Richard J Walker

11PUBLICATIONS
170CO-AUTHORS
MeteorologyStructural properties of condensed matterContaminant hydrologyMineralogy and crystallographyCosmology and extragalactic astronomy
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Publications (11)

|Sep 10, 2025
Late fluid flow in a primitive asteroid revealed by Lu-Hf isotopes in Ryugu.

Tsuyoshi Iizuka, Takazo Shibuya, Takehito Hayakawa

|Sep 27, 2024
The Ni isotopic composition of Ryugu reveals a common accretion region for carbonaceous chondrites.

Fridolin Spitzer, Thorsten Kleine, Christoph Burkhardt

|Nov 08, 2023
Water circulation in Ryugu asteroid affected the distribution of nucleosynthetic isotope anomalies in returned sample.

Tetsuya Yokoyama, Meenakshi Wadhwa, Tsuyoshi Iizuka

|Jul 14, 2023
Abundant presolar grains and primordial organics preserved in carbon-rich exogenous clasts in asteroid Ryugu.

Ann N Nguyen, Prajkta Mane, Lindsay P Keller

|Dec 16, 2022
Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2.

Noriyuki Kawasaki, Kazuhide Nagashima, Naoya Sakamoto

|Oct 20, 2022
Ryugu's nucleosynthetic heritage from the outskirts of the Solar System.

Timo Hopp, Nicolas Dauphas, Yoshinari Abe

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Frequent Collaborators

8 joint publications

Richard W Carlson

7 joint publications

Audrey Bouvier

7 joint publications

Yuri Amelin

7 joint publications

Conel M O'D Alexander