Hirata Naoyuki 平田直之

Researcher Number	00791550
Other IDs
Affiliation (Current)	2025: 神戸大学, 理学研究科, 助教
Affiliation (based on the past Project Information) *help	2018 – 2022: 神戸大学, 理学研究科, 助教
Review Section/Research Field	Principal Investigator Science and Engineering / Basic Section 17010:Space and planetary sciences-related Except Principal Investigator Solid earth and planetary physics
Keywords	Principal Investigator 内部海 / 太陽系 / 熱進化 / テクトニクス / 氷衛星 / 土星 / 小惑星リュウグウ / はやぶさ２ / 惑星科学 / リュウグウ / 小惑星 / 惑星 … More Except Principal Investigator … More 土星リング / リング / 衛星 / 規則衛星 / ケンタウスル族 / 太陽系外縁天体 / 惑星形成 / 太陽系小天体 / 巨大惑星 / 惑星リング / 衛星形成 Less

Analysis of present and past rotation states and surface evolution of asteroid Ryugu using Hayabusa2 image dataPrincipal Investigator
- Principal Investigator
  
  Hirata Naoyuki
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 17010:Space and planetary sciences-related
- Research Institution
  Kobe University
カッシーニ画像データ解析による土星中型氷衛星の熱進化史の解明Principal Investigator
- Principal Investigator
  
  平田直之
- Project Period (FY)
  2020 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Kobe University
Satellite systems in the Solar System: Origin of their characteristics and diversity
- Principal Investigator
  
  Ohtsuki Keiji
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  Kobe University

All 2023 2022 2021 2019 2018

All Journal Article Presentation

[Journal Article] Secondary Cratering From Rheasilvia as the Possible Origin of Vesta's Equatorial Troughs2023
- Author(s)
  Naoyuki Hirata
- Journal Title
  
  Journal of Geophysical Research: Planets
  
  Volume: 128 Issue: 3
- DOI
  10.1029/2022je007473
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K14538
[Journal Article] Disruption of Saturn's ring particles by thermal stress2022
- Author(s)
  N. Hirata, R. Morishima, K. Ohtsuki, A. M. Nakamura
- Journal Title
  
  Icarus
  
  Volume: 378 Pages: 114919-114919
- DOI
  10.1016/j.icarus.2022.114919
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K14538, KAKENHI-PUBLICLY-21H00043, KAKENHI-PROJECT-23K22557
[Journal Article] Dust release from cold ring particles as a mechanism of spoke formation in Saturn’s rings2022
- Author(s)
  Naoyuki Hirata, Hiroshi Kimura, Keiji Ohtsuki
- Journal Title
  
  Icarus
  
  Volume: 378 Pages: 114900-114920
- DOI
  10.1016/j.icarus.2022.114920
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K11334, KAKENHI-PROJECT-20K14538, KAKENHI-PUBLICLY-21H00050, KAKENHI-PUBLICLY-21H00043, KAKENHI-PROJECT-23K22557
[Journal Article] Ejecta distribution from impact craters on Ryugu: Possible origin of the bluer units2021
- Author(s)
  Hirata Naoyuki、Ikeya Ren
- Journal Title
  
  Icarus
  
  Volume: 364 Pages: 114474-114474
- DOI
  10.1016/j.icarus.2021.114474
- NAID
  120007044364
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K14538
[Journal Article] Ejecta emplacement as the possible origin of Ryugu's equatorial ridge2021
- Author(s)
  Ikeya Ren、Hirata Naoyuki
- Journal Title
  
  Icarus
  
  Volume: 367 Pages: 114590-114590
- DOI
  10.1016/j.icarus.2021.114590
- NAID
  120007124097
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K14538
[Journal Article] Rotational effect as the possible cause of the east-west asymmetric crater rims on Ryugu observed by LIDAR data2021
- Author(s)
  Hirata Naoyuki、Namiki Noriyuki、Yoshida Fumi、Matsumoto Koji、Noda Hirotomo、Senshu Hiroki、Mizuno Takahide、Terui Fuyuto、Ishihara Yoshiaki、Yamada Ryuhei、Yamamoto Keiko、Abe Shinsuke、Noguchi Rina、Hirata Naru、Tsuda Yuichi、Watanabe Sei-ichiro
- Journal Title
  
  Icarus
  
  Volume: 354 Pages: 114073-114073
- DOI
  10.1016/j.icarus.2020.114073
- NAID
  120006951626
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K14538
[Journal Article] Impact velocity between particles in Saturn's rings2019
- Author(s)
  Hiroshi Kawamura, Keiji Ohtsuki, Naoyuki Hirata, Hiroshi Daisaka
- Journal Title
  
  LPI Contribution
  
  Volume: 2132 Pages: 1146-1146
- Open Access
- Data Source
  KAKENHI-PROJECT-15H03716
[Journal Article] Size of the smallest particles in Saturn's rings2019
- Author(s)
  Keiji Ohtsuki, Hiroshi Kawamura, Naoyuki Hirata, Hiroshi Daisaka, Hiroshi Kimura
- Journal Title
  
  Icarus
  
  Volume: - Pages: 113346-113346
- DOI
  10.1016/j.icarus.2019.06.007
- NAID
  120006867374
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K11334, KAKENHI-PROJECT-15H03716, KAKENHI-PUBLICLY-19H05085
[Journal Article] Furrows on Ganymede indicate global-scale multi-ring structures formed by an ancient giant impact2018
- Author(s)
  Naoyuki Hirata, Ryo Suetsugu, Keiji Ohtsuki
- Journal Title
  
  LPI Contribution
  
  Volume: 2083 Pages: 1424-1424
- Data Source
  KAKENHI-PROJECT-15H03716
[Presentation] 土星環粒子・氷衛星上のボルダーに働く熱応力とその寿命2018
- Author(s)
  平田直之
- Organizer
  日本地球惑星科学連合2018年大会
- Data Source
  KAKENHI-PROJECT-15H03716
[Presentation] 土星環粒子に働く熱応力と粒径進化2018
- Author(s)
  平田直之
- Organizer
  日本惑星科学会2018年秋季講演会
- Data Source
  KAKENHI-PROJECT-15H03716
[Presentation] The formation of spokes: The role of cohesion2018
- Author(s)
  Naoyuki Hirata
- Organizer
  Asia Oceania Geosciences Society 15th Annual Meeting
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03716

1. Ohtsuki Keiji (00250910)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results
2. 吉田二美 (20399306)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 末次竜 (40737334)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
4. 高遠徳尚 (50261152)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. DAISAKA Hiroshi

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Hirata Naoyuki 平田 直之

Research Projects

Research Products

Co-Researchers

Analysis of present and past rotation states and surface evolution of asteroid Ryugu using Hayabusa2 image dataPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

カッシーニ画像データ解析による土星中型氷衛星の熱進化史の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Satellite systems in the Solar System: Origin of their characteristics and diversity

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Secondary Cratering From Rheasilvia as the Possible Origin of Vesta's Equatorial Troughs2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Disruption of Saturn's ring particles by thermal stress2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Dust release from cold ring particles as a mechanism of spoke formation in Saturn’s rings2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Ejecta distribution from impact craters on Ryugu: Possible origin of the bluer units2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Ejecta emplacement as the possible origin of Ryugu's equatorial ridge2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Rotational effect as the possible cause of the east-west asymmetric crater rims on Ryugu observed by LIDAR data2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Impact velocity between particles in Saturn's rings2019

Author(s)

Journal Title

Data Source

[Journal Article] Size of the smallest particles in Saturn's rings2019

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Furrows on Ganymede indicate global-scale multi-ring structures formed by an ancient giant impact2018

Author(s)

Journal Title

Data Source

[Presentation] 土星環粒子・氷衛星上のボルダーに働く熱応力とその寿命2018

Author(s)

Organizer

Data Source

[Presentation] 土星環粒子に働く熱応力と粒径進化2018

Author(s)

Organizer

Data Source

[Presentation] The formation of spokes: The role of cohesion2018

Author(s)

Organizer

Hirata Naoyuki 平田直之