Yasuhiro Oba

15PUBLICATIONS
172CO-AUTHORS
Physical organic chemistryExploration geochemistryMeteorologyNatural products and bioactive compoundsStructural properties of condensed matter
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Publications (15)

|Apr 14, 2026
Direct observation of organic molecules in asteroid ryugu revealed by high-resolution atomic force microscope.

Kota Iwata, Yasuhiro Oba, Hiroshi Naraoka

|Apr 02, 2026
Distribution of extraterrestrial nucleobases, other N-heterocycles, and their precursors in a sample from asteroid Bennu.

Yasuhiro Oba, Toshiki Koga, Yoshinori Takano

|Feb 24, 2025
Abundant ammonia and nitrogen-rich soluble organic matter in samples from asteroid (101955) Bennu.

Daniel P Glavin, Jason P Dworkin, Conel M O'D Alexander

|Jul 10, 2024
Primordial aqueous alteration recorded in water-soluble organic molecules from the carbonaceous asteroid (162173) Ryugu.

Yoshinori Takano, Hiroshi Naraoka, Jason P Dworkin

|Dec 21, 2023
Polycyclic aromatic hydrocarbons in samples of Ryugu formed in the interstellar medium.

Sarah S Zeichner, José C Aponte, Surjyendu Bhattacharjee

|Sep 18, 2023
Chemical evolution of primordial salts and organic sulfur molecules in the asteroid 162173 Ryugu.

Toshihiro Yoshimura, Yoshinori Takano, Hiroshi Naraoka

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Frequent Collaborators

12 joint publications

Yoshinori Takano

11 joint publications

Hiroshi Naraoka

9 joint publications

Jason P Dworkin

8 joint publications

Shogo Tachibana