"菅原敏,青木周司,森本真司,本田秀之,Sakae Toyoda,石戸谷重之,後藤大輔,梅澤拓,長谷部文雄,石島健太郎,飯嶋一征,吉田 哲也","マルチクロックトレーサーによる大気年代推定（B20-04 結果速報）","大気球シンポジウム",,,,,,2020,Dec.
"Chisato Yoshikawa,Akiko Makabe,松井洋平,Sakae Toyoda,本多牧生,横川太一,布浦拓郎,Naohiko Ohkouchi","東部インド洋における硝酸の窒素酸素同位体比","日本地球化学会年会",,,,,,2020,Nov.
"Maho Ishikawa,下坂琢哉,Sakae Toyoda,keita Yamada,Mayuko Nakagawa,Naizhong Zhang,NAOHIRO YOSHIDA","SIトレーサブルな安定炭素同位体比標準ガスの開発","日本地球化学会年会",,,,,,2020,Nov.
"Sambit Ghosh,Sakae Toyoda,Jinho Ahn,Youngjoon Jang,Naohiro Yoshida","Evolution of atmospheric nitrous oxide for the last 100 years: Insights from the stable isotope values of firn air at Styx Glacier, East Antarctica","2020 Fall Joint Conference of the Geological Sciences,the Geological Society of Korea (online)",,,"Vol. 10",,"p. 91",2020,Oct.
"Chun, Y.,D. Kim,S. Hattori,S. Toyoda,N. Yoshida,J. Huh,J. H. Lim,J. H. Park","Temperature control on wastewater and downstream nitrous oxide emissions in an urbanized river system",,"Water Research",,"  187",,,2020,Sept.
"Guha, T.,Mahata, S.,Bhattacharya, S. K.,Singh, B. B.,Toyoda, S.,Yoshida, N.,Liang, M. C.","Stratospheric Incursion as a Source of Enhancement of the Isotopic Ratios of Atmospheric N2 O at Western Pacific",,"Earth and Space Science",,"  7","  11",,2020,Sept.
"Kantnerova, K.,L. Yu,D. Zindel,M. S. Zahniser,D. D. Nelson,B. Tuzson,M. Nakagawa,S. Toyoda,N. Yoshida,L. Emmenegger,S. M. Bernasconi,J. Mohn","First investigation and absolute calibration of clumped isotopes in N2O by mid-IR laser spectroscopy",,"Rapid Communications in Mass Spectrometry",,"Vol. 34","No. 15",,2020,Aug.
"Sakae Toyoda,Kotaro Terajima,Naohiro Yoshida,Chisato Yoshikawa,Akiko Makabe,Fuminori Hashihama,Hiroshi Ogawa","Distribution and isotopic composition of N2O in the eastern Indian Ocean","JpGU-AGU Joint Meeting 2020: Virtual",,,,,,2020,July
"AP Prondzinsky,LM Ward,L Gastoldi,D Fike,S Toyoda,SE McGlynn","Single Cell and Genomic Characterization of Cyanobacteria in Ancient Environment Analogues","JpGU-AGU Joint Meeting 2020: Virtual",,,,,,2020,July
"Chisato Yoshikawa,Akiko Makabe,Yohei Matsui,Sakae Toyoda,Makio Honda,Naohiko Ohkouchi","Nitrate isotopes in the Bay of Bengal","JpGU-AGU Joint Meeting 2020: Virtual",,,,,,2020,July
"Sakae Toyoda","安定同位体比を用いた陸域生態系におけるN2O放出と吸収の解明",,"大気化学研究","日本大気化学会","  43",,,2020,July
"A. PAULINA PRONDZINSKY,LEWIS M. WARD,SAKAE TOYODA,SHAWN E. MCGLYNN","Genome analysis and distribution of cyanobacteria belonging to Thermosynechococcus in varying geochemical environments","Goldschmidt virtual 2020",,,,,,2020,June
"Yu, L.,E. Harris,D. Lewicka-Szczebak,M. Barthel,M. R. A. Blomberg,S. J. Harris,M. S. Johnson,M. F. Lehmann,J. Liisberg,C. Muller,N. E. Ostrom,J. Six,S. Toyoda,N. Yoshida,J. Mohn","What can we learn from N2O isotope data? - Analytics, processes and modelling",,"Rapid Commun. Mass Spectrom.",,"  34","  20",,2020,June
"Joachim Mohn,Joanna Rupacher,Heiko Moossen,Sakae Toyoda,Christina Biasi,Jan Kaiser,Stephen Harris,Jesper Liisberg,Benjamin Wolf,Longlong Xia,Longfei Yu,Krist?na Kantnerov?,Jing Wei,Kerstin Zeyer,Ruth Pearce,Eric Mussell Webber,Aimee Hillie,Bryce Kelly,Thomas Blunier,Naohiro Yoshida,Paul Brewer","N2O isotope research: development of reference materials and metrological characterization of OIRS analyzers within the SIRS project","EGU General Assembly 2020, Online",,,,,,2020,May
"Krist?na Kantnerov?,Longfei Yu,Daniel Zindel,Mark S. Zahniser,David D. Nelson,B?la Tuzson,Lukas Emmenegger,Mayuko Nakagawa,Sakae Toyoda,Naohiro Yoshida,Stefano M. Bernasconi,Joachim Mohn","Clumped isotope analysis in nitrous oxide by mid-IR laser spectroscopy: analytical developments and validation","EGU General Assembly 2020, Online",,,,,,2020,May