Tokunaga Atsushi 徳永敦士

… Alternative Names

TOKUNAGA Atushi 徳永敦

TOKUNAGA Atsushi 敦士敦士

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Researcher Number	20609797
Affiliation (Current)	2025: 宇部工業高等専門学校, 機械工学科, 准教授
Affiliation (based on the past Project Information) *help	2019 – 2022: 宇部工業高等専門学校, 機械工学科, 准教授 2015: 宇部工業高等専門学校, 機械工学科, 准教授 2014: 宇部工業高等専門学校, その他部局等, 助教 2012 – 2014: 宇部工業高等専門学校, 機械工学科, 助教 2011: 独立行政法人国立高等専門学校機構宇部工業高等専門学校, 機械工学科, 助教
Review Section/Research Field	Principal Investigator Basic Section 19020:Thermal engineering-related / Nano/Microsystems / Thermal engineering Except Principal Investigator Composite materials/Surface and interface engineering
Keywords	Principal Investigator 伝熱促進 / MEMS / 滴状凝縮 / 熱工学 / マイクロ複合伝熱面 / 濡れ性勾配 / 凝縮伝熱促進 / 濡れ性こう配 / 機能性伝熱面 / マイクロ・ナノ伝熱 … More Except Principal Investigator … More 高温材料 / ナノ複合材料 / 高強度材料 / ２ホウ化チタン / 破壊靭性値 / 複合材 / Al3Ti / TiB2 / 曲げ強度 / ビッカース硬度 / 金属間化合物 / 複合材料 Less

Enhancement of Condensation Heat Transfer on Bi-philic Condensing Surface with Wettability Gradient and the Application to Fuel CellsPrincipal Investigator
- Principal Investigator
  
  Tokunaga Atsushi
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 19020:Thermal engineering-related
- Research Institution
  Ube National College of Technology
Development of TiB2-Al3Ti Composite of nano-sized TiB2 particles
- Principal Investigator
  
  Yoshida Masashi
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Composite materials/Surface and interface engineering
- Research Institution
  Ube National College of Technology
Enhancement of Phase Change Heat Transfer on Micro-structured Surface and Application to Micro Heat PipePrincipal Investigator
- Principal Investigator
  
  Tokunaga Atsushi
- Project Period (FY)
  2013 – 2015
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Nano/Microsystems
- Research Institution
  Ube National College of Technology
Study on Fabrication of Hydrophobic and Hydrophilic Micro-structured Condensing Surface and Enhancement of Condensation Heat TransferPrincipal Investigator
- Principal Investigator
  
  TOKUNAGA Atsushi
- Project Period (FY)
  2011 – 2012
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Thermal engineering
- Research Institution
  Ube National College of Technology

All 2023 2022 2020 2019 2015 2013 2012 2011 Other

All Journal Article Presentation

[Journal Article] Enhancement of condensation heat transfer on a microstructured surface with wettability gradient2020
- Author(s)
  Tokunaga Atsushi, Tsuruta Takaharu
- Journal Title
  
  International Journal of Heat and Mass Transfer
  
  Volume: 156 Pages: 119839-119839
- DOI
  10.1016/j.ijheatmasstransfer.2020.119839
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K04227
[Journal Article] 液滴輸送による凝縮熱伝達促進2020
- Author(s)
  鶴田隆治，徳永敦士
- Journal Title
  
  冷凍
  
  Volume: 95 Pages: 15-18
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K04227
[Journal Article] "Effect of Micro-structured Surface on Dropwise Condensation Heat Transfer"2013
- Author(s)
  Atsushi Tokunaga, Masaki Mizutani,Gyoko Nakayama, Takaharu Tsuruta,
- Journal Title
  
  Proceedings of ASME 2013 11th International Conference on Nanochannels,Microchannels and Minichannels
  
  Volume: (掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23860063
[Journal Article] "Condensation Heat Transfer on A Micro-structured Surface with Hydrophobic and Hydrophilic Patterns"2012
- Author(s)
  Atsushi Tokunaga, Shota Yamawaki,Gyoko Nakayama, Takaharu Tsuruta
- Journal Title
  
  Proceedings of The Eighth KSME-JSME Thermal and Fluids Engineering Conference, 2012
  
  Volume: FR11-013
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23860063
[Presentation] 周期的濡れ性勾配を有する複合伝熱面による伝熱促進効果2023
- Author(s)
  徳永敦士
- Organizer
  第60回伝熱シンポジウム
- Data Source
  KAKENHI-PROJECT-19K04227
[Presentation] 周期的な濡れ性勾配を有する複合伝熱面による凝縮伝熱促進に関する研究2022
- Author(s)
  山一伶太, 徳永敦士
- Organizer
  熱工学コンファレンス2022
- Data Source
  KAKENHI-PROJECT-19K04227
[Presentation] 濡れ性勾配による滴状凝縮の液滴輸送効果に関する実験的検討2020
- Author(s)
  徳永敦士, 鶴田隆治
- Organizer
  第57回日本伝熱シンポジウム
- Data Source
  KAKENHI-PROJECT-19K04227
[Presentation] CONDENSATION HEAT TRANSFER ON BI-PHILIC SURFACE WITH WETTABILITY GRADIENT2019
- Author(s)
  Atsushi TOKUNAGA, Takaharu TSURUTA
- Organizer
  The Second Pacific Rim Thermal Engineering Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K04227
[Presentation] 濡れ性勾配を有するマイクロ複合伝熱面における凝縮熱伝達率の測定2015
- Author(s)
  徳永敦士，平野貴憲，長山暁子，鶴田隆治
- Organizer
  第52回日本伝熱シンポジウム
- Place of Presentation
  福岡国際会議場
- Year and Date
  2015-06-03
- Data Source
  KAKENHI-PROJECT-25871042
[Presentation] 濡れ性勾配を有するマイクロ複合伝熱面における凝縮熱伝達2013
- Author(s)
  水谷政樹，徳永敦士，長山暁子，鶴田隆治
- Organizer
  日本機械学会九州支部鹿児島講演会
- Place of Presentation
  鹿児島大学
- Data Source
  KAKENHI-PROJECT-25871042
[Presentation] Effect of Micro-structured Surface on Dropwise Condensation Heat Transfer2013
- Author(s)
  Atsushi Tokunaga, Masaki Mizutani, Gyoko Nakayama and Takaharu Tsuruta
- Organizer
  ASME 2013 11th International Conference on Nanochannels, Microchannels and Minichannels
- Place of Presentation
  Hokkaido University
- Data Source
  KAKENHI-PROJECT-25871042
[Presentation] Effect of Micro-structured Surface on Dropwise Condensation Heat Transfer2013
- Author(s)
  Atsushi TOKUNAGA
- Organizer
  ASME 2013 11th International Conference on Nanochannels, Microchannels and Minichannels
- Place of Presentation
  Hokkaido University (Hokkaido, Japan)
- Data Source
  KAKENHI-PROJECT-23860063
[Presentation] "Effect of Micro-structured Surface on Dropwise Condensation Heat Transfer"2013
- Author(s)
  Atsushi Tokunaga, Masaki Mizutani,Gyoko Nakayama, Takaharu Tsuruta
- Organizer
  ASME 2013 11th International Conference on Nanochannels
- Place of Presentation
  Hokkaido University (Hokkaido, Japan)
- Year and Date
  2013-06-17
- Data Source
  KAKENHI-PROJECT-23860063
[Presentation] "Condensation Heat Transfer on A Micro-structured Surface with Hydrophobic and Hydrophilic Patterns2012
- Author(s)
  Atsushi Tokunaga, Shota Yamawaki,Gyoko Nakayama, Takaharu Tsuruta
- Organizer
  on Heat Transfer on A Micro-structured Surface with Hydrophobic and Hydrophilic Patterns
- Place of Presentation
  Songdo Convensia Center (Incheon,Korea)
- Year and Date
  2012-03-19
- Data Source
  KAKENHI-PROJECT-23860063
[Presentation] 「マイクロ構造を有する凝縮面上の熱伝達特性」,第49回日本伝熱シンポジウム2012
- Author(s)
  徳永敦士,水谷政樹,長山暁子,鶴田隆治
- Organizer
  第49回日本伝熱シンポジウム
- Place of Presentation
  富山国際会議場(富山県)
- Year and Date
  2012-05-31
- Data Source
  KAKENHI-PROJECT-23860063
[Presentation] マイクロ構造を有する凝縮面上の熱伝達特性2012
- Author(s)
  徳永敦士
- Organizer
  第49回日本伝熱シンポジウム
- Place of Presentation
  富山国際会議場（富山県）
- Data Source
  KAKENHI-PROJECT-23860063
[Presentation] Condensation Heat Transfer on A Micro-structured Surface with Hydrophobic and Hydrophilic Patterns2012
- Author(s)
  Atsushi Tokunaga
- Organizer
  The Eighth KSME-JSME Thermal and Fluids Engineering Conference
- Place of Presentation
  Songdo Convensia Center (Incheon)
- Year and Date
  2012-03-19
- Data Source
  KAKENHI-PROJECT-23860063
[Presentation] 「疎水・親水マイクロパターン面上の凝縮熱伝達」2011
- Author(s)
  山脇将太,徳永敦士,長山暁子,鶴田隆治
- Organizer
  第48回日本伝熱シンポジウム
- Place of Presentation
  岡山コンベンションセンター(岡山県)
- Year and Date
  2011-06-01
- Data Source
  KAKENHI-PROJECT-23860063
[Presentation] 濡れ性こう配を有するマイクロ構造複合伝熱面上の凝縮熱伝達
- Author(s)
  水谷政樹，徳永敦士，長山暁子，鶴田隆治
- Organizer
  第51回日本伝熱シンポジウム
- Place of Presentation
  アクトシティ浜松・コングレスセンター（静岡，浜松）
- Year and Date
  2014-05-21 – 2014-05-23
- Data Source
  KAKENHI-PROJECT-25871042
[Presentation] Condensation Heat Transfer Characteristics on A Micro-structured Surface With Wettability Gradient
- Author(s)
  Atsushi TOKUNAGA, Masaki MIZUTANI, Gyoko NAGAYAMA and Takaharu TSURUTA
- Organizer
  The 15th International Heat Transfer Conference
- Place of Presentation
  Kyoto International Conference Center(Kyoto, Japan)
- Year and Date
  2014-08-10 – 2014-08-15
- Data Source
  KAKENHI-PROJECT-25871042

1. Yoshida Masashi (10370024)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. TOKUNAGA Hitoo (70435460)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. TSURUTA TAKAHARU (30172068)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
4. NAGAYAMA GYOKO (60370029)

# of Collaborated Projects: 1 results

# of Collaborated Products: 4 results

Tokunaga Atsushi 徳永 敦士

TOKUNAGA Atushi 徳永 敦

TOKUNAGA Atsushi 敦士 敦士

Research Projects

Research Products

Co-Researchers

Enhancement of Condensation Heat Transfer on Bi-philic Condensing Surface with Wettability Gradient and the Application to Fuel CellsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of TiB2-Al3Ti Composite of nano-sized TiB2 particles

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Enhancement of Phase Change Heat Transfer on Micro-structured Surface and Application to Micro Heat PipePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study on Fabrication of Hydrophobic and Hydrophilic Micro-structured Condensing Surface and Enhancement of Condensation Heat TransferPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Enhancement of condensation heat transfer on a microstructured surface with wettability gradient2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] 液滴輸送による凝縮熱伝達促進2020

Author(s)

Journal Title

Data Source

[Journal Article] "Effect of Micro-structured Surface on Dropwise Condensation Heat Transfer"2013

Author(s)

Journal Title

Data Source

[Journal Article] "Condensation Heat Transfer on A Micro-structured Surface with Hydrophobic and Hydrophilic Patterns"2012

Author(s)

Journal Title

Data Source

[Presentation] 周期的濡れ性勾配を有する複合伝熱面による伝熱促進効果2023

Author(s)

Organizer

Data Source

[Presentation] 周期的な濡れ性勾配を有する複合伝熱面による凝縮伝熱促進に関する研究2022

Author(s)

Organizer

Data Source

[Presentation] 濡れ性勾配による滴状凝縮の液滴輸送効果に関する実験的検討2020

Author(s)

Organizer

Data Source

[Presentation] CONDENSATION HEAT TRANSFER ON BI-PHILIC SURFACE WITH WETTABILITY GRADIENT2019

Author(s)

Organizer

Data Source

[Presentation] 濡れ性勾配を有するマイクロ複合伝熱面における 凝縮熱伝達率の測定2015

Author(s)

Organizer

Place of Presentation

Year and Date

Data Source

[Presentation] 濡れ性勾配を有するマイクロ複合伝熱面における凝縮熱伝達2013

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Effect of Micro-structured Surface on Dropwise Condensation Heat Transfer2013

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Effect of Micro-structured Surface on Dropwise Condensation Heat Transfer2013

Tokunaga Atsushi 徳永敦士

TOKUNAGA Atushi 徳永敦

TOKUNAGA Atsushi 敦士敦士

[Presentation] 濡れ性勾配を有するマイクロ複合伝熱面における凝縮熱伝達率の測定2015