The Geochemical Journal Award winner – The Geochemical Society of Japan

2021
GJ Prize	Asako Takamasa, Katsuhiko Suzuki, Yusuke Fukami, Tsuyoshi Iizuka, Maria Luisa G. Tejada, Wataru Fujisaki, Yuji Orihashi & Takuya Matsumoto	Improved method for highly precise and accurate 182W/184W isotope measurements by multiple collector inductively coupled plasma mass spectrometry and application for terrestrial samples. Geochemical Journal, Vol. 54, pp. 117-127.

2020
GJ Prize	Fran霈殃s-Régis Orthous-Daunay, Laurette Piani, Laurène Flandinet, Roland Thissen, Cédric Wolters, Véronique Vuitton, Olivier Poch, Frédéric Moynier, Iyo Sugawara, Hiroshi Naraoka & Shogo Tachibana	Ultraviolet-photon fingerprints on chondritic large organic molecules. Geochemical Journal, Vol. 53 (No. 1), pp. 21-32, 2019

2019
GJ Prize	Kenta Yoshida, Rustam Orozbaev, Takao Hirajima, Akira Miyake, Akira Tsuchiyama, Apas Bakirov, Akira Takasu & Kadyrbek Sakiev	Micro-excavation and direct chemical analysis of individual fluid inclusion by cryo-FIB-SEM-EDS: Application to the UHP talc-garnet-chloritoid schist from the Makbal Metamorphic Complex, Kyrgyz Tian-Shan. Geochemical Journal, Vol. 52 (No. 1), pp. 59-67, 2018

2018
GJ Prize	Shigeyuki Wakaki, Hajime Obata, Hirofumi Tazoe & Tsuyoshi Ishikawa	Precise and accurate analysis of deep and surface seawater Sr stable isotopic composition by double-spike thermal ionization mass spectrometry. Geochemical Journal, Vol. 51 (No. 3), pp. 227-239, 2017

2017
GJ Prize	Hidenori Genda	Origin of Earth’s oceans: An assessment of the total amount, history and supply of water. Geochemical Journal, Vol. 50 (No. 1), pp. 27-42, 2016

2016
GJ Prize	Minako Hashiguchi, Sachio Kobayashi and Hisayoshi Yurimoto	Deuterium- and ¹⁵N-signatures of organic globules in Murchison and Northwest Africa 801 meteorites. Geochemical Journal, Vol. 49 (No. 4), pp. 377-391, 2015

2015
GJ Prize	Haruna Sugahara and Koichi Mimura	Glycine oligomerization up to triglycine by shock experiments simulating comet impacts, Vol. 48 (No. 1), pp. 51-62, 2014

2014
GJ Prize	Hiroshi Amakawa, Hirofumi Tazoe, Hajime Obata, Toshitaka Gamo, Yuji Sano &Chuan-Chou Shen	Neodymium isotopic composition and concentration in the Southwest Pacific Ocean Geochemical Journal, Vol. 47 (No. 4), pp. 409-422, 2013

2013
GJ Prize	Yusuke Nakagawa, Shotaro Takano, M. Lutfi Firdaus, Kazuhiro Norisuye, Takafumi Hirata, Derek Vance & Yoshiki Sohrin	The molybdenum isotopic composition of the modern ocean Geochemical Journal, Vol. 46 (No. 2), pp. 131-141, 2012

2012
GJ Prize	S. Fujiwara, K. Yamamoto & K. Mimura	Dissolution processes of elements from subducting sediments into fluids:Evidence from the chemical composition of the Sanbagawa pelitic schists.Vol. 45, 221-234 (2011)

2011
GJ Prize	J. Matsuda, T. Matsumoto, & A. Suzuki	Helium in old porcelain: The historical variation of the He isotopic composition in air. Vol. 44, e5-e9 (2010)

2010
GJ Prize	M. Bau & A. Koschinsky	Oxidative scavenging of cerium on hydrous Fe oxide: Evidence from the distribution of rare earth elements and yttrium between Fe oxides and Mn oxides in hydrogenetic ferromanganese crustsVol. 43, 37-47 (2009)

2009
GJ Prize	M. Kusakabe T. Ohba Issa Y. Yoshida H. Satake T. Ohizumi W. C. Evans G. Tanyileke & G. W. Kling	Evolution of CO₂ in Lakes Monoun and Nyos, Cameroon, before and during controlled degassing, Vol. 42, 93-118 (2008)

2008
GJ Prize	M. Hamada & T. Fujii	H₂O-rich island arc low-K tholeiite magma inferred from Ca-rich plagioclase-melt inclusion equilibria, Vol. 41, 437-461 (2007)

2007
GJ Prize	Y. Sano, N. Takahata, Y. Tsutsumi & T. Miyamoto	Ion microprobe U-Pb dating of monazite with about five micrometer spatial resolution, vol. 40, 597-608 (2006)

2006
GJ Prize	K. Brauer, H. Kampf, E. Faber, U. Koch, H.-M. Nitzsche & G. Straugh	Seismically triggered microbial methane production relating to the Vogtland – NW Bohemia earthquake swarm priod 2000, Central Europe, vol. 39, 441-450 (2005)

2005
GJ Prize	Takeshi Nakatsuka, Keiko Ohnishi, Toshihiko Hara, Akihiko Sumida, Daisuke Mitsuishi, Naoyuki Kurita & Shigeru Uemura	Oxygen and carbon isotopic ratios of tree-ring cellulose in a conifer-handwood mixed forest in northern Japan, vol. 38, 77-88 (2004)

2004
GJ Prize	Sachio Kobayashi, Hajime Imai & Hisayoshi Yurimoto	New extreme ¹⁶O-rich reservoir in the early solar system, vol. 37, 663-669 (2003)

2003
GJ Prize	N. Daupas, L. Reisberg, B. Marty	An alternative explanation for the distribution of highly siderophile elements in the Earth (Vol. 36, pp. 409-419, 2002)