OKUBO Hikaru 大久保光

… Alternative Names

Okubo Hikaru 大久保光

Less

Researcher Number	50906352
Other IDs
Affiliation (Current)	2025: 横浜国立大学, 大学院環境情報研究院, 准教授
Affiliation (based on the past Project Information) *help	2022 – 2024: 横浜国立大学, 大学院環境情報研究院, 助教 2021: 京都工芸繊維大学, 機械工学系, 助教
Review Section/Research Field	Principal Investigator Basic Section 18040:Machine elements and tribology-related / 0301:Mechanics of materials, production engineering, design engineering, fluid engineering, thermal engineering, mechanical dynamics, robotics, aerospace engineering, marine and maritime engineering, and related fields
Keywords	Principal Investigator トライボロジー / 分光分析 / オペランド計測 / 超低摩擦 / セルロースナノファイバー / マルチモーダル計測 / ホストゲスト相互作用 / 自己修復 / 超分子 / 表面改質 / その場観察

Research Projects
(3 results)
Research Products
(17 results)

マルチモーダル動的界面計測による高濃度ナノセルロース成型体の超潤滑機構の解明Principal Investigator
- Principal Investigator
  
  大久保光
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 18040:Machine elements and tribology-related
- Research Institution
  Yokohama National University
Self-healing and ultra-low friction tribo-systems through supramolecular host-guest interactionsPrincipal Investigator
- Principal Investigator
  
  Okubo Hikaru
- Project Period (FY)
  2022 – 2023
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 18040:Machine elements and tribology-related
- Research Institution
  Yokohama National University
Revelation of lubrication mechanisms of 100% cellulose nanofiber moldings by a tribo-operand spectroscopic methodPrincipal Investigator
- Principal Investigator
  
  Okubo Hikaru
- Project Period (FY)
  2021 – 2022
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  0301:Mechanics of materials, production engineering, design engineering, fluid engineering, thermal engineering, mechanical dynamics, robotics, aerospace engineering, marine and maritime engineering, and related fields
- Research Institution
  Yokohama National University
  Kyoto Institute of Technology

All 2023 2022 2021

All Journal Article Presentation Book Patent

[Book] アグリバイオ　2022年4月号　農林水産物・食品のブランディング向上2022
- Author(s)
  大久保光他
- Total Pages
  50
- Publisher
  北隆館
- Data Source
  KAKENHI-PROJECT-21K20402
[Journal Article] Tribological properties of 100% cellulose nanofiber (CNF) molding under dry- and boundary lubrication-conditions at CNF/steel contacts2023
- Author(s)
  Okubo H.、Nakae R.、Iba D.、Yamada K.、Hashiba H.、Nakano K.、Sato K.、Sasaki S.
- Journal Title
  
  Cellulose
  
  Volume: 30 Issue: 11 Pages: 6887-6905
- DOI
  10.1007/s10570-023-05309-2
- Data Source
  KAKENHI-PROJECT-22K14169
[Journal Article] Tribological properties of 100% cellulose nanofiber (CNF) molding under dry- and boundary lubrication-conditions at CNF/steel contacts2023
- Author(s)
  H. Okubo, R. Nakae, D. Iba, K. Yamada, H. Hashiba, K. Nakano, K. Sato, S. Sasaki
- Journal Title
  
  Cellulose
  
  Volume: -
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-21K20402
[Journal Article] Operando tribo-Raman spectroscopic observation for wear processes of superlow frictional concentrated polymer brushes at frictional interface2023
- Author(s)
  Okubo Hikaru、Kagiwata Daiki、Sasaki Shinya、Tsujii Yoshinobu、Nakano Ken
- Journal Title
  
  Polymer Testing
  
  Volume: 127 Pages: 108170-108170
- DOI
  10.1016/j.polymertesting.2023.108170
- Data Source
  KAKENHI-PROJECT-22K14169
[Journal Article] Novel Environmentally Superior Tribomaterial with Superlow Friction: 100% Cellulose Nanofiber Molding2023
- Author(s)
  Okubo Hikaru、Hashiba Hiromi、Inamochi Toru、Sato Kaisei、Sasaki Shinya、Yamada Kazushi、Nakano Ken
- Journal Title
  
  Tribology Letters
  
  Volume: 71 Issue: 3 Pages: 1-10
- DOI
  10.1007/s11249-023-01754-z
- Data Source
  KAKENHI-PROJECT-22K14169
[Journal Article] Layered Structure and Wear Mechanism of Concentrated Polymer Brushes2023
- Author(s)
  Okubo Hikaru、Kagiwata Daiki、Nakano Ken、Tsujii Yoshinobu
- Journal Title
  
  Langmuir
  
  Volume: 39 Issue: 50 Pages: 18458-18465
- DOI
  10.1021/acs.langmuir.3c02751
- Data Source
  KAKENHI-PROJECT-22K14169
[Journal Article] 高濃度セルロースナノファイバー成形体による次世代機械摺動材料の実現に向けた研究2022
- Author(s)
  大久保光
- Journal Title
  
  アグリバイオ (Agricultural Biotechnology)
  
  Volume: 6 Pages: 357-360
- Data Source
  KAKENHI-PROJECT-21K20402
[Patent] 摺動部材及びその製造方法2022
- Inventor(s)
  大久保光 , 橋場洋美, 稲用亨, 中込亮太, 射場大輔
- Industrial Property Rights Holder
  大久保光 , 橋場洋美, 稲用亨, 中込亮太, 射場大輔
- Industrial Property Rights Type
  特許
- Filing Date
  2022
- Data Source
  KAKENHI-PROJECT-21K20402
[Presentation] Superlow frictional and environmentally superior tribomaterial: 100% cellulose nanofiber molding2023
- Author(s)
  Hikaru Okubo
- Organizer
  International Tribology Conference 2023 Fukuoka
- Data Source
  KAKENHI-PROJECT-22K14169
[Presentation] 濃厚ポリマーブラシの固液界面構造と潤滑機構2023
- Author(s)
  大久保光
- Organizer
  第22回境界潤滑研究会
- Invited
- Data Source
  KAKENHI-PROJECT-22K14169
[Presentation] 超潤滑性SRT 材料の潤滑機構と新たな環境適合型SRT 材料の提案2023
- Author(s)
  大久保光
- Organizer
  東海トライボロジー研究会（第１１３回）
- Invited
- Data Source
  KAKENHI-PROJECT-22K14169
[Presentation] Operando-Raman Observation for Frictional Interface Structure of Concentrated Polymer Brushes2023
- Author(s)
  Hikaru Okubo
- Organizer
  International Tribology Conference 2023 Fukuoka
- Data Source
  KAKENHI-PROJECT-22K14169
[Presentation] Operando-Raman計測による濃厚ポリマーブラシの摩擦界面構造の観察2023
- Author(s)
  Hikaru Okubo
- Organizer
  トライボロジー会議2023 春東京
- Data Source
  KAKENHI-PROJECT-22K14169
[Presentation] 100% セルロースナノファイバー（CNF）成形体の潤滑特性に及ぼす摩擦調整剤の影響2022
- Author(s)
  大久保光
- Organizer
  トライボロジー会議2022 秋福井
- Data Source
  KAKENHI-PROJECT-21K20402
[Presentation] 摺動機械要素のバイオマス化を志向した高濃度セルロースナノファイバー成形体のトライボロジー応用に関する研究2022
- Author(s)
  大久保光
- Organizer
  プラスチック成型加工シンポジア京都
- Data Source
  KAKENHI-PROJECT-21K20402
[Presentation] 無潤滑－潤滑油環境下における100%セルロースナノファイバー（CNF）成形体のトライボロジー特性2021
- Author(s)
  大久保光, 中江亮太, 射場大輔, 森脇一郎, 山田和志, 佐々木信也
- Organizer
  日本機械学会第20回機素潤滑設計部門講演会 2021年12月
- Data Source
  KAKENHI-PROJECT-21K20402
[Presentation] セルロースナノファイバー成形体の基礎トライボロジー特性に関する研究2021
- Author(s)
  中江亮太, 大久保光, 山田和志, 射場大輔, 森脇一郎, 佐々木信也
- Organizer
  日本機械学会関西学生会2021年度学生員卒業研究発表講演会
- Data Source
  KAKENHI-PROJECT-21K20402

OKUBO Hikaru 大久保 光

Okubo Hikaru 大久保 光

Research Projects

Research Products

マルチモーダル動的界面計測による高濃度ナノセルロース成型体の超潤滑機構の解明Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Self-healing and ultra-low friction tribo-systems through supramolecular host-guest interactionsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Revelation of lubrication mechanisms of 100% cellulose nanofiber moldings by a tribo-operand spectroscopic methodPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Book] アグリバイオ 2022年4月号 農林水産物・食品のブランディング向上2022

Author(s)

Total Pages

Publisher

Data Source

[Journal Article] Tribological properties of 100% cellulose nanofiber (CNF) molding under dry- and boundary lubrication-conditions at CNF/steel contacts2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tribological properties of 100% cellulose nanofiber (CNF) molding under dry- and boundary lubrication-conditions at CNF/steel contacts2023

Author(s)

Journal Title

Data Source

[Journal Article] Operando tribo-Raman spectroscopic observation for wear processes of superlow frictional concentrated polymer brushes at frictional interface2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Novel Environmentally Superior Tribomaterial with Superlow Friction: 100% Cellulose Nanofiber Molding2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Layered Structure and Wear Mechanism of Concentrated Polymer Brushes2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 高濃度セルロースナノファイバー成形体による次世代機械摺動材料の実現に向けた研究2022

Author(s)

Journal Title

Data Source

[Patent] 摺動部材及びその製造方法2022

Inventor(s)

Industrial Property Rights Holder

Industrial Property Rights Type

Filing Date

Data Source

[Presentation] Superlow frictional and environmentally superior tribomaterial: 100% cellulose nanofiber molding2023

Author(s)

Organizer

Data Source

[Presentation] 濃厚ポリマーブラシの固液界面構造と潤滑機構2023

Author(s)

Organizer

Data Source

[Presentation] 超潤滑性SRT 材料の潤滑機構と新たな環境適合型SRT 材料の提案2023

Author(s)

Organizer

Data Source

[Presentation] Operando-Raman Observation for Frictional Interface Structure of Concentrated Polymer Brushes2023

Author(s)

Organizer

Data Source

[Presentation] Operando-Raman計測による濃厚ポリマーブラシの摩擦界面構造の観察2023

Author(s)

Organizer

OKUBO Hikaru 大久保光

Okubo Hikaru 大久保光

[Book] アグリバイオ　2022年4月号　農林水産物・食品のブランディング向上2022