| Evaluation of the coprecipitation of incompatible trace elements with fluoride during silicate rock dissolution by acid digestion T Yokoyama, A Makishima, E Nakamura Chemical Geology 157 (3-4), 175-187, 1999 | 329 | 1999 |
| Contributors to chromium isotope variation of meteorites L Qin, CMOD Alexander, RW Carlson, MF Horan, T Yokoyama Geochimica et Cosmochimica Acta 74 (3), 1122-1145, 2010 | 262 | 2010 |
| Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteorites T Yokoyama, K Nagashima, I Nakai, ED Young, Y Abe, J Aléon, ... Science 379 (6634), eabn7850, 2022 | 221 | 2022 |
| The naked planet Earth: most essential pre-requisite for the origin and evolution of life S Maruyama, M Ikoma, H Genda, K Hirose, T Yokoyama, M Santosh Geoscience Frontiers 4 (2), 141-165, 2013 | 160 | 2013 |
| Helium and carbon isotopic compositions of hot spring gases in the Tibetan Plateau T Yokoyama, S Nakai, H Wakita Journal of Volcanology and Geothermal Research 88 (1-2), 99-107, 1999 | 108 | 1999 |
| Separation of thorium and uranium from silicate rock samples using two commercial extraction chromatographic resins T Yokoyama, A Makishima, E Nakamura Analytical Chemistry 71 (1), 135-141, 1999 | 104 | 1999 |
| Planetary-scale strontium isotopic heterogeneity and the age of volatile depletion of early Solar System materials F Moynier, JMD Day, W Okui, T Yokoyama, A Bouvier, RJ Walker, ... The Astrophysical Journal 758 (1), 45, 2012 | 101 | 2012 |
| Mantle metasomatism and rapid ascent of slab components beneath island arcs: Evidence from 238U‐230Th‐226Ra disequilibria of Miyakejima volcano, Izu arc … T Yokoyama, K Kobayashi, T Kuritani, E Nakamura Journal of Geophysical Research: Solid Earth 108 (B7), 2003 | 92 | 2003 |
| Comprehensive geochemical analyses of small amounts (< 100 mg) of extraterrestrial samples for the analytical competition related to the sample return mission MUSES-C 中村， 栄三， 牧嶋， 森口 The Institute of Space and Astronautical Science report. SP: The First Open …, 2003 | 91 | 2003 |
| Plume–lithosphere interaction beneath Mt. Cameroon volcano, West Africa: constraints from 238U–230Th–226Ra and Sr–Nd–Pb isotope systematics T Yokoyama, FT Aka, M Kusakabe, E Nakamura Geochimica et Cosmochimica Acta 71 (7), 1835-1854, 2007 | 87 | 2007 |
| Osmium isotope evidence for uniform distribution of s-and r-process components in the early solar system T Yokoyama, VK Rai, CMOD Alexander, RS Lewis, RW Carlson, ... Earth and Planetary Science Letters 259 (3-4), 567-580, 2007 | 68 | 2007 |
| A comparative review of petrogenetic processes beneath the Cameroon Volcanic Line: Geochemical constraints ANE Asaah, T Yokoyama, FT Aka, T Usui, MJ Wirmvem, BC Tchamabe, ... Geoscience Frontiers 6 (4), 557-570, 2015 | 61 | 2015 |
| Formation and suppression of AlF3 during HF digestion of rock samples in Teflon bomb for precise trace element analyses by ICP-MS and ID-TIMS H Takei, T Yokoyama, A Makishima, E Nakamura Proceedings of the Japan Academy, Series B 77 (1), 13-17, 2001 | 58 | 2001 |
| Tin isotope analysis of cassiterites from Southeastern and Eastern Asia E Yamazaki, T YOKOYAMA, S ISHIHARA, H Tang Geochemical Journal 47 (1), 21-35, 2013 | 56 | 2013 |
| Ryugu’s nucleosynthetic heritage from the outskirts of the Solar System T Hopp, N Dauphas, Y Abe, J Aléon, CM O’D. Alexander, S Amari, ... Science advances 8 (46), eadd8141, 2022 | 53 | 2022 |
| Timescales of magma differentiation from basalt to andesite beneath Hekla Volcano, Iceland: Constraints from U-series disequilibria in lavas from the last quarter-millennium flows TA Chekol, K Kobayashi, T Yokoyama, C Sakaguchi, E Nakamura Geochimica et Cosmochimica Acta 75 (1), 256-283, 2011 | 49 | 2011 |
| Precise determination of ferrous iron in silicate rocks T Yokoyama, E Nakamura Geochimica et Cosmochimica Acta 66 (6), 1085-1093, 2002 | 47 | 2002 |
| Precise analysis of 234U/238U ratio using UO2+ ion with thermal ionization mass spectrometry for natural samples T Yokoyama, A Makishima, E Nakamura Chemical Geology 181 (1-4), 1-12, 2001 | 47 | 2001 |
| U-series dating of Lake Nyos maar basalts, Cameroon (West Africa): Implications for potential hazards on the Lake Nyos dam FT Aka, T Yokoyama, M Kusakabe, E Nakamura, G Tanyileke, B Ateba, ... Journal of Volcanology and Geothermal Research 176 (2), 212-224, 2008 | 45 | 2008 |
| Feasibility studies of Sn isotope composition for provenancing ancient bronzes E Yamazaki, S Nakai, Y Sahoo, T Yokoyama, H Mifune, T Saito, J Chen, ... Journal of Archaeological Science 52, 458-467, 2014 | 44 | 2014 |
Usui TomohiroISAS, JAXAAdresse e-mail validée de elsi.jp