Rchr
J-GLOBAL ID：200901047836885974
Update date: Sep. 30, 2022
Okai Takashi
オカイ タカシ | Okai Takashi
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Affiliation and department：
National Institute of Advanced Industrial Science and Technology Tsukuba Central 7
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Job title：
Senior Researcher
Homepage URL (1)：
http://www.aist.go.jp/RESEARCHERDB/cgi-bin/worker_detail.cgi?call=namae&rw_id=T51601939
Research field (1)：
Analytical chemistry
Research keywords (1)：
分析化学 標準試料 地球化学図 地球化学 炭酸塩
Research theme for competitive and other funds (1)：
地球化学の研究
Papers (36)：
Ran Kubota, Atsuyuki Ohta, Takashi Okai. Speciation of 38 elements in eight GSJ geochemical sedimentary reference materials determined using a sequential extraction technique. GEOCHEMICAL JOURNAL. 2014. 48. 2. 165-188
Yuta Kawakubo, Yusuke Yokoyama, Atsushi Suzuki, Takashi Okai, Chantal Alibert, Leslie Kinsley, Stephen Eggins. Precise determination of Sr/Ca by laser ablation ICP-MS compared to ICP-AES and application to multi-century temperate corals. GEOCHEMICAL JOURNAL. 2014. 48. 2. 145-152
Gang Liu, Keitaro Kojima, Kei Yoshimura, Takashi Okai, Atsushi Suzuki, Taikan Oki, Fernando P. Siringan, Minoru Yoneda, Hodaka Kawahata. A model-based test of accuracy of seawater oxygen isotope ratio record derived from a coral dual proxy method at southeastern Luzon Island, the Philippines. JOURNAL OF GEOPHYSICAL RESEARCH-BIOGEOSCIENCES. 2013. 118. 2. 853-859
Erika Hayashi, Atsushi Suzuki, Takashi Nakamura, Akihiro Iwase, Toyoho Ishimura, Akira Iguchi, Kazuhiko Sakai, Takashi Okai, Mayuri Inoue, Daisuke Araoka, et al. Growth-rate influences on coral climate proxies tested by a multiple colony culture experiment. EARTH AND PLANETARY SCIENCE LETTERS. 2013. 362. 198-206
Shoko Hirabayashi, Yusuke Yokoyama, Atsushi Suzuki, Yuta Kawakubo, Yosuke Miyairi, Takashi Okai, Satoshi Nojima. Coral growth-rate insensitive Sr/Ca as a robust temperature recorder at the extreme latitudinal limits of Porites. GEOCHEMICAL JOURNAL. 2013. 47. 6. 697-701
ｍore...
MISC (1)：
地球化学図による全国的な有害元素のバックグラウンドと環境汚染評価手法の高度化に関する研究. 環境保全成果集. 2004. 42-1-42-15
Association Membership(s) (3)：
日本サンゴ礁学会
, 日本地球化学会
, 日本分析化学会
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