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Ikshu Gautam
Ikshu Gautam
Post Doctoral Fellow, Earth and Planetary Sciences Division, Tokyo Institute of Technology, Ookayama
在 eps.sci.titech.ac.jp 的电子邮件经过验证
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引用次数
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Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteorites
T Yokoyama, K Nagashima, I Nakai, ED Young, Y Abe, J Aléon, ...
Science 379 (6634), eabn7850, 2022
1712022
Ryugu’s nucleosynthetic heritage from the outskirts of the Solar System
T Hopp, N Dauphas, Y Abe, J Aléon, CM O’D. Alexander, S Amari, ...
Science advances 8 (46), eadd8141, 2022
412022
Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2
N Kawasaki, K Nagashima, N Sakamoto, T Matsumoto, K Bajo, S Wada, ...
Science advances 8 (50), eade2067, 2022
302022
Contribution of Ryugu-like material to Earth’s volatile inventory by Cu and Zn isotopic analysis
M Paquet, F Moynier, T Yokoyama, W Dai, Y Hu, Y Abe, J Aléon, ...
Nature astronomy 7 (2), 182-189, 2023
242023
The Solar System calcium isotopic composition inferred from Ryugu samples
Geochemical perspective letters 24, 2022
182022
Presolar stardust in asteroid Ryugu
J Barosch, LR Nittler, J Wang, CMOD Alexander, BT De Gregorio, ...
The Astrophysical journal letters 935 (1), L3, 2022
182022
Carbonate record of temporal change in oxygen fugacity and gaseous species in asteroid Ryugu
W Fujiya, N Kawasaki, K Nagashima, N Sakamoto, CM O’D. Alexander, ...
Nature Geoscience 16 (8), 675-682, 2023
102023
Role of fractionation correction in accurate determination of 142Nd/144Nd by TIMS: a case study of 1.48 Ga alkaline rocks from Khariar, India
I Gautam, JS Ray, R Bhutani, S Balakrishnan, JK Dash
Chemical Geology 466, 479-490, 2017
92017
Abundant presolar grains and primordial organics preserved in carbon-rich exogenous clasts in asteroid Ryugu
AN Nguyen, P Mane, LP Keller, L Piani, Y Abe, J Aléon, CMOD Alexander, ...
Science advances 9 (28), eadh1003, 2023
82023
Hydrogen isotopic composition of hydrous minerals in asteroid Ryugu
L Piani, K Nagashima, N Kawasaki, N Sakamoto, K Bajo, Y Abe, J Aléon, ...
The Astrophysical journal letters 946 (2), L43, 2023
72023
Water circulation in Ryugu asteroid affected the distribution of nucleosynthetic isotope anomalies in returned sample
T Yokoyama, M Wadhwa, T Iizuka, V Rai, I Gautam, Y Hibiya, Y Masuda, ...
Science advances 9 (45), eadi7048, 2023
62023
Evaluation of the Residual Mass Fractionation in High‐Precision Cr Isotopic Analysis with TIMS
T Yokoyama, Y Ohkuma, K Nishikawa, K Sumiya, I Gautam
Geostandards and Geoanalytical Research 47 (2), 415-435, 2023
42023
Pervasive aqueous alteration in the early Solar System revealed by potassium isotopic variations in Ryugu samples and carbonaceous chondrites
Y Hu, F Moynier, W Dai, M Paquet, T Yokoyama, Y Abe, J Aléon, ...
Icarus 409, 115884, 2024
32024
Neodymium‐142 deficits and samarium neutron stratigraphy of C‐type asteroid (162173) Ryugu
ZA Torrano, MK Jordan, TD Mock, RW Carlson, I Gautam, MK Haba, ...
Meteoritics & Planetary Science, 2023
22023
The Oxygen Isotopic Composition of Samples Returned from Asteroid Ryugu with Implications for the Nature of the Parent Planetesimal
H Tang, ED Young, L Tafla, A Pack, T Di Rocco, Y Abe, J Aléon, ...
The Planetary Science Journal 4 (8), 144, 2023
22023
Nucleosynthetic s-Process Depletion in Mo from Ryugu samples returned by Hayabusa2
N Nakanishi, T Yokoyama, A Ishikawa, RJ Walker, Y Abe, J Aléon, ...
Geochemical Perspectives Letters 28, 31-36, 2023
22023
The Oxygen Isotopic Composition of Samples returned from, Asteroid Ryugu: Evidence for similarity to CI Chondrites
ED Young, H Tang, L Tafla, A Pack, TD Rocco, T Yokoyama, ...
53rd Lunar and Planetary Science Conference (LPSC), 2022
22022
Multi-isotopic analyses of bulk Ryugu samples returned by the Hayabusa2 mission
T Yokoyama, K Nagashima, I Nakai, ED Young, Y Abe, J Aléon, ...
53rd Lunar and Planetary Science Conference (LPSC), 2022
22022
Disequilibrium oxygen isotope distribution among aqueously altered minerals in Ryugu asteroid returned samples
NT Kita, K Kitajima, K Nagashima, N Kawasaki, N Sakamoto, W Fujiya, ...
Meteoritics & Planetary Science, 2024
12024
Hydrogen in magnetite from asteroid Ryugu
J Aléon, S Mostefaoui, H Bureau, D Vangu, H Khodja, K Nagashima, ...
Meteoritics & Planetary Science, 2024
12024
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