TANAKA KEIGO 田中慶吾

… Alternative Names

Tanaka Keigo 田中慶吾

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Researcher Number	20911027
Other IDs	https://orcid.org/0000-0001-7206-997X
Affiliation (Current)	2026: 地方独立行政法人大阪産業技術研究所, 和泉センター, 研究員
Affiliation (based on the past Project Information) *help	2022 – 2024: 地方独立行政法人大阪産業技術研究所, 和泉センター, 研究員
Review Section/Research Field	Principal Investigator Basic Section 18020:Manufacturing and production engineering-related Except Principal Investigator Basic Section 18020:Manufacturing and production engineering-related
Keywords	Principal Investigator 可視化計測 / 気泡 / シャドウグラフ / せん断応力 / キーホール / スパッタ / 高速度観察 / 発光分光分析 / 金属蒸気 / レーザ溶接 … More Except Principal Investigator … More 可視化計測 / ポロシティ / 指向性エネルギー堆積法 / 付加加工 / レーザ加工 Less

レーザメタルデポジション中の溶融池内部の可視化計測に基づく気泡発生過程の解明
- Principal Investigator
  
  山口拓人
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 18020:Manufacturing and production engineering-related
- Research Institution
  Osaka Research Institute of Industrial Science and Technology
Understanding and Control of Metal Vapor Dynamics for the Realization of Spatter-Free Laser Welding TechnologyPrincipal Investigator
- Principal Investigator
  
  Tanaka Keigo
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 18020:Manufacturing and production engineering-related
- Research Institution
  Osaka Research Institute of Industrial Science and Technology

All 2025 2024 2023 2022

All Journal Article Presentation

[Journal Article] 超硬合金(WC-Co)のレーザメタルデポジションにおける気孔欠陥の原因究明と抑制技術の開発2025
- Author(s)
  山口拓人，田中慶吾，陶山剛，萩野秀樹
- Journal Title
  
  スマートプロセス学会誌
  
  Volume: 14 Pages: 64-70
- Data Source
  KAKENHI-PROJECT-23K03632
[Journal Article] In-situ observation of CO gas bubble behavior in molten pool during direct laser deposition of WC-Co cermet material2025
- Author(s)
  Yamaguchi Takuto、Tanaka Keigo、Suyama Takeshi
- Journal Title
  
  Optics and Laser Technology
  
  Volume: 180 Pages: 111561-111561
- DOI
  10.1016/j.optlastec.2024.111561
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K03632
[Journal Article] Effects of zirconium diboride addition on porosity reduction in laser metal deposition of tungsten carbide-cobalt cermet material2024
- Author(s)
  Yamaguchi Takuto、Tanaka Keigo、Suyama Takeshi
- Journal Title
  
  Journal of Laser Applications
  
  Volume: 36 Issue: 4 Pages: 042048-042048
- DOI
  10.2351/7.0001555
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K03632
[Journal Article] Direct observation of bubble generation processes inside a molten pool during laser cladding2022
- Author(s)
  Tanaka Keigo、Yamaguchi Takuto
- Journal Title
  
  Surface and Coatings Technology
  
  Volume: 447 Pages: 128831-128831
- DOI
  10.1016/j.surfcoat.2022.128831
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14165
[Presentation] Ni基超合金のレーザメタルデポジションにおける臨界Weber数に基づいたガス巻込み抑制指針2025
- Author(s)
  田中慶吾，山口拓人
- Organizer
  第268回溶接法研究委員会
- Invited
- Data Source
  KAKENHI-PROJECT-23K03632
[Presentation] 超硬合金のレーザ肉盛における気孔欠陥低減粉末の開発2024
- Author(s)
  田中慶吾　山口拓人　陶山剛
- Organizer
  レーザ加工学会第100回記念講演会
- Data Source
  KAKENHI-PROJECT-23K03632
[Presentation] Effects of Zirconium Diboride Addition on Porosity Reduction in Laser Metal Deposition of Tungsten Carbide-Cobalt Cermet Material2024
- Author(s)
  Yamaguchi Takuto、Tanaka Keigo、Suyama Takeshi
- Organizer
  The 43rd annual International Congress on Applications of Lasers & Electro-Optics(ICALEO 2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K03632
[Presentation] インコネル625のレーザメタルデポジションにおいてガス巻込みの有無を決定づける臨界Weber数2024
- Author(s)
  田中慶吾，山口拓人
- Organizer
  スマートプロセス学会
- Data Source
  KAKENHI-PROJECT-23K03632
[Presentation] Direct Observation Technique Using Quartz Glass for Bubbles Inside a Molten Pool During Laser Metal Deposition2024
- Author(s)
  Keigo Tanaka, Takuto Yamaguchi
- Organizer
  The 43rd annual International Congress on Applications of Lasers & Electro-Optics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14165
[Presentation] アルミニウム添加が超硬粉末のレーザ肉盛中におけるガス発生に及ぼす影響2024
- Author(s)
  田中慶吾　山口拓人　陶山剛
- Organizer
  第264回溶接法研究委員会
- Data Source
  KAKENHI-PROJECT-23K03632
[Presentation] レーザ溶接中のスパッタ発生に及ぼす金属蒸気物性とキーホール形状の影響2024
- Author(s)
  田中慶吾、山口拓人
- Organizer
  一般社団法人溶接学会 2024年度秋季全国大会
- Data Source
  KAKENHI-PROJECT-22K14165
[Presentation] レーザ粉体肉盛溶接中における気泡発生過程の直接観察に基づく気孔欠陥低減手法の提案2023
- Author(s)
  田中慶吾 , 山口拓人 , 萩野秀樹
- Organizer
  第260回溶接法研究委員会
- Data Source
  KAKENHI-PROJECT-22K14165
[Presentation] レーザメタルデポジションにおけるポロシティと粉末粒子の運動エネルギーの関係2023
- Author(s)
  田中慶吾　山口拓人
- Organizer
  溶接学会2023年度秋季全国大会
- Data Source
  KAKENHI-PROJECT-23K03632
[Presentation] Pore defect reduction technique based on direct observation of bubble generation processes during laser metal deposition2023
- Author(s)
  Keigo Tanaka, Takuto Yamaguchi, Hideki Hagino
- Organizer
  The 76th IIW Annual Assembly and International Conference on Welding and Joining
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14165
[Presentation] レーザ粉体肉盛溶接中の溶融池内部における気泡発生過程の可視化2022
- Author(s)
  田中慶吾 , 山口拓人
- Organizer
  一般社団溶接学会 2022年度秋季全国大会
- Data Source
  KAKENHI-PROJECT-22K14165

1. 山口拓人 (20530041)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results

TANAKA KEIGO 田中 慶吾

Tanaka Keigo 田中 慶吾

Research Projects

Research Products

Co-Researchers

レーザメタルデポジション中の溶融池内部の可視化計測に基づく気泡発生過程の解明

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Understanding and Control of Metal Vapor Dynamics for the Realization of Spatter-Free Laser Welding TechnologyPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] 超硬合金(WC-Co)のレーザメタルデポジションにおける気孔欠陥の原因究明と抑制技術の開発2025

Author(s)

Journal Title

Data Source

[Journal Article] In-situ observation of CO gas bubble behavior in molten pool during direct laser deposition of WC-Co cermet material2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Effects of zirconium diboride addition on porosity reduction in laser metal deposition of tungsten carbide-cobalt cermet material2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Direct observation of bubble generation processes inside a molten pool during laser cladding2022

Author(s)

Journal Title

DOI

Data Source

[Presentation] Ni基超合金のレーザメタルデポジションにおける臨界Weber数に基づいたガス巻込み抑制指針2025

Author(s)

Organizer

Data Source

[Presentation] 超硬合金のレーザ肉盛における気孔欠陥低減粉末の開発2024

Author(s)

Organizer

Data Source

[Presentation] Effects of Zirconium Diboride Addition on Porosity Reduction in Laser Metal Deposition of Tungsten Carbide-Cobalt Cermet Material2024

Author(s)

Organizer

Data Source

[Presentation] インコネル625のレーザメタルデポジションにおいてガス巻込みの有無を決定づける臨界Weber数2024

Author(s)

Organizer

Data Source

[Presentation] Direct Observation Technique Using Quartz Glass for Bubbles Inside a Molten Pool During Laser Metal Deposition2024

Author(s)

Organizer

Data Source

[Presentation] アルミニウム添加が超硬粉末のレーザ肉盛中におけるガス発生に及ぼす影響2024

Author(s)

Organizer

Data Source

[Presentation] レーザ溶接中のスパッタ発生に及ぼす金属蒸気物性とキーホール形状の影響2024

Author(s)

Organizer

Data Source

[Presentation] レーザ粉体肉盛溶接中における気泡発生過程の直接観察に基づく気孔欠陥低減手法の提案2023

Author(s)

Organizer

Data Source

[Presentation] レーザメタルデポジションにおけるポロシティと粉末粒子の運動エネルギーの関係2023

Author(s)

Organizer

Data Source

[Presentation] Pore defect reduction technique based on direct observation of bubble generation processes during laser metal deposition2023

Author(s)

Organizer

Data Source

[Presentation] レーザ粉体肉盛溶接中の溶融池内部における気泡発生過程の可視化2022

Author(s)

Organizer

Data Source

TANAKA KEIGO 田中慶吾

Tanaka Keigo 田中慶吾