Mr. Kensuke Shima Profile

Kensuke Shima

Chief Researcher

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Author

Publications (5)

Proceedings Article | 21 February 2020 Presentation + Paper

8-kW single-stage all-fiber Yb-doped fiber laser with a BPP of 0.50 mm-mrad

Y. Wang, R. Kitahara, W. Kiyoyama, Y. Shirakura, T. Kurihara, Y. Nakanish, T. Yamamoto, M. Nakayama, S. Ikoma, K. Shima

Proceedings Volume 11260, 1126022 (2020) https://doi.org/10.1117/12.2545832

KEYWORDS: Fiber lasers, Raman scattering, Laser processing, Single mode fibers, Optical fibers, Fiber Bragg gratings, Materials processing, Laser welding, Continuous wave operation

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Proceedings Article | 26 February 2018 Paper

5-kW single stage all-fiber Yb-doped single-mode fiber laser for materials processing

Kensuke Shima, Shinya Ikoma, Keisuke Uchiyama, Yuya Takubo, Masahiro Kashiwagi, Daiichiro Tanaka

Proceedings Volume 10512, 105120C (2018) https://doi.org/10.1117/12.2287624

KEYWORDS: Fiber lasers, Single mode fibers, Laser processing, Materials processing, Raman scattering, Four wave mixing, Copper, Ytterbium, Laser systems engineering, Multimode fibers

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Proceedings Article | 22 February 2017 Presentation + Paper

3 kW single stage all-fiber Yb-doped single-mode fiber laser for highly reflective and highly thermal conductive materials processing

S. Ikoma, H. K. Nguyen, M. Kashiwagi, K. Uchiyama, K. Shima, D. Tanaka

Proceedings Volume 10083, 100830Y (2017) https://doi.org/10.1117/12.2250294

KEYWORDS: Fiber lasers, Single mode fibers, Laser processing, Reflectivity, Copper, Materials processing, Laser systems engineering, Laser applications, Multimode fibers, Fabry–Perot interferometers

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Proceedings Article | 9 March 2016 Paper

2 kW single-mode fiber laser with 20-m long delivery fiber and high SRS suppression

Y. Mashiko, H. Nguyen, M. Kashiwagi, T. Kitabayashi, K. Shima, D. Tanaka

Proceedings Volume 9728, 972805 (2016) https://doi.org/10.1117/12.2212049

KEYWORDS: Fiber lasers, Single mode fibers, Resistance, Materials processing, Reflectivity, Fiber characterization, Laser processing, Fiber amplifiers, Raman spectroscopy, Laser systems engineering, Oscillators, Laser applications

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Proceedings Article | 22 February 2007 Paper

30W Q-SW fiber laser

Michihiro Nakai, Kensuke Shima, Manabu Saito, Tomoharu Kitabayashi

Proceedings Volume 6453, 645319 (2007) https://doi.org/10.1117/12.701588

KEYWORDS: Fiber lasers, Pulsed laser operation, Molybdenum, Oscillators, Optical pumping, Materials processing, Cladding, Capillaries, Laser processing, Semiconductor lasers

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