Akira Kouchi - Publications, H-index & Citations

Akira Kouchi

Hokkaido University

42H指数

223论文数

5.8K被引数

收录论文 57

发表时间

Dependence of Homoimmiscible Water Dynamics on Overpressure at the Interface between Water and the Basal Plane of Single-Crystal Ice Ih

JOURNAL OF PHYSICAL CHEMISTRY C

IF3.2

2024-09-09

PREAI

Niinomi, Hiromasa; Nada, Hiroki; Yamazaki, Tomoya; Hama, Tetsuya; Kouchi, Akira; Oshikiri, Tomoya; Nakagawa, Masaru; Kimura, Yuki

In situ cryogenic transmission electron microscopy observation on the formation of hydrogen-ordered hexagonal ices and its astrophysical implications

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

IF4.8

2023-11-06

OAAI

Yamazaki, Tomoya; Kouchi, Akira; Murata, Ken-ichiro; Katsuno, Hiroyasu; Nada, Hiroki; Hama, Tetsuya; Kimura, Yuki

Anisotropy in spinodal-like dynamics of unknown water at ice V-water interface

SCIENTIFIC REPORTS

IF3.9

2023-10-11

OAAI

Niinomi, Hiromasa; Yamazaki, Tomoya; Nada, Hiroki; Hama, Tetsuya; Kouchi, Akira; Oshikiri, Tomoya; Nakagawa, Masaru; Kimura, Yuki

Surface Reaction of Methyl Mercaptan (CH3SH) with Hydrogen Atoms on Amorphous Solid Water

ASTROPHYSICAL JOURNAL

IF5.4

2023-02-28

OAAI

Nguyen, Thanh; Oba, Yasuhiro; Sameera, W. M. C.; Furuya, Kenji; Kouchi, Akira; Watanabe, Naoki

Growth Kinetics of Elementary Spiral Steps on Ice Prism Faces Grown in Vapor and Their Temperature Dependence

CRYSTAL GROWTH & DESIGN

IF3.4

2022-10-06

OAAI

Miyamoto, Genki; Kouchi, Akira; Murata, Ken-ichiro; Nagashima, Ken; Sazaki, Gen

Penetration of Nonenergetic Hydrogen Atoms into Amorphous Solid Water and their Reaction with Embedded Benzene and Naphthalene

ASTROPHYSICAL JOURNAL

IF5.4

2022-07-11

OAAI

Tsuge, Masashi; Kouchi, Akira; Watanabe, Naoki

Diffusion Activation Energy and Desorption Activation Energy for Astrochemically Relevant Species on Water Ice Show No Clear Relation 水冰上天化学相关物种的扩散活化能和解吸活化能没有明确的关系

ASTROPHYSICAL JOURNAL LETTERS

IF11.7

2022-06-30

OAAI

Furuya, Kenji; Hama, Tetsuya; Oba, Yasuhiro; Kouchi, Akira; Watanabe, Naoki; Aikawa, Yuri

Measurements of Ortho-to-para Nuclear Spin Conversion of H2 on Low-temperature Carbonaceous Grain Analogs: Diamond-like Carbon and Graphite

ASTROPHYSICAL JOURNAL

IF5.4

2021-12-13

OAAI

Tsuge, Masashi; Kouchi, Akira; Watanabe, Naoki

UV-Induced Formation of Ice XI Observed Using an Ultra-High Vacuum Cryogenic Transmission Electron Microscope and its Implications for Planetary Science

FRONTIERS IN CHEMISTRY

IF4.2

2021-12-08

OAAI

Kouchi, Akira; Kimura, Yuki; Kitajima, Kensei; Katsuno, Hiroyasu; Hidaka, Hiroshi; Oba, Yasuhiro; Tsuge, Masashi; Yamazaki, Tomoya; Fujita, Kazuyuki; Hama, Tetsuya; Takahashi, Yukihiro; Nakatsubo, Shunichi; Watanabe, Naoki

Successive H-atom Addition to Solid OCS on Compact Amorphous Solid Water

ASTROPHYSICAL JOURNAL

IF5.4

2021-11-26

OAAI

Nguyen, Thanh; Oba, Yasuhiro; Sameera, W. M. C.; Kouchi, Akira; Watanabe, Naoki

Efficient Formation Pathway of Methyl Formate: The Role of OH Radicals on Ice Dust

ASTROPHYSICAL JOURNAL LETTERS

IF11.7

2021-10-29

OAAI

Ishibashi, A.; Hidaka, H.; Oba, Y.; Kouchi, A.; Watanabe, N.

Experimental and Computational Studies on the Physicochemical Behavior of Phosphine Induced by Reactions with H and D Atoms on Interstellar Ice Grains

ASTROPHYSICAL JOURNAL

IF5.4

2021-09-09

OAAI

Nguyen, Thanh; Oba, Yasuhiro; Sameera, W. M. C.; Kouchi, Akira; Watanabe, Naoki

Transmission Electron Microscopy Study of the Morphology of Ices Composed of H2O, CO2, and CO on Refractory Grains

ASTROPHYSICAL JOURNAL

IF5.4

2021-09-06

OAAI

Kouchi, Akira; Tsuge, Masashi; Hama, Tetsuya; Oba, Yasuhiro; Okuzumi, Satoshi; Sirono, Sin-iti; Momose, Munetake; Nakatani, Naoki; Furuya, Kenji; Shimonishi, Takashi; Yamazaki, Tomoya; Hidaka, Hiroshi; Kimura, Yuki; Murata, Ken-ichiro; Fujita, Kazuyuki; Nakatsubo, Shunichi; Tachibana, Shogo; Watanabe, Naoki

Formation of chiral CO polyhedral crystals on icy interstellar grains

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY

IF4.8

2021-04-27

OAAI

Kouchi, Akira; Tsuge, Masashi; Hama, Tetsuya; Niinomi, Hiromasa; Nakatani, Naoki; Shimonishi, Takashi; Oba, Yasuhiro; Kimura, Yuki; Sirono, Sin-iti; Okuzumi, Satoshi; Momose, Munetake; Furuya, Kenji; Watanabe, Naoki

Rapid Ortho-to-para Nuclear Spin Conversion of H2 on a Silicate Dust Surface

ASTROPHYSICAL JOURNAL

IF5.4

2021-02-26

OAAI

Tsuge, M.; Namiyoshi, T.; Furuya, K.; Yamazaki, T.; Kouchi, A.; Watanabe, N.

In vivo characterization of the structures of films of a fatty acid and an alcohol adsorbed on the skin surface

BIOPHYSICAL CHEMISTRY

IF2.2

2020-11-01

PREAI

Hama, Tetsuya; Kouchi, Akira; Watanabe, Naoki; Shioya, Nobutaka; Shimoaka, Takafumi; Hasegawa, Takeshi

Diffusive Hydrogenation Reactions of CO Embedded in Amorphous Solid Water at Elevated Temperatures ∼70 K

ASTROPHYSICAL JOURNAL

IF5.4

2020-09-15

OAAI

Tsuge, Masashi; Hidaka, Hiroshi; Kouchi, Akira; Watanabe, Naoki

An Experimental Study of Chemical Desorption for Phosphine in Interstellar Ice

ASTROPHYSICAL JOURNAL LETTERS

IF11.7

2020-08-03

OAAI

Nguyen, Thanh; Oba, Yasuhiro; Shimonishi, Takashi; Kouchi, Akira; Watanabe, Naoki

Precometary organic matter: A hidden reservoir of water inside the snow line

SCIENTIFIC REPORTS

IF3.9

2020-05-08

OAAI

Nakano, Hideyuki; Hirakawa, Naoki; Matsubara, Yasuhiro; Yamashita, Shigeru; Okuchi, Takuo; Asahina, Kenta; Tanaka, Ryo; Suzuki, Noriyuki; Naraoka, Hiroshi; Takano, Yoshinori; Tachibana, Shogo; Hama, Tetsuya; Oba, Yasuhiro; Kimura, Yuki; Watanabe, Naoki; Kouchi, Akira

Direct Measurements of Activation Energies for Surface Diffusion of CO and CO2 on Amorphous Solid Water Using In Situ Transmission Electron Microscopy

ASTROPHYSICAL JOURNAL LETTERS

IF11.7

2020-03-04

OAAI

Kouchi, Akira; Furuya, Kenji; Hama, Tetsuya; Chigai, Takeshi; Kozasa, Takashi; Watanabe, Naoki

研究方向