About OHTA Atsuyuki
About AIST, Ibaraki, JPN
About KAGI Hiroyuki
About Univ. Tokyo, Tokyo, JPN
About TSUNO Hiroshi
About Yokohama National Univ., Kanagawa, JPN
About NOMURA Masaharu
About KEK, Ibaraki, JPN
About OKAI Takashi
About AIST, Ibaraki, JPN
About Geochemical Journal
About chromium compound
About speciation
About humus
About humic acid
About reduction (reaction)
About Adsorption
About metal speciation
About Geochemistry in general
About 腐植物質
About Cr
About スペシエーション
About 研究
About XAFS
About 分光法
About 局所構造