Get started
Author

Kiyohiro Ichida

Observed names: K. Ichida, Kiyohiro ICHIDA
Institution: Horiba (Japan)
Observed institution: Horiba (Japan)
ORCID: 0000-0003-4039-5943
Observed ORCID: 0000-0003-4039-5943
OpenAlex ID: A5079639497
Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteorites
2022 · Tetsuya Yokoyama, Kazuhide Nagashima, et al. · Science · 378
Ryugu’s nucleosynthetic heritage from the outskirts of the Solar System
2022 · Timo Hopp, Nicolas Dauphas, et al. · Science Advances · 109
PDF
Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2
2022 · Noriyuki Kawasaki, Kazuhide Nagashima, et al. · Science Advances · 69
PDF
Contribution of Ryugu-like material to Earth’s volatile inventory by Cu and Zn isotopic analysis
2022 · Marine Paquet, Frederic Moynier, et al. · Nature Astronomy · 59
Water circulation in Ryugu asteroid affected the distribution of nucleosynthetic isotope anomalies in returned sample
2023 · Tetsuya Yokoyama, Meenakshi Wadhwa, et al. · Science Advances · 43
PDF
Carbonate record of temporal change in oxygen fugacity and gaseous species in asteroid Ryugu
2023 · Wataru Fujiya, Noriyuki Kawasaki, et al. · Nature Geoscience · 41
PDF
Presolar Stardust in Asteroid Ryugu
2022 · Jens Barosch, Larry R. Nittler, et al. · The Astrophysical Journal Letters · 39
PDF
Abundant presolar grains and primordial organics preserved in carbon-rich exogenous clasts in asteroid Ryugu
2023 · Ann N. Nguyen, Prajkta Mane, et al. · Science Advances · 38
PDF
The Ni isotopic composition of Ryugu reveals a common accretion region for carbonaceous chondrites
2024 · Fridolin Spitzer, Thorsten Kleine, et al. · Science Advances · 36
The Solar System calcium isotopic composition inferred from Ryugu samples
2022 · F. Moynier, W. Dai, et al. · Geochemical Perspectives Letters · 27
PDF
Pervasive aqueous alteration in the early Solar System revealed by potassium isotopic variations in Ryugu samples and carbonaceous chondrites
2023 · Yan Hu, Frédéric Moynier, et al. · Icarus · 19
Disequilibrium oxygen isotope distribution among aqueously altered minerals in Ryugu asteroid returned samples
2024 · Noriko T. Kita, Kouki Kitajima, et al. · Meteoritics and Planetary Science · 15
PDF
The Magnesium Isotope Composition of Samples Returned from Asteroid Ryugu
2023 · Martin Bizzarro, Martin Schiller, et al. · The Astrophysical Journal Letters · 12
PDF
Neodymium‐142 deficits and samarium neutron stratigraphy of C‐type asteroid (162173) Ryugu
2023 · Zachary A. Torrano, Michelle K. Jordan, et al. · Meteoritics and Planetary Science · 11
PDF
Nucleosynthetic s-Process Depletion in Mo from Ryugu samples returned by Hayabusa2
2023 · N. Nakanishi, T. Yokoyama, et al. · Geochemical Perspectives Letters · 11
PDF
The Oxygen Isotopic Composition of Samples Returned from Asteroid Ryugu with Implications for the Nature of the Parent Planetesimal
2023 · Haolan Tang, Edward D. Young, et al. · The Planetary Science Journal · 11
PDF
Hydrogen Isotopic Composition of Hydrous Minerals in Asteroid Ryugu
2023 · Laurette Piani, Kazuhide Nagashima, et al. · The Astrophysical Journal Letters · 11
PDF
Pyrrhotites in asteroid 162173 Ryugu: Records of the initial changes on their surfaces with aqueous alteration
2024 · Hiroharu Yui, Shu-hei Urashima, et al. · Geochimica et Cosmochimica Acta · 7
Hydrogen in magnetite from asteroid Ryugu
2024 · J. Aléon, S. Mostefaoui, et al. · Meteoritics and Planetary Science · 6
PDF
Zirconium isotope composition indicates s‐process depletion in samples returned from asteroid Ryugu
2024 · Maria Schönbächler, Manuela A. Fehr, et al. · Meteoritics and Planetary Science · 4
PDF
Analysis of Cation Composition in Dolomites on the Intact Particles Sampled from Asteroid Ryugu
2023 · Mayu Morita, Hiroharu Yui, et al. · Analytical Chemistry · 3
PDF
Author Correction: Contribution of Ryugu-like material to Earth’s volatile inventory by Cu and Zn isotopic analysis
2023 · Marine Paquet, Frederic Moynier, et al. · Nature Astronomy · 2
PDF
Waveform Jitter Caused by Local Heterogeneity in Tungsten Carbide Powder Samples and Its Suppression for Improved Carbon Quantification Reproducibility
2026 · Sangwoon PARK, Minoru NISHIMIYA, et al. · Journal of the Japan Society of Powder and Powder Metallurgy
PDF
Works count: 23
Citation count: 951
H-index: 12
I10-index: 17
Year
Topic
Type