Prof. Osamu Morikawa Profile

Prof. Osamu Morikawa

at Japan Coast Guard Academy

SPIE Involvement:

Author

Publications (6)

Proceedings Article | 12 March 2024 Presentation

Highly efficient optical beats using laser chaos for THz waves

Fumiyoshi Kuwashima, Mona Jarrahi, Semih Cakmakyapan, Osamu Morikawa, Kazuyoshi Kurihara, Kenji Wada, Hideaki Kitahara, Takashi Furuya, Masanobu Haraguchi, Takeshi Moriyasu, Yuki Kawakami, Makoto Nakajima, Masahiko Tani

Proceedings Volume PC12885, PC1288501 (2024) https://doi.org/10.1117/12.3002192

KEYWORDS: Laser optics, Terahertz radiation, Chaos, Continuous wave operation, Semiconductor lasers, Plasmonics

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Proceedings Article | 13 March 2023 Presentation + Paper

Stable optical beats in laser chaos near the threshold level for THz waves generation

Fumiyoshi Kuwashima, Mona Jarrahi, Semih Cakmakyapan, Osamu Morikawa, Takuya Shirao, Kazuyuki Iwao, Kazuyoshi Kurihara, Hideaki Kitahara, Takashi Furuya, Kenji Wada, Makoto Nakajima, Masahiko Tani

Proceedings Volume 12420, 124200D (2023) https://doi.org/10.1117/12.2649618

KEYWORDS: Laser optics, Terahertz radiation, Semiconductor lasers, Laser frequency, Chaos, Laser damage threshold, Laser stabilization, Antennas, Spectrum analysis, Mirrors

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Proceedings Article | 7 March 2022 Presentation + Paper

High stable optical beats in laser chaos for CW THz-TDS system

Fumiyoshi Kuwashima, Mona Jarrahi, Semih Cakmakyapan, Osamu Morikawa, Takuya Shirao, Kazuyuki Iwao, Kazuyoshi Kurihara, Hideaki Kitahara, Takashi Furuya, Kenji Wada, Makoto Nakajima, Masahiko Tani

Proceedings Volume 12000, 120000N (2022) https://doi.org/10.1117/12.2607854

KEYWORDS: Laser optics, Chaos, Semiconductor lasers, Terahertz radiation, Spectrum analysis, Continuous wave operation, Laser stabilization, Antennas

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Proceedings Article | 5 March 2021 Presentation + Paper

Stability of CW-THz wave using laser chaos

Fumiyoshi Kuwashima, Mona Jarrahi, Semih Cakmakyapan, Osamu Morikawa, Takuya Shirao, Kazuyuki Iwao, Kazuyoshi Kurihara, Hideaki Kitahara, Takashi Furuya, Kenji Wada, Makoto Nakajima, Masahiko Tani

Proceedings Volume 11685, 116851C (2021) https://doi.org/10.1117/12.2578839

KEYWORDS: Laser stabilization, Radio optics, Chaos, Continuous wave operation, Terahertz spectroscopy, Semiconductor lasers, Plasmonics, Spectroscopy, Modes of laser operation

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Proceedings Article | 2 March 2020 Presentation + Paper

Stable THz wave generations using laser chaos

F. Kuwashima, T. Shirao, M. Tani, K. Kurihara, K. Yamamoto, O. Morikawa, H. Kitahara, M. Nakajima

Proceedings Volume 11279, 112790R (2020) https://doi.org/10.1117/12.2546138

KEYWORDS: Terahertz radiation, Chaos, Semiconductor lasers, Signal detection, Continuous wave operation, Spectroscopy, Antennas, Laser stabilization

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Proceedings Article | 4 March 2019 Presentation + Paper

High-efficiency THz wave generation and detection using laser chaos and metal V-grooved wave guide

F. Kuwashima, T. Shirao, K. Iwao, M. Tani, K. Kurihara, K. Yamamoto, O. Morikawa, H. Kitahara, M. Nakajima

Proceedings Volume 10902, 109021A (2019) https://doi.org/10.1117/12.2510136

KEYWORDS: Signal detection, Terahertz radiation, Waveguides, Semiconductor lasers, Chaos, Metals, Antennas, Mirrors, Silicon, Reflectivity

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Showing 5 of 6 publications

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