"Toyoda, S.,N. Yoshida","Spacio-temporal distributions of atmospheric nitrous oxide and its isotopocules in the Arctic region","第6回極域科学シンポジウム",,,,,,2015,Nov.
"NAOHIRO YOSHIDA,Sakae Toyoda,keita Yamada","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","大気化学討論会2015",,,,,,2015,Oct.
"Sakae Toyoda,NAOHIRO YOSHIDA","大気中一酸化二窒素の同位体分子種（isotopocule）の長期観測","日本気象学会2015年度秋季大会",,,,,,2015,Oct.
"Kazuki Kamezaki,Shohei Hattori,Takahiro Ogawa,Sakiko Ishino,Sakae Toyoda,加藤広海,片山葉子,NAOHIRO YOSHIDA","白鳳丸KH-13-7次航海で採取されたエアロゾル試料中オキシアニオンの酸素同位体異常(Δ17O)","大気化学討論会2015",,,,,,2015,Oct.
"Sakae Toyoda,NAOHIRO YOSHIDA","種々の大気試料中N2Oのisotopocule比測定用自動前処理装置の開発","日本地球化学会第62回年会",,,,,,2015,Sept.
"Sakae Toyoda,NAOHIRO YOSHIDA","北太平洋亜寒帯域における亜硝酸塩同位体比を用いたN2O生成過程の解析","日本地球化学会第62回年会",,,,,,2015,Sept.
"NAOHIRO YOSHIDA,Yuta Tan,Sakae Toyoda,Mayuko Nakagawa","溶存・懸濁態炭素に着目した温度成層湖である涌池の好気・嫌気環境における炭素循環の解析","日本陸水学会第80回大会",,,,,,2015,Sept.
"Sakae Toyoda,Keita Yamada,Naohiro Yoshida","Continuous measurements of xCO2 and xCH4 in the seawater and overlying air in the western Arctic Ocean","The 18th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related",,,,,,2015,Sept.
"Kazuki Kamezaki,Shohei Hattori,Takahiro Ogawa,Sakiko Ishino,Sakae Toyoda,NAOHIRO YOSHIDA","硫化カルボニル微生物分解時の硫黄同位体分別とその大気化学への応用","日本地球化学会第62回年会",,,,,,2015,Sept.
"Sakae Toyoda,NAOHIRO YOSHIDA","海洋生態系?同位体分子種モデルを用いた西部北太平洋におけるN2O生成プロセスの解明","日本地球化学会第62回年会",,,,,,2015,Sept.
"Yun Zou,Yuhei Hirono,Yosuke Yanai,Shohei Hattori,Toyoda,Naohiro Yoshida","Rainwater, soil water, and soil nitrate effects on oxygen isotope ratios of nitrous oxide produced in a green tea (Camellia sinensis) field in Japan",,"Rapid Communications in Mass Spectrometry",,"Vol. 29","No. 9","pp. 891-900",2015,May
"Kazuki Kamezaki,Shohei Hattori,Takahiro Ogawa,Sakiko Ishino,Sakae Toyoda,Hiromi Kato,Yoko Katayama,Naohiro Yoshida","Sulfur isotopic fractionation in carbonyl sulfide during microbial degradation","日本地球惑星科学連合2015 年大会",,,,,,2015,May
"S Toyoda,Naohiro Yoshida,K. Koba","Isotopocule analysis of biologically produced nitrous oxide in various environments",,"Mass Spectrometry Reviews",,"Vol. Volume 36","No. 2","pp. 135-160",2015,Apr.
"S. Toyoda,K. Kudo,N. Yoshida","Relationship between CH4 and CO2 in the surface seawater in the western Arctic Ocean","The 4th International Symposium on the Arctic Research",,,,,,2015,Apr.
"Kushi Kudo,Sakae Toyoda,keita Yamada,NAOHIRO YOSHIDA,笹野大輔,小杉如央,石井雅男,吉川久幸,村田昌彦,Yuuta Uchida,西野茂人","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","日本海洋学会春季大会",,,,,,2015,Mar.
"Chisato Yoshikawa,Hitomi Abe,MakiN Aita,Florian Breider,Keichi Kuzunuki,Sakae Toyoda,NanakoO Ogawa,Hisami Suga,Naohiko Ohkouchi,SebastianO Danielache,Masahide Wakita,MakioC Honda,Naohiro Yoshida","Insight into nitrous oxide production processes in the western North Pacific based on a marine ecosystem isotopomer model",,"J Oceanogr",,,,"pp. 1-18",2015,
"Ishijima, K.,Takigawa, M.,Sudo, K.,Sakae Toyoda,Naohiro Yoshida,R?ckmann, T.,Kaiser, J.,Aoki, S.,Morimoto, S.,Sugawara, S.,Nakazawa, T.","Development of an atmospheric N2O isotopocule model and optimization procedure, and application to source estimation",,"Atmospheric Chemistry and Physics Discussions",,"Vol. 15","No. 14","pp. 19947-20011",2015,
"Shohei Hattori,Akari Toyoda,Sakae Toyoda,Sakiko Ishino,Yuichiro Ueno,Naohiro Yoshida","Determination of the Sulfur Isotope Ratio in Carbonyl Sulfide Using Gas Chromatography/Isotope Ratio Mass Spectrometry on Fragment Ions 32S+, 33S+, and 34S+",,"Analytical Chemistry",,"Vol. 87","No. 1","pp. 477-484",2015,