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Takeshi Ohno
Takeshi Ohno
Verified email at gakushuin.ac.jp
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Year
The Ediacaran radiogenic Sr isotope excursion in the Doushantuo Formation in the three Gorges area, South China
Y Sawaki, T Ohno, M Tahata, T Komiya, T Hirata, S Maruyama, ...
Precambrian Research 176 (1-4), 46-64, 2010
2302010
Simultaneous determination of mass-dependent isotopic fractionation and radiogenic isotope variation of strontium in geochemical samples by multiple collector-ICP-mass spectrometry
T Ohno, T Hirata
Analytical Sciences 23 (11), 1275-1280, 2007
1112007
Depth profiles of radioactive cesium and iodine released from the Fukushima Daiichi nuclear power plant in different agricultural fields and forests
T Ohno, Y Muramatsu, Y Miura, K Oda, N Inagawa, H Ogawa, A Yamazaki, ...
Geochemical Journal 46 (4), 287-295, 2012
992012
Improvements in precision of isotopic ratio measurements using laser ablation-multiple collector-ICP-mass spectrometry: reduction of changes in measured isotopic ratios
T Hirata, Y Hayano, T Ohno
Journal of Analytical Atomic Spectrometry 18 (10), 1283-1288, 2003
952003
Analysis of 129I in the soils of Fukushima Prefecture: preliminary reconstruction of 131I deposition related to the accident at Fukushima Daiichi Nuclear Power Plant (FDNPP)
Y Muramatsu, H Matsuzaki, C Toyama, T Ohno
Journal of environmental radioactivity 139, 344-350, 2015
882015
Determination of radioactive cesium isotope ratios by triple quadrupole ICP-MS and its application to rainwater following the Fukushima Daiichi Nuclear Power Plant accident
T Ohno, Y Muramatsu
Journal of Analytical Atomic Spectrometry 29 (2), 347-351, 2014
862014
Determination of ultratrace 129 I in soil samples by Triple Quadrupole ICP-MS and its application to Fukushima soil samples
T Ohno, Y Muramatsu, Y Shikamori, C Toyama, N Okabe, H Matsuzaki
Journal of Analytical Atomic Spectrometry 28 (8), 1283-1287, 2013
812013
Isotopic analysis of Fe in human red blood cells by multiple collector-ICP-mass spectrometry
T Ohno, A Shinohara, I Kohge, M CHIBA, T HIRATA
Analytical sciences 20 (4), 617-621, 2004
772004
Determination of 88Sr/86Sr mass-dependent isotopic fractionation and radiogenic isotope variation of 87Sr/86Sr in the Neoproterozoic Doushantuo Formation
T Ohno, T Komiya, Y Ueno, T Hirata, S Maruyama
Gondwana Research 14 (1-2), 126-133, 2008
752008
Geochemistry, petrogenesis and geodynamic origin of basalts from the Katun’ accretionary complex of Gorny Altai (southwestern Siberia)
IY Safonova, MM Buslov, VA Simonov, AE Izokh, T Komiya, ...
Russian Geology and Geophysics 52 (4), 421-442, 2011
722011
Sr isotope excursion across the Precambrian–Cambrian boundary in the Three Gorges area, South China
Y Sawaki, T Ohno, Y Fukushi, T Komiya, T Ishikawa, T Hirata, ...
Gondwana Research 14 (1-2), 134-147, 2008
682008
Precise Zn isotopic ratio measurements of human red blood cell and hair samples by multiple collector-ICP-mass spectrometry
T Ohno, A Shinohara, M Chiba, T Hirata
Analytical sciences 21 (4), 425-428, 2005
602005
In-situ isotopic ratio analysis of iron using laser ablation-multiple collector-inductively coupled plasma mass spectrometry (LA-MC-ICP-MS)
T Hirata, T Ohno
Journal of Analytical Atomic Spectrometry 16 (5), 487-491, 2001
472001
87Sr/86Sr chemostratigraphy of Neoproterozoic Dalradian carbonates below the Port Askaig glaciogenic Formation, Scotland
Y Sawaki, T Kawai, T Shibuya, M Tahata, S Omori, T Komiya, N Yoshida, ...
Precambrian Research 179 (1-4), 150-164, 2010
462010
Determination of strontium 90 in environmental samples by triple quadrupole ICP-MS and its application to Fukushima soil samples
T Ohno, M Hirono, S Kakuta, S Sakata
Journal of Analytical Atomic Spectrometry 33 (6), 1081-1085, 2018
342018
Determination of mass-dependent isotopic fractionation of cerium and neodymium in geochemical samples by MC-ICPMS
T Ohno, T Hirata
Analytical Sciences 29 (1), 47-53, 2013
342013
Ca isotopic compositions of dolomite, phosphorite and the oldest animal embryo fossils from the Neoproterozoic in Weng'an, South China
T Komiya, A Suga, T Ohno, J Han, J Guo, S Yamamoto, T Hirata, Y Li
Gondwana Research 14 (1-2), 209-218, 2008
332008
The anomalous Ca cycle in the Ediacaran ocean: evidence from Ca isotopes preserved in carbonates in the Three Gorges area, South China
Y Sawaki, M Tahata, T Ohno, T Komiya, T Hirata, S Maruyama, J Han, ...
Gondwana Research 25 (3), 1070-1089, 2014
272014
Determination of 129I in Fukushima Soil Samples by ICP-MS with an Octopole Reaction System
T Ohno, Y Muramatsu, C Toyama, K Nakano, S Kakuta, H Matsuzaki
Analytical Sciences 29 (2), 271-274, 2013
272013
Speciation of magnesium in monohydrocalcite: XANES, ab initio and geochemical modeling
K Fukushi, Y Suzuki, J Kawano, T Ohno, M Ogawa, T Yaji, Y Takahashi
Geochimica et Cosmochimica Acta 213, 457-474, 2017
232017
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