Yuji Orihashi

Hirosaki University — Japan

Earth and Planetary Sciences · Physical Sciences

31h-index4.8kcitations223works1.52yr avg
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Research Topics

Geological and Geochemical Analysis(149), earthquake and tectonic studies(68), Geochemistry and Geologic Mapping(64), Geology and Paleoclimatology Research(59), High-pressure geophysics and materials(35)

Publications223 total

Field occurrence and zircon U–Pb ages of Middle Miocene Juniko Tuff, southwestern coast of Tsugaru province, Aomori Prefecture
The Journal of the Geological Society of Japan·2025Open Access
First evidence of the Lower Cretaceous Weissert Event in the Northwestern Panthalassa: carbon isotope stratigraphy and U–Pb radiometric ages of the Somanakamura Group in Northeastern Japan
Newsletters on Stratigraphy·2025· 1 citedOpen Access
Zircon fission-track and U–Pb double dating for pyroclastic rocks, Hantarozawa Formation, filled in Nodai caldera, Shimokita Peninsula, Aomori Prefecture
The Journal of the Geological Society of Japan·2025Open Access
Mesoproterozoic depleted spinel peridotites metasomatized by high-K hydrous melt in the Patagonian back-arc
Chemical Geology·2024Open Access
Pristine helium from the Karoo mantle plume within the shallow asthenosphere beneath Patagonia
Nature Communications·2024· 7 citedOpen Access
Rapid growth and catastrophic destruction events of Planchón Volcano, Southern Andes
Volcanica·2024· 3 citedOpen Access
THE DISTRIBUTION OF FOREARC MAGMATISM ALONG SOUTHWEST JAPAN AND ITS CONSTRAINTS FOR THE RECONSTRUCTION OF THE PHILIPPINE SEA PLATE IN MIOCENE
Abstracts with programs - Geological Society of America·2024
Re-evaluation of chronostratigraphy of the Neogene system, distributed in western Shimokita Peninsula, Aomori Prefecture and proposal of Hotokegaura Caldera
The Journal of the Geological Society of Japan·2024· 1 citedOpen Access
Geochronological and petrological investigations of Miocene felsic igneous rocks in the Amakusa Islands, southwest Japan: Possible extension of the Setouchi Volcanic Belt
Island Arc·2023· 2 citedOpen Access
Central vs. lateral growth and evolution of the < 100 ka Peinado composite volcano, southern Central Volcanic Zone of the Andes
Journal of Volcanology and Geothermal Research·2022· 14 cited
Osmium isotope stratigraphy age and elemental composition of ferromanganese crusts from Iwaki seamount
Goldschmidt2022 abstracts·2022Open Access
A cold seep triggered by a hot ridge subduction
Scientific Reports·2021· 12 citedOpen Access
Zircon U-Pb age of the acidic tuff from the Miocene Kuma Group, western Shikoku
The Journal of the Geological Society of Japan·2021· 2 citedOpen Access
Determination of highly precise and accurate eruptive age of Obirakiyama Tuff, ejecta from Yunosawa Caldera, southern Aomori Prefecture:
The Journal of the Geological Society of Japan·2021· 2 citedOpen Access
Zircon LA-ICP-MS U-Pb age of the main eruptives (Nijikai Tuff) constituting the Ikarigaseki Caldera, southern Aomori Prefecture
The Journal of the Geological Society of Japan·2021· 1 citedOpen Access
Hf and W fractionation between liquid metal and liquid silicate and resultant core-mantle interaction signature on the <sup>182</sup>W isotope of the Ethiopian basalts
Goldschmidt2021 abstracts·2021Open Access
An improved method for <sup>182</sup>W/<sup>184</sup>W isotope measurements with high precision and accuracy using multiple collector inductively coupled plasma mass spectrometry and its application for terrestrial samples - <i>GSJ Medal Lecture</i>
Goldschmidt2021 abstracts·2021Open Access
Zircon U–Pb ages of Miocene granitic rocks in the Koshikijima Islands: Implications for Neogene tectonics in the Kyushu region, <scp>southwest</scp> Japan
Island Arc·2020· 3 cited
Single-pulse laser ablation–inductively coupled plasma–mass spectrometry U–Pb dating of thin zircon rims: An application to metamorphic rocks from Mount Everest, eastern Nepal
Chemical Geology·2020· 23 cited
Identification of the source caldera for a Pliocene ash-flow tuff in Northeast Japan based on apatite trace-element compositions and zircon U-Pb ages
Journal of Volcanology and Geothermal Research·2020· 8 citedOpen Access
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Frequent Co-authors

Takafumi Hirata(10), Hideki Iwano(7), Yong Il Lee(7), Tohru Danhara(6), Taejin Choi(6), Ryo Anma(6), Hirochika Sumino(5), Hironao Shinjoe(5), Keisuke Nagao(3), Hyoun Soo Lim(3), Shun’ichi Nakai(3), Tomoaki Sumii(3), Shigekazu Yoneda(2), Yoshihiro Asahara(2), Masaharu Tanimizu(2), M. Ogasawara(2), Kenichiro Tani(2), Koshi Yamamoto(2), Anupendu Gupta(2), S. Nakai(2)