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Yoichi Usui
Yoichi Usui
Other names臼井洋一
Verified email at se.kanazawa-u.ac.jp
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Cited by
Year
Geodynamo, solar wind, and magnetopause 3.4 to 3.45 billion years ago
JA Tarduno, RD Cottrell, MK Watkeys, A Hofmann, PV Doubrovine, ...
Science 327 (5970), 1238-1240, 2010
3312010
The tremendous potential of deep-sea mud as a source of rare-earth elements
Y Takaya, K Yasukawa, T Kawasaki, K Fujinaga, J Ohta, Y Usui, ...
Scientific reports 8 (1), 1-8, 2018
2212018
Discovery of extremely REY-rich mud in the western North Pacific Ocean
K Iijima, K Yasukawa, K Fujinaga, K Nakamura, S Machida, Y Takaya, ...
Geochemical Journal 50 (6), 557-573, 2016
1012016
Geochemistry of REY-rich mud in the Japanese Exclusive Economic Zone around Minamitorishima Island
K Fujinaga, K Yasukawa, K Nakamura, S Machida, Y Takaya, J Ohta, ...
Geochemical Journal 50 (6), 575-590, 2016
492016
A new and prospective resource for scandium: Evidence from the geochemistry of deep-sea sediment in the western North Pacific Ocean
K Yasukawa, J Ohta, K Mimura, E Tanaka, Y Takaya, Y Usui, K Fujinaga, ...
Ore Geology Reviews 102, 260-267, 2018
482018
Evidence for a 3.45-billion-year-old magnetic remanence: Hints of an ancient geodynamo from conglomerates of South Africa
Y Usui, JA Tarduno, M Watkeys, A Hofmann, RD Cottrell
Geochem. Geophys. Geosyst 10, Q09Z07, 2009
482009
The middle to late Miocene “Carbonate Crash” in the equatorial Indian Ocean
J Lübbers, W Kuhnt, AE Holbourn, CT Bolton, E Gray, Y Usui, ...
Paleoceanography and Paleoclimatology 34 (5), 813-832, 2019
462019
Variety of the drift pumice clasts from the 2021 Fukutoku‐Oka‐no‐Ba eruption, Japan
K Yoshida, Y Tamura, T Sato, T Hanyu, Y Usui, Q Chang, S Ono
Island Arc 31 (1), e12441, 2022
382022
Fish proliferation and rare-earth deposition by topographically induced upwelling at the late Eocene cooling event
J Ohta, K Yasukawa, T Nozaki, Y Takaya, K Mimura, K Fujinaga, ...
Scientific Reports 10 (1), 9896, 2020
352020
Magnetite microexsolutions in silicate and magmatic flow fabric of the Goyozan granitoid (NE Japan): Significance of partial remanence anisotropy
Y Usui, N Nakamura, T Yoshida
Journal of geophysical research 111 (B11), B11101, 2006
282006
Changing abundance of magnetofossil morphologies in pelagic red clay around Minamitorishima, Western North Pacific
Y Usui, T Yamazaki, M Saitoh
Geochemistry, Geophysics, Geosystems 18 (12), 4558-4572, 2017
252017
Rock magnetism of tiny exsolved magnetite in plagioclase from a Paleoarchean granitoid in the Pilbara craton
Y Usui, T Shibuya, Y Sawaki, T Komiya
Geochemistry, Geophysics, Geosystems 16 (1), 112-125, 2015
252015
Unmixing biogenic and terrigenous magnetic mineral components in red clay of the Pacific Ocean using principal component analyses of first-order reversal curve diagrams and …
T Yamazaki, W Fu, T Shimono, Y Usui
Earth, Planets and Space 72 (1), 1-15, 2020
242020
Indian Monsoonal Variations During the Past 80 Kyr Recorded in NGHP‐02 Hole 19B, Western Bay of Bengal: Implications From Chemical and Mineral Properties
Y Ota, H Kawahata, J Kuroda, A Yamaguchi, A Suzuki, D Araoka, ...
Geochemistry, Geophysics, Geosystems 20 (1), 148-165, 2019
172019
Paleomagnetic directional groups and paleointensity from the flood basalt in the Tarim large igneous province: Implications for eruption frequency
Y Usui, W Tian
Earth, Planets and Space 69, 1-12, 2017
152017
Rock magnetism of quartz and feldspars chemically separated from pelagic red clay: a new approach to provenance study
Y Usui, T Shimono, T Yamazaki
Earth, Planets and Space 70 (1), 1-14, 2018
122018
Costa Rica Seismogenesis Project (CRISP): sampling and quantifying to the seismogenic zone and fluid output
P Vannucchi, K Ujiie, N Stroncik, A Malinverno, I Arroyo, U Barckhausen, ...
Integrated Ocean Drilling Program Management International, Inc., for the …, 2011
122011
Salvaging primary remanence from hydrothermally altered oceanic gabbros in the Oman ophiolite: A selective destructive demagnetization approach
Y Usui, S Yamazaki
Physics of the Earth and Planetary Interiors 181 (1-2), 1-11, 2010
112010
Influence of Magnetofossils on Paleointensity Estimations Inferred From Principal Component Analyses of First‐Order Reversal Curve Diagrams for Sediments From the Western …
K Inoue, T Yamazaki, Y Usui
Geochemistry, Geophysics, Geosystems 22 (10), e2021GC010081, 2021
92021
Non‐Chained, Non‐Interacting, Stable Single‐Domain Magnetite Octahedra in Deep‐Sea Red Clay: A New Type of Magnetofossil?
Y Usui, T Yamazaki
Geochemistry, Geophysics, Geosystems 22 (7), e2021GC009770, 2021
92021
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