Direct observation of tetravalent cerium in ferromanganese nodules and crusts by X-ray-absorption near-edge structure (XANES)

Geochimica et Cosmochimica Acta - Tập 64 - Trang 2929-2935 - 2000
Yoshio Takahashi1, Hiroshi Shimizu1, Akira Usui2, Hiroyuki Kagi3, Masaharu Nomura4
1Department of Earth and Planetary Systems Science, Faculty of Science, Hiroshima University, Kagamiyama, Higashi-Hiroshima, Hiroshima 739-8526, Japan
2Geological Survey of Japan, Higashi, Tsukuba, Ibaraki 305-8567, Japan
3Laboratory for Earthquake Chemistry, Graduate School of Science, The University of Tokyo, Hongo Bunkyo-ku, Tokyo 113-0033, Japan
4Photon Factory, Institute of Materials Structure Science, KEK, Oho, Tsukuba, Ibaraki 305-0801, Japan

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