Prof. Yasuhiro Okamoto Profile

Prof. Yasuhiro Okamoto

Associate Professor at Okayama Univ

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 5 March 2021 Presentation + Paper

Reliable and strong micro-welding of glass by ultrashort pulsed laser

Yasuhiro Okamoto, Zhiyong Ouyang, Akira Okada

Proceedings Volume 11676, 116760P (2021) https://doi.org/10.1117/12.2584895

KEYWORDS: Glasses, Pulsed laser operation, Absorption, Picosecond phenomena, Objectives, Microelectromechanical systems, Light emitting diodes, Laser irradiation, Laser glasses, Laser energy

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Proceedings Article | 12 March 2015 Paper

Smart laser micro-welding of difficult-to-weld materials for electronic industry

Y. Okamoto, N. Nishi, S. Nakashiba, T. Sakagawa, A. Okada

Proceedings Volume 9351, 935102 (2015) https://doi.org/10.1117/12.2076232

KEYWORDS: Nd:YAG lasers, Copper, Aluminum, Pulsed laser operation, Superposition, Absorption, Laser scanners, Semiconductor lasers, Laser welding, Laser processing

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Proceedings Article | 12 June 2007 Paper

Fine micro-welding of thin metal sheet by high speed laser scanning

Yasuhiro Okamoto, Arnold Gillner, Alexander Olowinsky, Jens Gedicke, Yoshiyuki Uno

Proceedings Volume 6593, 65930D (2007) https://doi.org/10.1117/12.722161

KEYWORDS: Fiber lasers, Single mode fibers, Laser welding, Nd:YAG lasers, Pulsed laser operation, Metals, Laser scanners, Distortion, Laser applications, Continuous wave operation

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Proceedings Article | 8 October 2004 Paper

Deformation characteristics of plastics in YAG laser forming

Yasuhiro Okamoto, Isamu Miyamoto, Yoshiyuki Uno, Tomohiko Takenaka

Proceedings Volume 5662, (2004) https://doi.org/10.1117/12.596567

KEYWORDS: Laser irradiation, YAG lasers, Temperature metrology, Thulium, Metals, Thermal analysis, Absorption, Finite element methods, Sensors, Numerical analysis

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Proceedings Article | 19 February 2003 Paper

Micromachining of ITO film by LD-pumped SGH YAG laser

Yasuhiro Okamoto, Yoshiyuki Uno, Yasuyuki Hirao

Proceedings Volume 4830, (2003) https://doi.org/10.1117/12.486573

KEYWORDS: Glasses, Second-harmonic generation, YAG lasers, Absorption, Laser irradiation, Q switching, Dielectrics, Nd:YAG lasers, Electrodes, Transparent conducting films

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Proceedings Article | 6 November 2000 Paper

Effect of nozzle shape on surface integrity in microcutting with pulsed YAG laser

Yasuhiro Okamoto, Yoshiyuki Uno, Naoki Miyanagi

Proceedings Volume 4088, (2000) https://doi.org/10.1117/12.405759

KEYWORDS: YAG lasers, Photography, Micro cutting, Scanning electron microscopy, Shape analysis, Photomicroscopy, Multispectral imaging, Light emitting diodes, Transducers, Thin film coatings

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Showing 5 of 6 publications

Conference Committee Involvement (2)

Laser-based Micro- and Nanoprocessing XI

31 January 2017 | San Francisco, California, United States

Laser-based Micro- and Nanoprocessing X

16 February 2016 | San Francisco, California, United States

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