Dr. Kousuke Ohta Profile

Dr. Kousuke Ohta

at Keio Univ

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Publications (2)

Proceedings Article | 1 June 2004 Paper

Optical waveguide fabrication in new glasses and PMMA with temporally tailored ultrashort laser

Kousuke Ohta, Masanao Kamata, Minoru Obara, Naruhito Sawanobori

Proceedings Volume 5340, (2004) https://doi.org/10.1117/12.552849

KEYWORDS: Waveguides, Polymethylmethacrylate, Refractive index, Glasses, Fused quartz, Femtosecond phenomena, Ionization, Photography, Laser damage threshold, Absorption

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Proceedings Article | 17 October 2003 Paper

Optical waveguide fabrication inside transparent materials by use of plasma channeling induced by tailored femtosecond laser

Masanao Kamata, Kosuke Ohta, Minoru Obara, Hiroshi Sekita

Proceedings Volume 4977, (2003) https://doi.org/10.1117/12.479241

KEYWORDS: Refractive index, Waveguides, Femtosecond phenomena, Plasma, Silica, Pulsed laser operation, Laser irradiation, Glasses, Photonic devices, Laser processing

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