M. and Hitomi Nakamura and Eri Nishiyama and Yoshino K. and Hongoh Y. and Kawachi K. and Omori S. and keita Yamada and Yoshida N. and Maruyama S.}, title = {Origin of methane in serpentinite-hosted hydrothermal system: the CH4-H2-H2O hydrogen isotope systematics of the Happo hot spring.}, journal = {Earth and Planetary Science Letters}, year = 2014, } @article{CTT100676344, author = {山田桂太 and Alexis Gilbert and 吉田尚弘}, title = {有機分子の分子内安定炭素同位体分布計測法の展開}, journal = {分析化学}, year = 2014, } @article{CTT100656993, author = {Naohiro Yoshida and Osamu Abe and Mikhail Vasilev and Keita Yamada and Prosenjit Ghosh and Maki Morimoto}, title = {Precision and long-term stability of clumped isotope analysis of CO2 by a small sector isotope ratio mass spectrometer}, journal = {Rapid communications in mass spectrometry}, year = 2013, } @article{CTT100656979, author = {Antra Priyadarshi and Jason Hill-Falkenthal and Mark Thiemens and Naohiro Yoshida and Sakae Toyoda and Keita Yamada and Arata Mukotaka and Ayako Fujii and Mitsuo Uematsu and Shiro Hatakeyama and Izumi Noguchi and Yukihiro Nojiri and Hiroshi Tanimoto}, title = {Detection of radioactive 35S at Fukushima and other Japanese sites}, journal = {Journal of Geophjsical Research: Atmospheres}, year = 2013, } @article{CTT100668297, author = {Alexis Gilbert and Keita Yamada}, title = {Exploration of intramolecular C-13 isotope distribution in long chain n-alkanes (C-11-C-31) using isotopic C-13 NMR}, journal = {Organic Geochemistry}, year = 2013, } @article{CTT100668286, author = {Alexis Gilbert and Ryota Hattori and Virginie Silvestre and Nariaki Wasano and Serge Akoka and Satoshi Hirano and Keita Yamada and Naohiro Yoshida and Gérald S. Remaud}, title = {Comparison of IRMS and NMR spectrometry for the determination of intramolecular 13C isotope composition: Application to ethanol}, journal = {Talanta}, year = 2012, } @article{CTT100644454, author = {Chen Wu and Keita Yamada and Osamu Sumikawa and Akiko Matsunaga and Alexis Gilbert and Naohiro Yoshida}, title = {Development of a methodology using gas chromatography-combustion-isotope ratio mass spectrometry for the determination of the carbon isotope ratio of caffeine extracted from tea leaves (Camellia sinensis)}, journal = {Rapid Communications in Mass Spectrometry}, year = 2012, } @article{CTT100644460, author = {Kazumi Yoshiya and M.D. Manabu Nishizawa and Yusuke Sawaki and Yuichiro Ueno and Tsuyoshi Komiya and Keita Yamada and Naohiro Yoshida and Takafumi Hirata and Hideki Wad and Shigenori Maruyama}, title = {In-situ iron isotope analyses of pyrite and organic carbon isotope ratios in the Fortescue Group: metabolic variations of a late Archean ecosystem}, journal = {Precambrian Research}, year = 2012, } @article{CTT100656977, author = {鈴木彌生子 and 力石嘉人 and 山田桂太 and 吉田尚弘}, title = {元素分析計-同位体比質量分析計による有機物試料の炭素・窒素・酸素安定同位体比分析の試験所間比較}, journal = {BUNSEKI KAGAKU}, year = 2012, } @article{CTT100633712, author = {Sakae Toyoda and Midori Yano and S. Nishimura and H. Akiyama and A. Hayakawa and Keisuke Koba and S. Sudo and K. Yagi and Akiko Makabe and Yoshifumi Tobari and N. O. Ogawa and Nao Ohkouch and Keita Yamada and Naohiro Yoshida}, title = {Characterization and production and consumption processes of N2O emitted from temperate agricultural aoils determined via isotopomer ratio analysis}, journal = {Global Biogeochem. Cycles}, year = 2011, } @article{CTT100618920, author = {Sakae Toyoda and Yuuri Suzuki and Shohei Hattori and Keita Yamada and Ayako Fujii and Naohiro Yoshida and Rinako Uno and Kouki Murayama and Hiroshi Shiomi}, title = {Isotopomer Analysis of Production and Consumption Mechanisms of N2O and CH4 in an Advanced Wastewater Treatment System}, journal = {Environ. Sci. Technol.}, year = 2010, } @article{CTT100607634, author = {Ryota Hattori and Keita Yamada and Hiroki Shibata and Satoshi Hirano and Osamu Tajima and Naohiro Yoshida}, title = {Measurement of the Isotope Ratio of Acetic Acid in Vinegar by HS-SPME-GC-TC/C-IRMS}, journal = {J. Agric. Food Chem,}, year = 2010, } @article{CTT100611820, author = {Keita Yamada and Ryota Hattori and Yuji Ito and Hiroyuki Shibata and Naohiro Yoshida}, title = {Determination of carbon isotope ratios of methanol and acetaldehyde in air samples by gas chromatography-isotope ratio mass spectrometry combined with headspace solid-phase microextraction}, journal = {Isotopes in Environmental and Health Studies}, year = 2010, } @article{CTT100592099, author = {Hiroyuki Kimura and Kousuke Mori and Hiroaki Nashimoto and Shohei Hattori and Keita Yamada and Keisuke Koba and Naohiro Yoshida and Kenji Kato}, title = {Biomass production and energy source of thermophiles in a Japanese alkaline geothermal pool}, journal = {Environmental Microbiology}, year = 2010, } @article{CTT100592098, author = {Keita Yamada and Ryota Hattori and Yuji Ito and Hiroki Shibata and Naohiro Yoshida}, title = {Carbon isotopic signatures of methanol and acetaldehyde emitted from biomass burning source}, journal = {Geophys. Res. Lett.}, year = 2009, } @article{CTT100573767, author = {Ryota Hattori and Keita Yamada and Naohiro Yoshida}, title = {An improved method for measurement of isotope ratio of ethanol in various samples, including alcoholic and non-alcoholic beverages}, journal = {Rapid Communications in Mass Spectrometry}, year = 2008, } @article{CTT100554091, author = {Keita Yamada and Naohiro Yoshida and Giovanni Calderone and Claude Guillou}, title = {Determination of hydrogen, carbon and oxygen isotope ratios of ethanol in water at millimole levels.}, journal = {Rapid communications in Mass Spectrometry}, year = 2007, } @article{CTT100544637, author = {K. Tsuji and S. Fujikawa and K. Yamada and N. Yoshida and K. Yamamoto and T. Kikugawa}, title = {Precise Measurement of the 13CH4/12CH4 Ratio of Diluted Methane Using a Near-Infrared Laser Absorption Spectrometer}, journal = {Sensors and Actuators B: Chemical}, year = 2006, } @article{CTT100405314, author = {Keiko Ishida-Fujii and Shingo Goto and Ryu Uemura and Keita Yamada and Michikatsu Sato and Naohiro Yoshida}, title = {Botanical and Geographical Origin Identification of Industrial Ethanol by Stable Isotope Analyses of C, H, and O}, journal = {Biosci. Biotechnol. Biochem}, year = 2005, } @article{CTT100405309, author = {Keita Yamada and Naohiro Yoshida and Fumiko Nakagawa and Gen Inoue}, title = {Source evaluation of atmospheric methane over western Siberia using double stable isotopic signatures}, journal = {Organic Geochemistry}, year = 2005, } @article{CTT100405311, author = {Fumiko Nakagawa and Urumu Tsunogai and Daisuke D. Komatsu and Keita Yamada and Naohiro Yoshida and Jun Moriizumi and Koichiro Nagamine and Takao Iida and Yukimasa Ikebe}, title = {Automobile exhaust as a source of 13C- and D-enriched atmospheric methane in urban areas}, journal = {Organic Geochemistry}, year = 2005, } @article{CTT100490608, author = {keita Yamada}, title = {An improvd method for measurement of the hydrogen isotope ratio of atmospheric methane and its application to a Japanese urban atmosphere}, journal = {Atmospheric Environment}, year = 2003, } @article{CTT100477878, author = {Keita Yamada and Misato Tanaka and Fumiko Nakagawa and Naohiro Yoshida}, title = {On-line measurement of intramolecular carbon isotope distribution of acetic acid by continuous-flow isotope ratio mass spectrometry}, journal = {Rapid Communications in Mass Spectrometry}, year = 2002, } @article{CTT100721200, author = {Yamada, K. and Tanaka, M. and Nakagawa, F. and Yoshida, N.}, title = {On-line measurement of intramolecular carbon isotope distribution of acetic acid by continuous-flow isotope ratio mass spectrometry}, journal = {Rapid Communications in Mass Spectrometry}, year = 2002, } @article{CTT100461414, author = {keita Yamada}, title = {Sources of 24-ethylcholest-5-en-3b-ol in Japan Sea sediments over the past 30,000 years inferred from its carbon isotopic composition}, journal = {Organic Geochemistry}, year = 2001, } @article{CTT100480203, author = {Keita Yamada and Yoko Ozaki and Fumiko Nakagawa and Naohiro Yoshida and Haruo Tsuruta and Shigeto Sudo and Claude Guillou and Giovanni Bidoglio}, title = {Measurements of the D/H ratios of CH4 by GC/TC/IRMS.}, journal = {1st International Symposium on Isotopomers, Proceedings}, year = 2001, } @article{CTT100461416, author = {keita Yamada}, title = {Measurements of the D/H ratio of CH4 by GC/TC/IRMS}, journal = {1st International Symposium on Isotopomers, Extended Abstracts}, year = 2001, } @article{CTT100461415, author = {H. Naraoka and K. Yamada and R. Ishiwatari}, title = {Recent sedimentary hopanoids in the northwestern Pacific alongside the Japanese Islands-their concentrations and carbon isotopic compositions}, journal = {Organic Geochemistry}, year = 2000, } @article{CTT100441421, author = {K. Yamada and R. Ishiwatari}, title = {Carbon isotopic compositions of long-chain n-alkanes in the Japan Sea sediments: Implications for paleoenvironmental changes over the past 85 kyr.}, journal = {Organic Geochemistry}, year = 1999, } @article{CTT100446446, author = {Yamada, K.}, title = {Geochemical study of stable carbon isotopic compositions of individual hydrocarbons.}, journal = {Researches in Organic Geochemistry}, year = 1999, } @article{CTT100441423, author = {Ishiwatari, R. and Yamada, K. and Matsumoto, K. and Houtatsu, M. and Naraoka, H.}, title = {Organic molecular and carbon isotopic records of the Japan Sea over the past 30kyr.}, journal = {Paleoceanography}, year = 1999, } @article{CTT100441422, author = {Yamada, K. and Ishiwatari, R. and Matsumoto, K. and Naraoka, H.}, title = {d13C records of diploptene in the Japan Sea sediments over the past 25 kyr.}, journal = {Geochemical Journal}, year = 1997, } @article{CTT100446443, author = {Ishiwatari, R. and Hirakawa, Y. and Uzaki, M. and Yamada, K. and Yada, T.}, title = {Organic geochemistry of the Japan Sea sediments-1. Bulk organic matter and hydrocarbon analyses of core KH-79-3, C-3 from the Oki ridge for paleoenvironment assessments.}, journal = {Journal of Oceanography}, year = 1994, } @article{CTT100446442, author = {Ishiwatari, R. and Uzaki, M. and Yamada, K.}, title = {Carbon isotope composition of individual n-alkanes in recent sediments.}, journal = {Organic Geochemistry}, year = 1994, } @article{CTT100446444, author = {山田桂太 and 鵜崎実 and 今亮人 and 奈良岡浩 and 石渡良志}, title = {原油中個別長鎖n-アルカンの安定炭素同位体分析のためのモレキュラーシーブ分離法の検討}, journal = {質量分析}, year = 1994, } @article{CTT100446445, author = {Naraoka, H. and Yamada, K. and Ishiwatari, R.}, title = {Stable carbon isotope measurement of individual fatty acids using gas chromatography/isotope ratio monitoring mass spectrometry.}, journal = {Journal of Mass Spectrometry Society of Japan}, year = 1994, } @article{CTT100446441, author = {Uzaki, M. and Yamada, K. and Ishiwatari, R.}, title = {Carbon isotope evidence for oil-pollution in long chain normal alkanes in Tokyo Bay sediments.}, journal = {Geochemical Journal}, year = 1993, } @article{CTT100446440, author = {Ishiwatari, R. and Uzaki, M. and Yamada, K. and Ogura, K.}, title = {Organic matter records of environmental changes in Lake Baikal Sediments 1: Carbon isotopes, organic carbon and nitrogen.}, journal = {International Project on Paleolimnology and Late Cenozoic Climate Newsletter}, year = 1992, } @inproceedings{CTT100875197, author = {杉本颯馬 and 豊田栄 and 山田桂太}, title = {大気中微量水素の安定同位体比測定法開発}, booktitle = {}, year = 2021, } @inproceedings{CTT100877148, author = {工藤久志 and 谷 篤史 and 山田桂太 and 吉田尚弘}, title = {氷衛星条件を想定したガスハイドレートの生成に伴うメタンガスの安定炭素・水素同位体分別}, booktitle = {}, year = 2021, } @inproceedings{CTT100878532, author = {山田桂太 and 田中利明 and 中川麻悠子}, title = {アイソトポミクス健康診断法の開発}, booktitle = {}, year = 2021, } @inproceedings{CTT100856916, author = {山田桂太 and 田中利明 and 中川麻悠子}, title = {アイソトポミクス健康診断法の開発}, booktitle = {}, year = 2021, } @inproceedings{CTT100856909, author = {山田桂太 and 田中利明 and 中川麻悠子}, title = {アイソトポミクス健康診断法の開発-がん細胞代謝物の解析-}, booktitle = {}, year = 2021, } @inproceedings{CTT100835674, author = {石川真帆 and 下坂琢哉 and 豊田栄 and 山田桂太 and 中川麻悠子 and Zhang Naizhong and 吉田尚弘}, title = {SIトレーサブルな安定炭素同位体比標準ガスの開発}, booktitle = {}, year = 2020, } @inproceedings{CTT100836012, author = {工藤久志 and 豊田栄 and 山田桂太 and 吉田尚弘 and 小杉如央 and 吉川久幸 and 村田昌彦 and 西野茂人}, title = {「みらい」2013年秋季北極航海(MR13-06航海)の 定点観測点における溶存メタンの時間変動}, booktitle = {}, year = 2019, } @inproceedings{CTT100813253, author = {D. G. Diomande and E. Martineau and A. Gilbert and P. Nun and A. Murata and K.Yamada and N. Watanabe and I. Tea and R. J. Robins and N. Yoshida and G. S. Remaud}, title = {Position-specific isotope analysis of biomolecules by isotopic 13C Nuclear Magnetic Resonance}, booktitle = {}, year = 2019, } @inproceedings{CTT100813328, author = {ada, Y. and Bowers, G. and Enoto, T. and Kamogawa, M. and Nakamura, Y. and Morimoto, T. and Smith, D. M. and Furuta, Y. and Nakazawa, K. and Yuasa, T. and Matsuki, A. and Kubo, M. and Tamagawa, T. and Makishima, K. and Tsuchiya, H. and Naohiro Yoshida}, title = {Lightning-triggered termination of a gamma-ray glow in a Japanese winter thunderstorm}, booktitle = {}, year = 2018, } @inproceedings{CTT100811785, author = {Mayuko Nakagawa and Donato Giovannelli and Costantino Vetriani and Masafumi Kameya and Alexis Gilbert and Keita Yamada and Naohiro Yoshida}, title = {Carbon and Hydrogen stable isotopic signatures of fatty acids produced by reductive tricarboxylic acid cycle}, booktitle = {}, year = 2018, } @inproceedings{CTT100813511, author = {三沢亮太 and 山田桂太 and 吉田尚弘}, title = {イソバリンの部位別炭素安定同位体比測定法の確立}, booktitle = {}, year = 2018, } @inproceedings{CTT100813510, author = {白瀧滉司 and 宮澤謙太 and 山田桂太 and 吉田尚弘}, title = {グリシンの部位別炭素安定同位体比測定法の確立}, booktitle = {}, year = 2018, } @inproceedings{CTT100813508, author = {神藤拓実 and 中川麻悠子 and 山田桂太 and 吉田尚弘}, title = {大気中の含酸素揮発性有機化合物の濃縮と分子内部位別炭素同位体比分析手法の開発}, booktitle = {}, year = 2018, } @inproceedings{CTT100813505, author = {徐 佳欣 and Sakae Toyoda and keita Yamada and NAOHIRO YOSHIDA}, title = {Development of on-line analytical method for hydrogen stable isotope ratio in H2 from anthropogenic sources}, booktitle = {}, year = 2018, } @inproceedings{CTT100811783, author = {奥村 優 and 中川麻悠子 and 丹 佑太 and 豊田 栄 and 山田桂太 and 吉田尚弘}, title = {酸素濃度の異なる微生物生態系における脂肪酸 δC 及び δH 解析}, booktitle = {}, year = 2018, } @inproceedings{CTT100775288, author = {Konomi Suda and Alexis Romain Gilbert and Hisahiro Ueda and Takuya Saitou and Tomohiko Sato and Na and keita Yamada and NAOHIRO YOSHIDA and Yuichiro Ueno and Akihiro Takahashi and Na and keita Yamada and NAOHIRO YOSHIDA and Yuichiro Ueno and 松井 洋平 and 中井 亮佑 and 玉木 秀幸 and 金子 雅紀 and Akihiro Takahashi and 森川 徳敏}, title = {Geochemical study for serpentinite-hosted hyperalkaline hot spring in Hakuba Happo, Japan}, booktitle = {}, year = 2018, } @inproceedings{CTT100779914, author = {N. Zhang and R. Matsumoto and keita Yamada and N. Yoshida}, title = {Near-Equilibrium Temperatures Derived from the Clumped Isotope Signatures of Methane Seep Carbonate: Japan Sea and the Northwest Pacific}, booktitle = {}, year = 2018, } @inproceedings{CTT100779908, author = {山田桂太 and Alexis Gilbert and 藤原期 and 佐山大樹 and 赤坂麻衣 and 吉田尚弘}, title = {オンライン熱分解同位体比質量分析法による含酸素揮発性有機化合物の部位別同位体分析}, booktitle = {}, year = 2017, } @inproceedings{CTT100779897, author = {工藤久志 and 豊田栄 and 山田桂太 and 吉田尚弘 and 小杉如央 and 笹野大輔 and 石井雅男 and 吉川久幸 and 村田昌彦 and 内田裕 and 西野茂人}, title = {2012 年と 2013 年の夏季の西部北極海における溶存メタンの起源解析}, booktitle = {}, year = 2017, } @inproceedings{CTT100778338, author = {大曽根達則 and 山田桂太 and 吉田尚弘}, title = {微小RNAにおける安定同位体計測}, booktitle = {}, year = 2017, } @inproceedings{CTT100748084, author = {Naohiro Yoshida and Gerald Remaud and Claude Guillou and Alexi Gilbert and Keita Yamada and Joachim Mohn}, title = {Preparation of standard materials for position specific isotope distributions}, booktitle = {}, year = 2017, } @inproceedings{CTT100779917, author = {西岡拓哉 and 北 和之 and 林菜穂 and 佐藤武尊 and 五十嵐 康人 and 足立 光司 and 財前祐二 and 豊田 栄 and 山田 桂太 and 吉田 尚弘 and 牧 輝弥 and 石塚 正秀 and 二宮 和彦 and 篠原 厚 and 大河内 博 and 阿部 善也 and 中井 泉 and 川島洋人 and 古川 純 and 羽田野裕子 and 恩田 裕一}, title = {夏季-秋季における放射性セシウム大気再飛散のメカニズム}, booktitle = {}, year = 2017, } @inproceedings{CTT100779932, author = {須田好 and Gilbert Alexis and 山田桂太 and 吉田尚弘 and 上野雄一郎}, title = {白馬八方の蛇紋岩温泉に由来する炭化水素の分子および分子内炭素安定同位体解析}, booktitle = {}, year = 2017, } @inproceedings{CTT100748081, author = {A. Gilbert and K. Yamada and M. Julien and N. Yoshida and G. Remaud and R. Robins}, title = {Recent insights into intramolecular 13C isotope composition of biomolecules}, booktitle = {}, year = 2016, } @inproceedings{CTT100748077, author = {A. Gilbert and K. Suda and K. Yamada and Y. Ueno and N. Yoshida}, title = {Position-specific isotope analysis by on-line pyrolysis coupled to IRMS}, booktitle = {}, year = 2016, } @inproceedings{CTT100748074, author = {N. Yoshida and G. Remaud and C. Guillou and A. Gilbert and K. Yamada}, title = {Development of standard materials for intramolecular distributions of C, H, O, N isotopes in small organic molecules.}, booktitle = {}, year = 2016, } @inproceedings{CTT100748066, author = {Naohiro Yoshida and Keita Yamada and Gilbert Alexis and Taiki Sayama and Mai Akasaka}, title = {Position-specific carbon isotope analysis of acetone by on-line pyrolysis IRMS}, booktitle = {}, year = 2016, } @inproceedings{CTT100748067, author = {Mayuko Nakagawa and Ken Kurokawa and Hiroshi Mori and Satoshi Hanada and Keita Yamada and Eri Nishiyama and Naohiro Yoshida}, title = {Quantification of microbial activities in microbial mats from metagenomic and isotopic analyses: a case study of Nakabusa hot spring, Japan}, booktitle = {}, year = 2016, } @inproceedings{CTT100748008, author = {Yamada.K and Gilbert.A and Ohishi.K and Akasaka.M and Mineta.Y and Tajima.H and Kawakami.N and Yoshimura.R and  Yoshida.N}, title = {Measurement of Stable Carbon Isotopic Composition of Breath and Urinary Acetone}, booktitle = {}, year = 2016, } @inproceedings{CTT100748012, author = {Kudo.K and Toyoda.S and Yamada.K and Yoshida.N and Sasano.D and Kosugi.N and Ishii.M and Yoshikawa.H and Murata.A and Uchida.H and Nishino.S}, title = {Spacial Distribution of Dissolved Methane in the Western Arctic Ocean}, booktitle = {}, year = 2016, } @inproceedings{CTT100748010, author = {Kita.K and Kinase.T and Igarashi.Y and Adachi.K and Yamada.K and Toyoda.S and Yoshida.N and Ninomiya K and Shinohara A and Okochi.H and Ishizuka.M and Maki.T and Abe.Y and Nakai.I and Furukawa.J and  Onda.Y}, title = {Re-suspension Processes of Radioactive Cs Emitted by the FNDPP Accident in Summer and Autumn – Possibility of Biosphere-Atmosphere Circulation of Radioactive Cs}, booktitle = {}, year = 2016, } @inproceedings{CTT100747993, author = {Gilbert.A and Suda.K and Yamada.K and Ueno.Y and  Yoshida.N}, title = {Intramolecular Carbon Isotope Signature of Thermogenic and Abiotic Hydrocarbons}, booktitle = {}, year = 2016, } @inproceedings{CTT100748013, author = {Zhang.N and Yamada.K and Yoshida.N}, title = {xStudy of Land Snail Shell and Body Fluid Oxygen Isotopic Compositions from Laboratory Culturing Experiment of Subspecies Acusta Despecta Sieboldiana}, booktitle = {}, year = 2016, } @inproceedings{CTT100723681, author = {山田 桂太 and 豊田 栄 and 吉田 尚弘}, title = {夏/秋季における大気中の放射性セシウムの再飛散過程~生物―大気循環の可能性}, booktitle = {}, year = 2016, } @inproceedings{CTT100747777, author = {M. Nakagawa and O. Yagi and Y. Tan and S. Toyoda and K. Yamada and N. Yoshida}, title = {Seasonal change of particulate organic carbon isotopic ratios and high production in anaerobic layer in the monomictic lake, waku-ike (Nagano Prefecture)}, booktitle = {}, year = 2016, } @inproceedings{CTT100723642, author = {吉田尚弘 and 豊田 栄 and 山田桂}, title = {福島第一原子力発電所事故により放出された放射性セシウムの大気再飛散と植生との関係}, booktitle = {}, year = 2015, } @inproceedings{CTT100723372, author = {長谷川 潤 and 中川 麻悠子 and 山田 桂太 and 吉田 尚弘}, title = {長野県、中房温泉バイオマット中生態系形成過程における脂肪酸炭素同位体比解析}, booktitle = {}, year = 2015, } @inproceedings{CTT100723323, author = {Sakae Toyoda and Keita Yamada and Naohiro Yoshida}, title = {Continuous measurements of xCO2 and xCH4 in the seawater and overlying air in the western Arctic Ocean}, booktitle = {}, year = 2015, } @inproceedings{CTT100722664, author = {山田 桂太 and 吉田 尚弘}, title = {有機分子の炭素安定同位体計測の最前線}, booktitle = {}, year = 2015, } @inproceedings{CTT100786190, author = {工藤久志 and 豊田栄 and 山田桂太 and 吉田尚弘 and 笹野大輔 and 小杉如央 and 石井雅男 and 吉川久幸 and 村田昌彦 and 内田裕 and 西野茂人}, title = {融氷期から結氷初期にかけての西部北極海における溶存メタンの水平・鉛直分布}, booktitle = {}, year = 2015, } @inproceedings{CTT100747188, author = {S. Toyoda and K. Kudo and F. Breider and K. Yamada and N. Yoshida and D. Sasano and N. Kosugi and M. Ishii and H. Yoshikawa-Inoue and S. Nishino and H. Uchida and A. Murata}, title = {Distributions of methane, nitrous oxide, and their isotopomers in the Arctic Ocean}, booktitle = {}, year = 2014, } @inproceedings{CTT100747436, author = {北和之 and 田中美佐子 and 木名瀬 健 and 山口隆亮 and 田村匠 and 木野日美子 and 出水宏幸 and 五十嵐康人 and 三上正男 and 足立光司 and 篠原厚 and 二宮和彦 and 大河内洋 and 石塚正秀 and 川島 洋人 and 中井泉 and 阿部善也 and 渡邊明 and 鶴田治雄 and 恩田裕一 and 吉田尚弘 and 豊田栄 and 山田 桂太}, title = {福島において観測された大気放射性セシウムの再飛散と季節変動}, booktitle = {}, year = 2014, } @inproceedings{CTT100747441, author = {Naohiro Yoshida and Tarin Nimmanwudipong and Alexis Gilbert and Keita Yamada}, title = {Online methods for the position specific analysis of 13C in some light organic compounds}, booktitle = {}, year = 2014, } @inproceedings{CTT100726636, author = {S. Toyoda and K. Yamada and N. Yoshida}, title = {Isotopomer ratios of N2O emitted from biomass burning}, booktitle = {}, year = 2014, } @inproceedings{CTT100726630, author = {T. Nimmanwudipong and K. Yamada and N. Yoshida}, title = {Development of an analytical method for the determination of the position specific 13C isotopic composition of organic acids}, booktitle = {}, year = 2014, } @inproceedings{CTT100786177, author = {N. Zhang and keita Yamada and N. Yoshida}, title = {Discrepancy of calibrated clumped isotope values(Δ47)generated from absolute reference frame shift}, booktitle = {}, year = 2014, } @inproceedings{CTT100747553, author = {N. Zhang and K. Yamada and N. Yoshida}, title = {Discrepancy of calibrated clumped isotope values(△47)generated from absolute reference frame shift}, booktitle = {}, year = 2014, } @inproceedings{CTT100747499, author = {K. Kudo and S. Toyoda and K. Yamada and N. Yoshida and D. Sasano and N. Kosugi and M. Ishii and H. Yoshikawa and A. Murata and H. Uchida and S. Nishino}, title = {Horizontal and vertical distribution of methane concentration and stable isotope ratio of methane dissolved in the Arctic Ocean of MR12-E03 cruise}, booktitle = {}, year = 2014, } @inproceedings{CTT100747450, author = {M. Akasaka and K. Yamada and A. Gilbert and S. Toyoda and N. Yoshida}, title = {Determination of intramolecular carbon isotope distribution of acetone by sealed tube pyrolysis}, booktitle = {}, year = 2014, } @inproceedings{CTT100747560, author = {Kazuyuki Kita and Misako Tanaka and Takeshi Kinase and HImiko Kino and Yasuhito Igarashi and Masao Mikami and Kouji Adachi and Hiroshi Okochi and Naohiro Yoshida and Sakae Toyoda and Keita Yamada and Hiroto Kawashima and Masahide Ishizuka and Izumi Nnakai and Yoshinari and Kazuhiko Ninomiya and Atsushi Shinohara and Yuichi Onda}, title = {Re-suspension of radioactive cesium in Fukushima}, booktitle = {}, year = 2014, } @inproceedings{CTT100747531, author = {K. Yamada and K. Ohishi and A. Gilbert and M. Akasaka and S. Toyoda and N. Yoshida and R. Yoshimura}, title = {Variations in carbon isotope ratio of acetone in urine}, booktitle = {}, year = 2014, } @inproceedings{CTT100724535, author = {吉田 尚弘 and 豊田 栄 and 山田 桂太}, title = {福島県浪江町で観測された大気放射能濃度と、エアロゾル組成との関係の推定}, booktitle = {}, year = 2014, } @inproceedings{CTT100724534, author = {吉田 尚弘 and 豊田 栄 and 山田 桂太}, title = {放射性セシウムの大気再飛散と気象条件の関係}, booktitle = {}, year = 2014, } @inproceedings{CTT100724531, author = {上野 雄一郎 and 山田桂太 and 吉田 尚弘}, title = {カンブリア紀前期における生物ポンプの強化:南中国三峡地域のエディアカラ系-下部カンブリア系の分子種別炭素同位体比測定}, booktitle = {}, year = 2014, } @inproceedings{CTT100724528, author = {吉田 尚弘 and 豊田 栄 and 山田 桂太}, title = {Multi-isotopic observation of N2O and CH4 in stations, including Hateruma}, booktitle = {}, year = 2014, } @inproceedings{CTT100724527, author = {Naizhong Zhang and Keita Yamada and Naohiro Yoshida}, title = {Factors controlling carbon isotopic composition of land snail shells estimated from lab culturing experiment}, booktitle = {}, year = 2014, } @inproceedings{CTT100786693, author = {武田浩平 and 山田桂太 and 吉田尚弘}, title = {日本の都市環境中大気エタノール濃度の計測}, booktitle = {}, year = 2013, } @inproceedings{CTT100786692, author = {小松慎吾 and 吉田尚弘 and 五十嵐康人 北和之 and 大河内博 and 緒方裕子 and 山田桂太 and 豊田栄 and 山之越理恵}, title = {福島県内における放射性エアロゾル中の炭化水素類の分析}, booktitle = {}, year = 2013, } @inproceedings{CTT100660811, author = {笹野大輔 and 石井雅男 and 小杉如央 and 豊田 栄 and 山田桂太 and 工藤久志 and 吉田尚弘 and 吉川久幸 and 三船尊久 and 川合美千代 and 村田昌彦 and 内田 裕 and 西野茂人 and 菊池 隆}, title = {北極海表面で観測された高濃度CH4およびCO2との関連性}, booktitle = {2013年日本地球化学会第60回年会講演要旨集}, year = 2013, } @inproceedings{CTT100660809, author = {Wu Chen and 山田桂太 and 角川 修 and 松永明子 and Tarin Nimmanwudipong and Alexis Gilbert and 吉田尚弘}, title = {茶葉中カフェインの安定同位体炭素と窒素の解析手法の開発}, booktitle = {2013年日本地球化学会第60回年会講演要旨集}, year = 2013, } @inproceedings{CTT100668301, author = {Alexis Gilbert and Keita Yamada}, title = {Accurate method for the determination of intramolecular C-13 isotope composition of ethanol from aqueous solutions}, booktitle = {Analytical Chemistry}, year = 2013, } @inproceedings{CTT100668289, author = {Alain Chaintreau and Wolfgang Fieber and Horst Sommer and Alexis Gilbert and Keita Yamada and Naohiro Yoshida and Alain Pagelot and Detlef Moskau and Aitor Moreno and Jürgen Schleucher and Fabiano Reniero and Margaret Holland and Claude Guillou and Virginie Silvestre and Serge Akoka and Gérald S. Remaud}, title = {Site-specific 13C content by quantitative isotopic 13C Nuclear Magnetic Resonance spectrometry: A pilot inter-laboratory study}, booktitle = {Analytica Chimica Acta}, year = 2013, } @inproceedings{CTT100644365, author = {Zhang Naizhong and Keita Yamada and Naohiro Yoshida}, title = {Diet effect on δ13C of land snail (Helix aspersa) shell carbonate}, booktitle = {2012年度年日本地球化学会第59回年会講演要旨集}, year = 2012, } @inproceedings{CTT100644359, author = {山田桂太 and Alexis Gilbert and 吉田尚弘}, title = {地球化学における有機分子の分子内炭素同位体比分析の現状と展望}, booktitle = {2012年度日本地球化学会第59回年会講演要旨集}, year = 2012, } @inproceedings{CTT100644360, author = {Gilbert Alexis and Keita Yamada and Naohiro Yoshida}, title = {Isotopic 13C MMR Reveals Heterogeneity in the 13C-isotopomer distribution of Long-Chain n-alkanes(C11-C31)}, booktitle = {2012年度年日本地球化学会第59回年会講演要旨集}, year = 2012, } @inproceedings{CTT100644370, author = {山田健太郎 and 佐々木一謹 and 佐藤寿年 and 上野雄一郎 and 山田桂太 and 小宮 剛 and 吉田尚弘 and 丸山茂徳}, title = {南中国三峡地域のエディアカラ紀-前期カンブリア紀堆積層中の分子化石を用いた生物地球化学}, booktitle = {2012年度年日本地球化学会第59回年会講演要旨集}, year = 2012, } @inproceedings{CTT100644361, author = {Mikhail Vasiliev and Keita Yamada and Naohiro Yoshida}, title = {Clumped isotopes analyses for body water records on marine and terrestrial biogenic carbonates from Japan}, booktitle = {2012年度年日本地球化学会第59回年会講演要旨集}, year = 2012, } @inproceedings{CTT100634185, author = {Mariko Kobayashi and Shinsuke Kawagucci and Shohei Hattori and Keita Yamada and Yuichiro Ueno and Ken Takai and Naohiro}, title = {Hydrogen isotope systematics of H2-H2O-CH4 during hydrogenotrophic methanogenesis}, booktitle = {}, year = 2011, } @inproceedings{CTT100787244, author = {林えれな and 山田桂太 and 吉川知里 and 吉田 磨 and 今井 翔 and 窪田千穂 and 豊田 栄 and 渡邉 拓 and 吉田尚弘}, title = {炭素・水素同位体を用いた亜熱帯南太平洋におけるメタンの生成消滅過程の解析}, booktitle = {}, year = 2011, } @inproceedings{CTT100633855, author = {Naizhong Zhang and Keita Yamada and Naohiro Yoshida}, title = {Variations of 13C 16O18O and its controlling factors in the atmosphere of Yokohama, Japan}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100633852, author = {Tarin Nimmanwudipong and Keita Yamada and Naohiro Yoshida and Osamu Sumikawa}, title = {Measurement of carbon isotope ratio of theanine in tea leaves}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100633849, author = {LI NA and 山田 桂太 and Ryota Hattori and 柴田 裕樹 and Gilbert Alexis and 吉田 尚弘}, title = {植物由来のアセトアルデヒドの分子内同位体分布に与えるエタノール酸化経路の影響}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100633848, author = {小林真理子 and 川口慎介 and 服部祥平 and 山田桂太 and 上野雄一郎 and 高井研 and 吉田尚弘}, title = {H2-H2O-CH4の水素同位体システマティクスから考える微生物由来メタンの水素同位体比決定機構の解明}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100633845, author = {奥野峻徳 and 山田桂太 and Alexis Gilbert and Na Li and 吉田尚弘}, title = {アミノ酸の分子内炭素安定同位体比測定}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100633842, author = {向高 新 and 豊田 栄 and 山田桂太 and 藤井彩子 and 吉田尚弘}, title = {マイクロ波放電分解法による硝酸塩の三種酸素同位体測定法の開発}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100633833, author = {MIKHAIL VASILEV and keita Yamada and NAOHIRO YOSHIDA}, title = {Feasibility of “clumped isotopes” analysis of land-snails carbonate as a temperature indicator collected from Japan}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100633829, author = {Alexis Gilbert and Keita Yamada and Naohiro Yoshida}, title = {Insights into the intramolecular 13C isotope distribution of long chain n-alkanes studied by isotopic 13C NMR}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100633827, author = {豊田 栄 and 下島涼介 and 山田桂太 and 吉田尚弘}, title = {バイオマス燃焼で発生するN2O のアイソトポマー比}, booktitle = {2011年度日本地球化学会要旨集}, year = 2011, } @inproceedings{CTT100612153, author = {リナ and 山田桂太 and 服部良太 and 柴田裕樹 and 吉田尚弘}, title = {アセトアルデヒドの分子内炭素同位体比のオンライン計測}, booktitle = {2010年度地球化学会大57回年会講演要旨集}, year = 2010, } @inproceedings{CTT100612160, author = {和田亮一 and 坂井三郎 and 二階堂雅人 and 相原光人 and 大河内直彦 and 岡田典弘 and 山田桂太 and 吉田尚弘}, title = {耳石の同位体分析によるシーラカンスの生息水深推定}, booktitle = {2010年度日本地球化学会第57回年会講演要旨集}, year = 2010, } @inproceedings{CTT100612159, author = {今藤泰輔 and 山田桂太 and 野中最子 and 永西修 and 樋口浩二 and 真貝拓三 and 小林洋介 and 吉田尚弘}, title = {反芻動物起源メタンの安定同位体比の日変動と要因解明}, booktitle = {2010年度日本地球化学会第57回年会講演要旨集}, year = 2010, } @inproceedings{CTT100612157, author = {菊池麻希子 and 山田桂太 and 服部良太 and 吉田尚弘}, title = {大気中酢酸の分子内炭素安定同位体比測定}, booktitle = {2010年度日本地球化学会第57回年会講演要旨集}, year = 2010, } @inproceedings{CTT100593266, author = {柴田裕樹 and 山田桂太 and 菊池麻希子 and 服部良太 and 豊田 栄 and 吉田尚弘}, title = {マイクロ固相抽出―ガスクロマトグラフィー同位体比質量分析法による揮発性有機化合物の水素安定同位体比解析}, booktitle = {第15回大気化学討論会講演要旨集}, year = 2009, } @inproceedings{CTT100593268, author = {稲葉光亮 and 山田桂太 and 吉田尚弘 and 遠嶋康徳 and 町田敏暢 and 高橋善幸}, title = {安定同位体比を用いたNovosibirskにおける大気中メタンに対する各生成源の寄与推定}, booktitle = {第15回大気化学討論会講演要旨集}, year = 2009, } @inproceedings{CTT100593262, author = {豊田 栄 and 矢野 翠 and 早川 敦 and 秋山博子 and 西山誠一 and 須藤重人 and 木庭啓介 and 山田桂太 and 吉田尚弘}, title = {アイソトポマー比を用いた農耕土壌起源N2Oのキャラクタリゼーションおよび全球放出推定}, booktitle = {第15回大気化学討論会講演要旨集}, year = 2009, } @inproceedings{CTT100590274, author = {Mikhail Vasiliev and Prosenjit Ghosh and Sarkar Soumen and Parthasarathi Ghosh and Keita Yamada and Naohiro Yoshida}, title = {Doubly substituted isotopomer analysis for carbonate leotemperature and latitudinal reconstruction of Indian plate during Phanerozoic period}, booktitle = {日本地球化学会2009年会講演要旨集}, year = 2009, } @inproceedings{CTT100590272, author = {山田桂大 and 柴田裕樹 and 山田桂太 and 服部良太 and 豊田 栄 and 吉田尚弘}, title = {植物由来揮発性有機化合物のマイクロ固相抽出-ガスクロマトグラフィー同位体比質量分析法による炭素安定同位体比分析}, booktitle = {日本地球化学会2009年会講演要旨集}, year = 2009, } @inproceedings{CTT100590273, author = {Wu Chen and Keita Yamada and Sakae Toyoda and Naohiro Yoshida and Rina Kono and Koki Murayama}, title = {Investigation of methane emission during sewage water treatment in Japan through carbon isotope ratio}, booktitle = {日本地球化学会2009年会講演要旨集}, year = 2009, } @inproceedings{CTT100590362, author = {吉田 磨 and 今井 翔 and 河野 恒平 and 豊田 栄 and 窪田 千穂 and 藤井 彩子 and 山田 桂太 and 渡邉 修一 and 吉田 尚弘}, title = {太平洋WOCE-P01・P03・P21における溶存メタンの動態}, booktitle = {日本地球化学会2009年会講演要旨集}, year = 2009, } @inproceedings{CTT100590361, author = {阿部 理 and 杉原 薫 and 森本 真紀 and 山田 桂太 and 吉田 尚弘}, title = {サンゴ骨格炭酸塩の13C-18O結合度と生育水温との関係}, booktitle = {日本地球化学会2009年会講演要旨集}, year = 2009, } @inproceedings{CTT100590358, author = {山田健太郎 and 上野雄一郎 and 山田桂太 and 吉田尚弘 and 丸山茂徳}, title = {南中国のエディアカラ紀/カンブリア紀境界層から得られた長鎖n-アルカンの起源}, booktitle = {日本地球化学会2009年会講演要旨集}, year = 2009, } @inproceedings{CTT100574666, author = {Chiho Kubota and Keita Yamada and Naohiro Yoshida}, title = {Methane production and consumption in the Sea of Okhotsk based on carbon isotopic ratio}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574717, author = {Keita Yamada and Mariko Hayashida and Hiroki Shibata and Sakae Toyoda and Naohiro Yoshida}, title = {Isotopic characterization of atmospheric hydrogen emitted from biomass burning}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574716, author = {Hiroki Shibata and Keita Yamada and Sakae Toyoda and Naohiro Yoshida}, title = {Isotopic characterization of molecular hydrogen emitted from automobile exhaust}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574715, author = {Yota Kobayashi and Prosenjit Ghosh and Keita Yamada and Sakae Toyoda and Yuichiro Ueno and Naohiro Yoshida}, title = {Analysis of seasonal variation of mass 47-CO2 in urban air}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574706, author = {Mikhail Vasiliev and Prosenjit Ghosh and Keita Yamada and Naohiro Yoshida}, title = {Clumped isotope analysis for paleothermometer by delta-XP at Tokyo Tech}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574688, author = {Ryota Hattori and Keita Yamada and Naohiro Yoshida}, title = {An improved method for measurement of isotope ratio of ethanol in various samples, including alcoholic and non-alcoholic beverages}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574675, author = {Sakae Toyoda and Midori Yano and Sei-ichi Nishimura and Keisuke Koba and Keita Yamada and Naohiro Yoshida}, title = {Isotopomeric analysis of N2O emitted from temperate agricultural soils}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574669, author = {Shou Imai and Sakae Toyoda and Ayako Fujii and Keita Yamada and Naohiro Yoshida}, title = {Distribution of Methane at WOCE-P01・P03 lines in the North Pacific}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574661, author = {Keita Yamada and Ryota Hattori and Naohiro Yoshida and Hiroki Shibata}, title = {Isotopic characterization of atmospheric methanol emitted from biomass burning and plant leaves}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574660, author = {Nozomi Suzuki and Keisuke Koba and Yohei Matsui and Keita Yamada and Naohiro Yoshida}, title = {Influence of Long-term, Whole-Ecosystem Experiments on Methane Dynamics in Arctic Soils}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574650, author = {Maki Morimoto and Keita Yamada and Naohiro Yoshida and Prosenjit Ghosh}, title = {Estimation of allogenic and authigenic carbonates in sediments from Lake Hovsgol, Mongolia using multi-isotope analysis}, booktitle = {4th International Symposium on Isotopomers proceedings}, year = 2008, } @inproceedings{CTT100574786, author = {今井翔 and 吉田 磨 and 河野恒平 and 豊田栄 and 藤井彩子 and 山田桂太 and 渡邉修一 and 吉田尚弘}, title = {北太平洋WOCE-P01・P03 におけるメタンの挙動}, booktitle = {日本地球化学会第55回年会講演要旨集}, year = 2008, } @inproceedings{CTT100574784, author = {服部祥平 and 山田桂太 and 豊田栄 and 鈴木有理 and 藤井彩子 and 吉田尚弘 and 河野里名 and 村山康樹}, title = {下水高度処理過程における溶存態メタンの安定同位体を用いた解析}, booktitle = {日本地球化学会第55回年会講演要旨集}, year = 2008, } @misc{CTT100856922, author = {山田桂太 and 田中利明 and 中川麻悠子}, title = {アイソトポミクスを用いたがん細胞代謝物の解析}, year = 2020, } @misc{CTT100595058, author = {keita Yamada}, title = {現世堆積物中の個別炭化水素類の安定炭素同位体組成に関する地球化学的研究}, year = 1997, } @misc{CTT100761470, author = {吉田尚弘 and 中川麻悠子 and 山田桂太 and 吉村 了行  and 保井 孝子  and 界 義久 }, title = {レーザ分光式安定同位体比分析法、装置、および多地点安定同位体比分析システム}, howpublished = {登録特許}, year = 2020, month = {}, note = {特願2016-114128(2016/06/08), 特開2017-219428(2017/12/14), 特許第6682101号(2020/03/27)} } @misc{CTT100742130, author = {吉田尚弘 and 山田桂太 and 田嶋大紀 and 吉村 了行  and 阪本 匡  and 保井 孝子  and 界 義久 }, title = {呼気試料中イソプレンの天然の安定炭素同位体比(13C/12C)を分析する方法、および血糖値のモニタリング方法}, howpublished = {登録特許}, year = 2019, month = {}, note = {特願2016-115155(2016/06/09), 特開2017-009597(2017/01/12), 特許第6471983号(2019/02/01)} } @misc{CTT100742132, author = {吉田尚弘 and 山田桂太 and 峯田裕己 and 吉村 了行  and 阪本 匡  and 保井 孝子 and 界 義久 }, title = {脂質の代謝をモニタリングする方法}, howpublished = {登録特許}, year = 2018, month = {}, note = {特願2015-121273(2015/06/16), 特開2017-009288(2017/01/12), 特許第6446657号(2018/12/14)} } @misc{CTT100703657, author = {吉田尚弘 and 山田桂太 and 大石一喜 and 吉村 了行 and 神徳 正樹}, title = {アセトン中の天然の安定炭素同位体比の分析方法、並びに脂質代謝のモニタリング方法}, howpublished = {登録特許}, year = 2017, month = {}, note = {特願2014-123575(2014/06/16), 特開2016-003923(2016/01/12), 特許第6146872号(2017/05/26)} } @phdthesis{CTT100595058, author = {keita Yamada}, title = {現世堆積物中の個別炭化水素類の安定炭素同位体組成に関する地球化学的研究}, school = {東京都立大学}, year = 1997, }