Ota, Tsutomu - 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

Lithium in garnet as a tracer of subduction zone metamorphic reactions: The record in ultrahigh-pressure metapelites at Lago di Cignana, Italy

FullText URL	fulltext.pdf
Author	Bebout, Gray E.\| Ota, Tsutomu\| Kunihiro, Takuya\| Carlson, William D.\| Nakamura, Eizo\|
Published Date	2022-04-22
Publication Title	Geosphere
Volume	volume18
Issue	issue3
Publisher	The Geological Society of America
Start Page	1020
End Page	1029
ISSN	1553-040X
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
Copyright Holders	© 2022 The Authors
File Version	publisher
DOI	10.1130/GES02473.1
Web of Science KeyUT	000791598400001
Related Url	isVersionOf https://doi.org/10.1130/GES02473.1

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\|

Mineralogical alterations in calcite powder flooded with MgCl2 to study Enhanced Oil Recovery (EOR) mechanisms at pore scale

FullText URL	fulltext.pdf
Author	Minde, Mona W.\| Madland, Merete V.\| Zimmermann, Udo\| Egeland, Nina\| Korsnes, Reidar I.\| Nakamura, Eizo\| Kobayashi, Katsura\| Ota, Tsutomu\|
Keywords	Mineral replacement reactions EOR Calcite FE-SEM FE-TEM
Published Date	2020-09
Publication Title	Microporous and Mesoporous Materials
Volume	volume304
Publisher	Elsevier
Start Page	109402
ISSN	1387-1811
NCID	AA11160707
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
Copyright Holders	© 2019 The Authors.
File Version	publisher
DOI	10.1016/j.micromeso.2019.03.050
Web of Science KeyUT	000546913300015
Related Url	isVersionOf https://doi.org/10.1016/j.micromeso.2019.03.050

Hypervelocity collision and water-rock interaction in space preserved in the Chelyabinsk ordinary chondrite

FullText URL	PJAB95_4_165.pdf
Author	Nakamura, Eizo\| Kunihiro, Tak\| Ota, Tsutomu\| Sakaguchi, Chie\| Tanaka, Ryoji\| Kitagawa, Hiroshi\| Kobayashi, Katsura\| Yamanaka, Masahiro\| Shimaki, Yuri\| Bebout, Gray E.\| Miura, Hitoshi\| Yamamoto, Tetsuo\| Malkovets, Vladimir\| Grokhovsky, Victor\| Koroleva, Olga\| Litasov, Konstantin\|
Keywords	ordinary chondrite chronology geochemistry impact melting asteroid comet
Published Date	2019-04-11
Publication Title	Proceedings of the Japan Academy, Ser. B Physical and Biological Sciences
Volume	volume95
Issue	issue4
Start Page	165
End Page	177
ISSN	0386-2208
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
Copyright Holders	© 2019 The Japan Academy
File Version	publisher
PubMed ID	30971619
DOI	10.2183/pjab.95.013
Web of Science KeyUT	000470804000002
Related Url	isVersionOf https://doi.org/10.2183/pjab.95.013

Lithium- and oxygen-isotope compositions of chondrule constituents in the Allende meteorite

FullText URL	GCA252_107.pdf
Author	Kunihiro, Takuya\| Ota, Tsutomu\| Nakamura, Eizo\|
Keywords	Lithium Oxygen Chondrule Chondrite Asteroid Allende Igneous rim SIMS
Published Date	2019-05-01
Publication Title	Geochimica et Cosmochimica Acta
Volume	volume252
Publisher	Elsevier
Start Page	107
End Page	125
ISSN	0016-7037
NCID	AA00655038
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
File Version	author
DOI	10.1016/j.gca.2019.02.038
Web of Science KeyUT	000462774200006
Related Url	isVersionOf https://doi.org/10.1016/j.gca.2019.02.038

Tourmaline in a Mesoarchean pelagic hydrothermal system: Implications for the habitat of early life

FullText URL	Precambrian_Research_334_105475.pdf
Author	Ota, Tsutomu\| Aihara, Yuhei\| Kiyokawa, Shoichi\| Tanaka, Ryoji\| Nakamura, Eizo\|
Keywords	Mesoarchean Hydrothermal system Early life Boron Tourmaline
Note	This fulltext will be available in Nov 2021\|
Published Date	2019-11
Publication Title	Precambrian Research
Volume	volume334
Publisher	Elsevier
Start Page	105475
ISSN	03019268
NCID	AA00780095
Content Type	Journal Article
language	English
OAI-PMH Set	岡山大学
File Version	author
DOI	10.1016/j.precamres.2019.105475
Web of Science KeyUT	000496875000010
Related Url	isVersionOf https://doi.org/10.1016/j.precamres.2019.105475