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HIRATA Yoshinori

Background

1974.3

Bachelor of Engineering, Faculty of Engineering, Osaka University

1976.3

Master of Engineering, Graduate School of Engineering, Osaka University

1976.4

Engineer, Hitachi Zosen Corporation

1978.9

Assistant Professor, Osaka University

1989.4

Lecturer, Osaka University

1995.4

Associate Professor, Osaka University

2001.6

Visiting Professor, Delft University of Technology

Research Keywords

Physics of Materials Processing, Welding Engineering

Research Themes

Thermal fluid analysis of weld phenomena
Arc plasma control for welding heat source  
Development of high power density micro-plasma
Research on characteristics of CNT electrode as nano/micro scale heat source
In situ observation of micro materials processing with scanning electron microscope

Academic Societies

Japan Society of Applied Physics, Japan Welding Society, High Temperature Society, Japan Society for Precision Engineering, Japan Institute of Metals, American Welding Society

Awards

2008.9

Technological Development Award of Japan Institute of Metals

2006.4

Outstanding Achievement Award of Japan Welding Society

2005.2

Outstanding Achievement Award in Education and Research of Osaka University

Current Publications

“Effect of REM Addition into Electrode Wire on CO₂ Gas Shielded Arc Phenomena”, T.Kataoka, R.Ikeda, M.Ono, K.Yasuda and Y.Hirata, Quarterly Journal of the Japan Welding Society, Vol.26, No.1 (2008).

“Thermohydrodynamics Analysis of Laser Drilling considering Multiple reflection of Laser and evaporation”, A.Noguchi, E.Ohmura and Y.Hirata, Journal of Japan Laser Processing Society, Vo.14, No.2 (2007)

“Field emission current and vacuum breakdown by a pointed cathode”, Y.Hirata, K.Ozaki, U.Ikeda and M.Mizoshiri, Thin Solid Films, Vo.515, No.9 (2007)