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T

T. Hiroi

Brown University

54H-index
472Paper Count
1.0WCitation Count
Published Papers 18
Publication Date
Petrogenesis and Provenance of Unique Amphibole-Bearing Carbonaceous Chondrite Almahata Sitta 202: Further Evidence for a Ceres-Sized, Water-Rich Parent Body
err2026-02-18
err0
PREAI
errCyrena A. Goodrich; Victoria E. Hamilton; Michael E. Zolensky; Noriko Kita; Issaku Kohl; Lauren Tafla; Robert J. Macke; Takahiro Hiroi; Yoko Kebukawa; Wayne Buckley; Jacob B. Setera; Justin I. Simon; Allan H. Treiman; Jennifer S. Gorce; Harold C. Connolly Jr.; Anna M. Fioretti; Edward Young; Qing-Zhu Yin; Audrey M. Miller; James Martinez
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Reflectance spectroscopy (200-4200 nm) of the red-sloped C2 carbonaceous chondrites MET 00432, Tagish Lake, Tarda, and WIS 91600 (“CT” grouplet)
err2026-01-22
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PREAI
errEdward A. Cloutis; Devin L. Schrader; Daniel M. Applin; Tomoki Nakamura; Timothy D. Glotch; Takahiro Hiroi; Moe Matsuoka; Michael E. Zolensky; Joshua P. Emery; Kristi M. Peters
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Characterization of ferric hydroxysulfate on Mars and implications of the geochemical environment supporting its formation
err2025-08-05
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errOAAI
errJ. L. Bishop; J. M. Meusburger; C. M. Weitz; M. Parente; C. Gross; D. Talla; A. M. Saranathan; Y. Itoh; M. R. D. Gruendler; A. E. G. Howells; M. Yeşilbaş; T. Hiroi; B. Schmitt; A. Maturilli; M. Al-Samir; T. F. Bristow; B. Lafuente; M. Wildner
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Mid-infrared Measurements of Ion-irradiated Carbonaceous Meteorites: How to Better Detect Space Weathering Effects
err2024-09-17
err0
errOAAI
errLantz, C.; Nakamura, T.; Baklouti, D.; Brunetto, R.; Henault, E.; Kobayashi, S.; Mivumbi, O.; Djouadi, Z.; Quirico, E.; Zolensky, M.; Hiroi, T.
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The Spectral Characteristics of Lunar Agglutinates: Visible-Near-Infrared Spectroscopy of Apollo Soil Separates
err2024-02-21
err2
errOAAI
errYasanayake, Chanud N.; Denevi, Brett W.; Hiroi, Takahiro; Jolliff, Brad. L.; Martin, Anna C.; Gao, Annabelle L.; Zhang, Margaret L.; Bloom, Lucas M.; Lawrence, Samuel J.
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Reassigning CI chondrite parent bodies based on reflectance spectroscopy of samples from carbonaceous asteroid Ryugu and meteorites
err2023-12-08
err7
errOAAI
errAmano, Kana; Matsuoka, Moe; Nakamura, Tomoki; Kagawa, Eiichi; Fujioka, Yuri; Potin, Sandra M.; Hiroi, Takahiro; Tatsumi, Eri; Milliken, Ralph E.; Quirico, Eric; Beck, Pierre; Brunetto, Rosario; Uesugi, Masayuki; Takahashi, Yoshio; Kawai, Takahiro; Yamashita, Shohei; Enokido, Yuma; Wada, Taiga; Furukawa, Yoshihiro; Zolensky, Michael E.; Takir, Driss; Domingue, Deborah L.; Jaramillo-Correa, Camilo; Vilas, Faith; Hendrix, Amanda R.; Kikuiri, Mizuha; Morita, Tomoyo; Yurimoto, Hisayoshi; Noguchi, Takaaki; Okazaki, Ryuji; Yabuta, Hikaru; Naraoka, Hiroshi; Sakamoto, Kanako; Tachibana, Shogo; Yada, Toru; Nishimura, Masahiro; Nakato, Aiko; Miyazaki, Akiko; Yogata, Kasumi; Abe, Masanao; Okada, Tatsuaki; Usui, Tomohiro; Yoshikawa, Makoto; Saiki, Takanao; Tanaka, Satoshi; Terui, Fuyuto; Nakazawa, Satoru; Watanabe, Sei-ichiro; Tsuda, Yuichi
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Near-ultraviolet absorption distribution of primitive asteroids from spectrophotometric surveys I. Radial distribution
err2023-04-20
err4
errOAAI
errTatsumi, E.; Vilas, F.; de Leon, J.; Popescu, M.; Hasegawa, S.; Hiroi, T.; Tinaut-Ruano, F.; Licandro, J.
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NIRS3 spectral analysis of the artificial Omusubi-Kororin crater on Ryugu
err2022-06-27
err1
errOAAI
errGaliano, A.; Palomba, E.; Dirri, F.; Longobardo, A.; Kitazato, K.; Iwata, T.; Matsuoka, M.; Hiroi, T.; Takir, D.; Nakamura, T.; Abe, M.; Ohtake, M.; Matsuura, S.; Watanabe, S.; Yoshikawa, M.; Saiki, T.; Tanaka, S.; Okada, T.; Yamamoto, Y.; Takei, Y.; Shirai, K.; Hirata, N.; Matsumoto, K.; Tsuda, Y.
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Spectrally blue hydrated parent body of asteroid (162173) Ryugu
err2021-10-05
err32
errOAAI
errTatsumi, Eri; Sakatani, Naoya; Riu, Lucie; Matsuoka, Moe; Honda, Rie; Morota, Tomokatsu; Kameda, Shingo; Nakamura, Tomoki; Zolensky, Michael; Brunetto, Rosario; Hiroi, Takahiro; Sasaki, Sho; Watanabe, Sei'ichiro; Tanaka, Satoshi; Takita, Jun; Pilorget, Cedric; de Leon, Julia; Popescu, Marcel; Rizos, Juan Luis; Licandro, Javier; Palomba, Ernesto; Domingue, Deborah; Vilas, Faith; Campins, Humberto; Cho, Yuichiro; Yoshioka, Kazuo; Sawada, Hirotaka; Yokota, Yasuhiro; Hayakawa, Masahiko; Yamada, Manabu; Kouyama, Toru; Suzuki, Hidehiko; Honda, Chikatoshi; Ogawa, Kazunori; Kitazato, Kohei; Hirata, Naru; Hirata, Naoyuki; Tsuda, Yuichi; Yoshikawa, Makoto; Saiki, Takanao; Terui, Fuyuto; Nakazawa, Satoru; Takei, Yuto; Takeuchi, Hiroshi; Yamamoto, Yukio; Okada, Tatsuaki; Shimaki, Yuri; Shirai, Kei; Sugita, Seiji
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Thermally altered subsurface material of asteroid (162173) Ryugu
err2021-01-04
err52
PREAI
errKitazato, K.; Milliken, R. E.; Iwata, T.; Abe, M.; Ohtake, M.; Matsuura, S.; Takagi, Y.; Nakamura, T.; Hiroi, T.; Matsuoka, M.; Riu, L.; Nakauchi, Y.; Tsumura, K.; Arai, T.; Senshu, H.; Hirata, N.; Barucci, M. A.; Brunetto, R.; Pilorget, C.; Poulet, F.; Bibring, J-P; Domingue, D. L.; Vilas, F.; Takir, D.; Palomba, E.; Galiano, A.; Perna, D.; Osawa, T.; Komatsu, M.; Nakato, A.; Takato, N.; Matsunaga, T.; Arakawa, M.; Saiki, T.; Wada, K.; Kadono, T.; Imamura, H.; Yano, H.; Shirai, K.; Hayakawa, M.; Okamoto, C.; Sawada, H.; Ogawa, K.; Iijima, Y.; Sugita, S.; Honda, R.; Morota, T.; Kameda, S.; Tatsumi, E.; Cho, Y.; Yoshioka, K.; Yokota, Y.; Sakatani, N.; Yamada, M.; Kouyama, T.; Suzuki, H.; Honda, C.; Namiki, N.; Mizuno, T.; Matsumoto, K.; Noda, H.; Ishihara, Y.; Yamada, R.; Yamamoto, K.; Yoshida, F.; Abe, S.; Higuchi, A.; Yamamoto, Y.; Okada, T.; Shimaki, Y.; Noguchi, R.; Miura, A.; Tachibana, S.; Yabuta, H.; Ishiguro, M.; Ikeda, H.; Takeuchi, H.; Shimada, T.; Mori, O.; Hosoda, S.; Tsukizaki, R.; Soldini, S.; Ozaki, M.; Terui, F.; Ogawa, N.; Mimasu, Y.; Ono, G.; Yoshikawa, K.; Hirose, C.; Fujii, A.; Takahashi, T.; Kikuchi, S.; Takei, Y.; Yamaguchi, T.; Nakazawa, S.; Tanaka, S.; Yoshikawa, M.; Watanabe, S.; Tsuda, Y.
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Collisional history of Ryugu's parent body from bright surface boulders
err2020-09-21
err50
errOAAI
errTatsumi, E.; Sugimoto, C.; Riu, L.; Sugita, S.; Nakamura, T.; Hiroi, T.; Morota, T.; Popescu, M.; Michikami, T.; Kitazato, K.; Matsuoka, M.; Kameda, S.; Honda, R.; Yamada, M.; Sakatani, N.; Kouyama, T.; Yokota, Y.; Honda, C.; Suzuki, H.; Cho, Y.; Ogawa, K.; Hayakawa, M.; Sawada, H.; Yoshioka, K.; Pilorget, C.; Ishida, M.; Domingue, D.; Hirata, N.; Sasaki, S.; de Leon, J.; Barucci, M. A.; Michel, P.; Suemitsu, M.; Saiki, T.; Tanaka, S.; Terui, F.; Nakazawa, S.; Kikuchi, S.; Yamaguchi, T.; Ogawa, N.; Ono, G.; Mimasu, Y.; Yoshikawa, K.; Takahashi, T.; Takei, Y.; Fujii, A.; Yamamoto, Y.; Okada, T.; Hirose, C.; Hosoda, S.; Mori, O.; Shimada, T.; Soldini, S.; Tsukizaki, R.; Mizuno, T.; Iwata, T.; Yano, H.; Ozaki, M.; Abe, M.; Ohtake, M.; Namiki, N.; Tachibana, S.; Arakawa, M.; Ikeda, H.; Ishiguro, M.; Wada, K.; Yabuta, H.; Takeuchi, H.; Shimaki, Y.; Shirai, K.; Hirata, N.; Iijima, Y.; Tsuda, Y.; Watanabe, S.; Yoshikawa, M.
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Global photometric properties of (162173) Ryugu
err2020-07-13
err47
errOAAI
errTatsumi, E.; Domingue, D.; Schroeder, S.; Yokota, Y.; Kuroda, D.; Ishiguro, M.; Hasegawa, S.; Hiroi, T.; Honda, R.; Hemmi, R.; Le Corre, L.; Sakatani, N.; Morota, T.; Yamada, M.; Kameda, S.; Koyama, T.; Suzuki, H.; Cho, Y.; Yoshioka, K.; Matsuoka, M.; Honda, C.; Hayakawa, M.; Hirata, N.; Yamamoto, Y.; Vilas, F.; Takato, N.; Yoshikawa, M.; Abe, M.; Sugita, S.
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Multivariable statistical analysis of spectrophotometry and spectra of (162173) Ryugu as observed by JAXA Hayabusa2 mission
err2019-08-23
err17
errOAAI
errBarucci, M. A.; Hasselmann, P. H.; Fulchignoni, M.; Honda, R.; Yokota, Y.; Sugita, S.; Kitazato, K.; Deshapriya, J. D. P.; Perna, D.; Tatsumi, E.; Domingue, D.; Morota, T.; Kameda, S.; Iwata, T.; Abe, M.; Ohtake, M.; Matsuura, S.; Matsuoka, M.; Hiroi, T.; Nakamura, T.; Kouyama, T.; Suzuki, H.; Yamada, M.; Sakatani, N.; Honda, C.; Ogawa, K.; Hayakawa, M.; Yoshioka, K.; Cho, Y.; Sawada, H.; Takir, D.; Vilas, F.; Hirata, N.; Tanaka, S.; Yamamoto, Y.; Yoshikawa, M.; Watanabe, S.; Tsuda, Y.
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An evaluation method of reflectance spectra to be obtained by Hayabusa2 Near-Infrared Spectrometer (NIRS3) based on laboratory measurements of carbonaceous chondrites
err2017-09-04
err6
errOAAI
errMatsuoka, Moe; Nakamura, Tomoki; Osawa, Takahito; Iwata, Takahiro; Kitazato, Kohei; Abe, Masanao; Nakauchi, Yusuke; Arai, Takehiko; Komatsu, Mutsumi; Hiroi, Takahiro; Imae, Naoya; Yamaguchi, Akira; Kojima, Hideyasu
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COMPOSITIONAL HOMOGENEITY OF CM PARENT BODIES
err2016-08-10
err56
errOAAI
errVernazza, P.; Marsset, M.; Beck, P.; Binzel, R. P.; Birlan, M.; Cloutis, E. A.; DeMeo, F. E.; Dumas, C.; Hiroi, T.
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MULTIPLE AND FAST: THE ACCRETION OF ORDINARY CHONDRITE PARENT BODIES
err2014-08-06
err76
errOAAI
errVernazza, P.; Zanda, B.; Binzel, R. P.; Hiroi, T.; DeMeo, F. E.; Birlan, M.; Hewins, R.; Ricci, L.; Barge, P.; Lockhart, M.
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