Yamashita Naoki 山下直輝

Researcher Number	50847746
Other IDs	https://orcid.org/0000-0002-2720-923X
Affiliation (Current)	2026: 京都工芸繊維大学, 機械工学系, 助教
Affiliation (based on the past Project Information) *help	2024: 京都大学, 工学研究科, 特定研究員 2024: 京都工芸繊維大学, 機械工学系, 助教 2022 – 2023: 京都大学, 工学研究科, 特定助教 2021: 東京理科大学, 理工学部機械工学科, 助教 2019 – 2020: 京都大学, 工学研究科, 特定研究員
Review Section/Research Field	Principal Investigator Basic Section 18040:Machine elements and tribology-related Except Principal Investigator Medium-sized Section 18:Mechanics of materials, production engineering, design engineering, and related fields / Basic Section 28050:Nano/micro-systems-related
Keywords	Principal Investigator 原子間力顕微鏡 / トライボロジー / 金属石鹸 / 脂肪酸 / 添加剤 / 潤滑 / 潤滑添加剤 / 雰囲気制御 / 金属石けん / 中性子反射率法 … More / ナノ腐食 / 金属石鹸膜 / 吸着分子膜 / 有機系潤滑添加剤 / 中性子反射率測定 / 高分子添加剤 / 分子構造 / DNA … More Except Principal Investigator トライボロジー / 潤滑 / MXene / 固体潤滑 / 軸受 / 中性子線 / オペランド分析 / 量子ビーム分析 / ストライベック曲線 / 潤滑油 / ナノ隙間 / 流体潤滑 / 境界潤滑 / ナノすきま / 摩擦係数 / SERS / ナノポアセンシング / グラフェン / DNA / ナノプロセス Less

原子間力顕微鏡を用いた脂肪酸金属石鹸膜のイメージングとトライボロジー特性評価Principal Investigator
- Principal Investigator
  
  山下直輝
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 18040:Machine elements and tribology-related
- Research Institution
  Kyoto Institute of Technology
Feasibility Study of New Concept for Friction Reduction by Solid/Liquid Hybrid Lubricants Based on MXene
- Principal Investigator
  
  平山朋子
- Project Period (FY)
  2024 – 2025
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 18:Mechanics of materials, production engineering, design engineering, and related fields
- Research Institution
  Kyoto University
Principle Friction Properties in Boundary and Fluid Lubrication in an Ideal Nano Gap
- Principal Investigator
  
  Hirayama Tomoko
- Project Period (FY)
  2022 – 2023
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 18:Mechanics of materials, production engineering, design engineering, and related fields
- Research Institution
  Kyoto University
Evaluation of temperature and friction effect on transformation of molecular films of organic lubricant additives into metallic soap filmsPrincipal Investigator
- Principal Investigator
  
  Yamashita Naoki
- 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
  Kyoto University
Modeling of polymer lubricating additives by DNA structure and elucidation of the effect of molecular structure on frictional propertiesPrincipal Investigator
- Principal Investigator
  
  Yamashita Naoki
- Project Period (FY)
  2020 – 2021
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 18040:Machine elements and tribology-related
- Research Institution
  Tokyo University of Science
  Kyoto University
Nanoscale Reconstruction of Stribeck Curves by Tribo-Operando Analysis Using Quantum Beam
- Principal Investigator
  
  Hirayama Tomoko
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 18:Mechanics of materials, production engineering, design engineering, and related fields
- Research Institution
  Kyoto University
Micro/Nano Fusion Process based Nanopore Sensing Device for Optical and Electrical Combined Detection
- Principal Investigator
  
  TABATA OSAMU
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 28050:Nano/micro-systems-related
- Research Institution
  Kyoto University of Advanced Science

All 2024 2023 2020 2019

All Journal Article Presentation

[Journal Article] 高分子添加剤が形成する吸着膜の構造とトライボロジー特性【解説】2024
- Author(s)
  平山朋子、山下直輝
- Journal Title
  
  トライボロジスト
  
  Volume: 69 Pages: 181-181
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K18756
[Journal Article] A method for simultaneously measuring friction and gap at metal?lubricant interface by combined use of atomic force microscopy and line-and-space patterned metal films2024
- Author(s)
  Yamashita Naoki、Hirayama Tomoko
- Journal Title
  
  Frontiers in Mechanical Engineering
  
  Volume: 10 Pages: 1470775-1470775
- DOI
  10.3389/fmech.2024.1470775
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23H05448, KAKENHI-PROJECT-24K07288
[Journal Article] Adsorption Characteristics and Mechanical Responses of Lubricants Containing Polymer Additives under Fluid Lubrication with a Narrow Gap2024
- Author(s)
  Hirayama Tomoko、Yamashita Naoki、Yamamoto Waka、Shirode Kenta、Okada Akira、Hatano Naoya、Tsuchiya Toshiyuki、Yamada Masako
- Journal Title
  
  Langmuir
  
  Volume: 40 Issue: 12 Pages: 6229-6243
- DOI
  10.1021/acs.langmuir.3c03725
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K18756, KAKENHI-PROJECT-23H05448
[Journal Article] Surface‐enhanced Raman spectroscopy with gold nanoparticle dimers created by sacrificial DNA origami technique2020
- Author(s)
  Yamashita Naoki、Park Seongsu、Kawai Kentaro、Hirai Yoshikazu、Tsuchiya Toshiyuki、Tabata Osamu
- Journal Title
  
  Micro & Nano Letters
  
  Volume: 15 Issue: 6 Pages: 384-389
- DOI
  10.1049/mnl.2019.0416
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H02571
[Presentation] MXeneをベースとした二次元材料と吸着系添加剤併用時のトライボロジー特性2024
- Author(s)
  江河日向乃、平山朋子、廣谷潤、松永優希、山下直輝
- Organizer
  R6年度関西潤滑懇談会ポスター発表会
- Data Source
  KAKENHI-PROJECT-24K21577
[Presentation] AFM Studies on Formation and Tribological Properties of Fatty Acid Metal Soaps on Copper Surfaces2024
- Author(s)
  Naoki Yamashita, Hinano Egawa, Tomoko Hirayama
- Organizer
  ASIATRIB2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14171
[Presentation] AFM Studies on Formation and Tribological Properties of Fatty Acid Metal Soaps on Copper Surfaces2024
- Author(s)
  Naoki Yamashita, Hinano Egawa, Tomoko Hirayama, Taketoshi Minato
- Organizer
  7th Asia International Conference on Tribology (ASIATRIB-2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K07288
[Presentation] 脂肪酸金属石けんの形成条件とナノトライボロジー特性評価2024
- Author(s)
  山下直輝，江河日向乃，平山朋子，湊丈俊
- Organizer
  トライボロジー会議2024春東京
- Data Source
  KAKENHI-PROJECT-22K14171
[Presentation] Boundary Lubrication Film Formation and Nanoscale Corrosion on Metal Surfaces by Fatty Acids Evaluated with Neutron Reflectometry2024
- Author(s)
  Naoki Yamashita, Hinano Egawa, Tomoko Hirayama
- Organizer
  6th International Conference on Tribo-corrosion (ICTC-2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K07288
[Presentation] PMA系高分子添加剤を含む潤滑油の流体潤滑特性（第2報）ー狭小すきま往復摺動試験機を用いたせん断力特性評価ー2023
- Author(s)
  岡田晟良、山下直輝、平山朋子、波多野　直也
- Organizer
  トライボロジー会議2023春東京
- Data Source
  KAKENHI-PROJECT-22K18756
[Presentation] PMA系高分子添加剤を含む潤滑油の流体潤滑特性（第1報）ーマイクロ流路デバイスを用いた圧力－流量特性評価ー2023
- Author(s)
  山本和佳、山下直輝、平山朋子、土屋智由
- Organizer
  トライボロジー会議2023春東京
- Data Source
  KAKENHI-PROJECT-22K18756
[Presentation] Surface-Enhanced Raman Spectroscopy Using Gold Nanoparticle Dimers Formed by DNA Origami as a Sacrificial Nanostructure2020
- Author(s)
  N. Yamashita
- Organizer
  The 14th IEEE International Conference on Nano/Molecular Medicine & Engineering
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02571
[Presentation] DNAオリガミを利用したSERS分析用金ナノ粒子二量体の形成とその固定化技術2020
- Author(s)
  山下直輝
- Organizer
  第37回「センサ・マイクロマシンと応用システム」シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-19H02571
[Presentation] Surface-Enhanced Raman Spectroscopy with Gold Nanoparticle Dimers Created by Sacrificial DNA Origami Technique2019
- Author(s)
  Naoki Yamashita, Seongsu Park, Kentaro Kawai, Yoshikazu Hirai, Toshiyuki Tsuchiya, Osamu Tabata
- Organizer
  The 14th International Conference on Nano/Micro Engineered and Molecular Systems
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02571
[Presentation] 犠牲DNAオリガミ技術によって形成した金ナノ粒子二量体を用いた表面増強ラマン分光法による分子検出2019
- Author(s)
  山下直輝，朴晟洙，馬志鵬，川合健太郎，平井義和，土屋智由，田畑修
- Organizer
  第36回「センサ・マイクロマシンと応用システム」シンポジウム
- Data Source
  KAKENHI-PROJECT-19H02571

1. Hirayama Tomoko (00340505)

# of Collaborated Projects: 3 results

# of Collaborated Products: 6 results
2. TABATA OSAMU (20288624)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
3. 菅野公二 (20372568)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 川合健太郎 (90514464)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
5. 土屋智由 (60378792)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
6. 日野正裕 (70314292)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 篠原武尚 (90425629)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 關義親 (90585209)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 廣谷潤 (80775924)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results

Yamashita Naoki 山下 直輝

Research Projects

Research Products

Co-Researchers

原子間力顕微鏡を用いた脂肪酸金属石鹸膜のイメージングとトライボロジー特性評価Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Feasibility Study of New Concept for Friction Reduction by Solid/Liquid Hybrid Lubricants Based on MXene

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Principle Friction Properties in Boundary and Fluid Lubrication in an Ideal Nano Gap

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Evaluation of temperature and friction effect on transformation of molecular films of organic lubricant additives into metallic soap filmsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Modeling of polymer lubricating additives by DNA structure and elucidation of the effect of molecular structure on frictional propertiesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Nanoscale Reconstruction of Stribeck Curves by Tribo-Operando Analysis Using Quantum Beam

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Micro/Nano Fusion Process based Nanopore Sensing Device for Optical and Electrical Combined Detection

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] 高分子添加剤が形成する吸着膜の構造とトライボロジー特性 【解説】2024

Author(s)

Journal Title

Data Source

[Journal Article] A method for simultaneously measuring friction and gap at metal?lubricant interface by combined use of atomic force microscopy and line-and-space patterned metal films2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Adsorption Characteristics and Mechanical Responses of Lubricants Containing Polymer Additives under Fluid Lubrication with a Narrow Gap2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Surface‐enhanced Raman spectroscopy with gold nanoparticle dimers created by sacrificial DNA origami technique2020

Author(s)

Journal Title

DOI

Data Source

[Presentation] MXeneをベースとした二次元材料と吸着系添加剤併用時のトライボロジー特性2024

Author(s)

Organizer

Data Source

[Presentation] AFM Studies on Formation and Tribological Properties of Fatty Acid Metal Soaps on Copper Surfaces2024

Author(s)

Organizer

Data Source

[Presentation] AFM Studies on Formation and Tribological Properties of Fatty Acid Metal Soaps on Copper Surfaces2024

Author(s)

Organizer

Data Source

[Presentation] 脂肪酸金属石けんの形成条件とナノトライボロジー特性評価2024

Author(s)

Organizer

Yamashita Naoki 山下直輝

[Journal Article] 高分子添加剤が形成する吸着膜の構造とトライボロジー特性【解説】2024