Yamanaka, Masahiro - OU Author List - OKAYAMA UNIVERSITY SCIENTIFIC ACHIEVEMENT REPOSITORY

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Lithium- and oxygen-isotope compositions of a Si-rich nebular reservoir determined from chondrule constituents in the Sahara 97103 EH3 chondrite

FullText URL	fulltext.pdf suppl.pdf
Author	Douglas-Song, Torii\| Ota, Tsutomu\| Yamanaka, Masahiro\| Kitagawa, Hiroshi\| Tanaka, Ryoji\| Potiszil, Christian\| Kunihiro, Tak\|
Keywords	Lithium Oxygen Trace elements Chondrule Enstatite chondrite SIMS Sulfidation Silicification
Published Date	2025-07
Publication Title	Geochimica et Cosmochimica Acta
Volume	volume400
Publisher	Elsevier BV
Start Page	51
End Page	71
ISSN	0016-7037
NCID	AA00655038
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
Copyright Holders	© 2025 The Author(s).
File Version	publisher
DOI	10.1016/j.gca.2025.05.038
Web of Science KeyUT	001502517200002
Related Url	isVersionOf https://doi.org/10.1016/j.gca.2025.05.038

Meteoritic and asteroidal amino acid heterogeneity: Implications for planetesimal alteration conditions and sample return missions

FullText URL	fulltext.pdf suppl.docx
Author	Potiszil, Christian\| Ota, Tsutomu\| Yamanaka, Masahiro\| Kobayashi, Katsura\| Tanaka, Ryoji\| Nakamura, Eizo\|
Keywords	Carbonaceous chondrite Heterogeneity Planetesimal Aqueous alteration Amino acid and meteorite
Published Date	2025-03
Publication Title	Earth and Planetary Science Letters
Volume	volume653
Publisher	Elsevier BV
Start Page	119205
ISSN	0012-821X
NCID	AA00631029
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
Copyright Holders	© 2025 The Authors.
File Version	publisher
DOI	10.1016/j.epsl.2025.119205
Web of Science KeyUT	001407331800001
Related Url	isVersionOf https://doi.org/10.1016/j.epsl.2025.119205

Unraveling the Cr Isotopes of Ryugu: An Accurate Aqueous Alteration Age and the Least Thermally Processed Solar System Material

FullText URL	fulltext.pdf
Author	Tanaka, Ryoji\| Ratnayake, Dilan M.\| Ota, Tsutomu\| Miklusicak, Noah\| Kunihiro, Tak\| Potiszil, Christian\| Sakaguchi, Chie\| Kobayashi, Katsura\| Kitagawa, Hiroshi\| Yamanaka, Masahiro\| Abe, Masanao\| Miyazaki, Akiko\| Nakato, Aiko\| Nakazawa, Satoru\| Nishimura, Masahiro\| Okada, Tatsuaki\| Saiki, Takanao\| Tanaka, Satoshi\| Terui, Fuyuto\| Tsuda, Yuichi\| Usui, Tomohiro\| Watanabe, Sei-ichiro\| Yada, Toru\| Yogata, Kasumi\| Yoshikawa, Makoto\| Nakamura, Eizo\|
Published Date	2024-04-04
Publication Title	The Astrophysical Journal
Volume	volume965
Issue	issue1
Publisher	American Astronomical Society
Start Page	52
ISSN	0004-637X
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
Copyright Holders	© 2024. The Author(s).
File Version	publisher
DOI	10.3847/1538-4357/ad276a
Web of Science KeyUT	001197227200001
Related Url	isVersionOf https://doi.org/10.3847/1538-4357/ad276a

Element concentrations of chondrule constituents, supplement to: Tak Kunihiro et al. (2021): The trace element composition of chondrule constituents: Implications for sample return methodologies and the chondrule silicate reservoir. Meteorit Planet Sci

Author	Kunihiro, Tak\| Ota, Tsutomu\| Yamanaka, Masahiro\| Nakamura, Eizo\|
Published Date	2021-05-17
Content Type	Data or Dataset
JaLCDOI	10.18926/61900
FullText URL Alternative	https://dream.misasa.okayama-u.ac.jp/?q=20201021051740-459379\|

Determination of Abundances of Fifty-Two Elements in Natural Waters by ICP-MS with Freeze-Drying Pre-concentration

FullText URL	GGR43_1_147.pdf Fig.pdf
Author	Hoang, Que D.\| Kunihiro, Tak\| Sakaguchi, Chie\| Yamanaka, Masahiro\| Kitagawa, Hiroshi\| Nakamura, Eizo\|
Keywords	pre-concentration freeze-drying ID-IS natural water drinking water
Published Date	2018-10-25
Publication Title	Geostandards and Geoanalytical Research
Volume	volume43
Issue	issue1
Publisher	Wiley
Start Page	147
End Page	161
ISSN	1639-4488
NCID	AA11984494
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
File Version	author
DOI	10.1111/ggr.12245
Web of Science KeyUT	000458275600009
Related Url	isVersionOf https://doi.org/10.1111/ggr.12245

Method to Suppress Isobaric and Polyatomic Interferences for Measurements of Highly Siderophile Elements in Desilicified Geological Samples

FullText URL	GeostandardsGeoanalyticalRes_2019.pdf
Author	Zhou, Xiaoyu\| Tanaka, Ryoji\| Yamanaka, Masahiro\| Sakaguchi, Chie\| Nakamura, Eizo\|
Keywords	highly siderophile elements desilicification isotope dilution method high resolution ICP-MS N-TIMS
Published Date	2019-03-20
Publication Title	Geostandards and Geoanalytical Research
Volume	volume43
Issue	issue4
Publisher	John Wiley
Start Page	611
End Page	633
ISSN	16394488
NCID	AA11984494
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
File Version	author
DOI	10.1111/ggr.12280
Web of Science KeyUT	000474428700001
Related Url	isVersionOf https://doi.org/10.1111/ggr.12280