Issue Vol. 42 , No. 1 : Geochemical Journal

Preface

KENJI NOTSU, YUJI SANO

Geochemical Journal, Vol. 42, No. 1, P. 1-2, 2008

Invited Review

On the degassing state and the chemical structure of the Earth's interior inferred from noble gas isotopes—Past and recent views

ICHIRO KANEOKA

Geochemical Journal, Vol. 42, No. 1, P. 3-20, 2008

Invited Review

Fluxes of volatiles (H₂O, CO₂, N₂, Cl, F) from arc volcanoes

TOBIAS P. FISCHER

Geochemical Journal, Vol. 42, No. 1, P. 21-38, 2008

Argon isotope ratio of the plume-source deduced from high-resolution stepwise crushing extraction

TAKUYA MATSUMOTO, YUJI ORIHASHI, JUN-ICHI MATSUDA, KOSHI YAMAMOTO

Geochemical Journal, Vol. 42, No. 1, P. 39-49, 2008

Geographical distribution of ³He/⁴He ratios and seismic tomography in Japan

YUJI SANO, JUNICHI NAKAJIMA

Geochemical Journal, Vol. 42, No. 1, P. 51-60, 2008

Relationship between geological structure and helium isotopes in deep groundwater from the Osaka Basin: Application to deep groundwater hydrology

NORITOSHI MORIKAWA, KOHEI KAZAHAYA, HARUE MASUDA, MICHIKO OHWADA, ATSUKO NAKAMA, KEISUKE NAGAO, HIROCHIKA SUMINO

Geochemical Journal, Vol. 42, No. 1, P. 61-74, 2008

Searching and detecting earthquake geochemical precursors in CO₂-rich groundwaters from Galicia, Spain

NEMESIO M. PÉREZ, P. A. HERNÁNDEZ, G. IGARASHI, I. TRUJILLO, S. NAKAI, H. SUMINO, H. WAKITA

Geochemical Journal, Vol. 42, No. 1, P. 75-83, 2008

Simultaneous monitoring of gas concentration and groundwater level at the Omaezaki 500-m well, central Japan: Spike-like concentration change of methane

FUMIAKI TSUNOMORI, KENJI NOTSU

Geochemical Journal, Vol. 42, No. 1, P. 85-91, 2008

Evolution of CO₂ in Lakes Monoun and Nyos, Cameroon, before and during controlled degassing

MINORU KUSAKABE, TAKESHI OHBA, ISSA, YUTAKA YOSHIDA, HIROSHI SATAKE, TSUYOSHI OHIZUMI, WILLIAM C. EVANS, GREGORY TANYILEKE, GEORGE W. KLING

Geochemical Journal, Vol. 42, No. 1, P. 93-118, 2008

Isotopic fractionation of SO₂ and H₂S gases during the absorption by KOH solution, with the application to volcanic gas monitoring at Miyakejima Island, Japan

TAKESHI OHBA, KENJI NOGAMI, JUN-ICHI HIRABAYASHI, TAKEHIKO MORI

Geochemical Journal, Vol. 42, No. 1, P. 119-131, 2008

Temporal variation in chemical composition of the volcanic plume from Aso volcano, Japan, measured by remote FT-IR spectroscopy

TOSHIYA MORI, KENJI NOTSU

Geochemical Journal, Vol. 42, No. 1, P. 133-140, 2008

GEOCHEMICAL JOURNAL
Volume 42, No. 1

Published: 2008

Vol. 42, No. 1 (2008)