Kenju Otsuka

Tokuyama (Japan) — Japan

Engineering · Physical Sciences

40h-index5.3kcitations314works0.22yr avg
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Research Topics

Semiconductor Lasers and Optical Devices(148), Advanced Fiber Laser Technologies(140), Solid State Laser Technologies(83), Nonlinear Dynamics and Pattern Formation(81), Photonic and Optical Devices(69)

Publications314 total

Learn from the past: Laser-diode-pumped thin-slice ruby laser for self-mixing laser Doppler velocimetry with less than one feedback photon per observation period
2025Open Access
Laser-diode-pumped thin-slice ruby laser for self-mixing laser Doppler velocimetry with less than one feedback photon per observation period
2025Open Access
Harmonics-Assisted 50-Fold Optical Phase Amplification with a Self-Mixing Thin-Slice Nd:GdVO4 Laser with Wide-Aperture Laser-Diode Pumping
Photonics·2025Open Access
Harmonics-Assisted 50-Fold Optical Phase Amplification with a Self-Mixing Thin-Slice Nd:GdVO4 Laser with Wide-Aperture Laser-Diode Pumping
Preprints.org·2025Open Access
Evaluation of thermal expansion of elastomer using self-mixing vibrometry with thin-slice solid laser
Journal of Applied Physics·2025Open Access
Self-mixing thinly sliced ruby laser for laser Doppler velocimetry with high optical sensitivity
Optics Continuum·2024· 2 citedOpen Access
Self-mixing thin sliced ruby laser for laser Doppler velocimetry with high optical sensitivity
2024Open Access
Self-mixing thin sliced ruby laser for laser Doppler velocimetry with high optical sensitivity
2024Open Access
Self-mixing thin sliced ruby laser for laser Doppler velocimetry with high optical sensitivity
2024Open Access
Subharmonic resonance and over twenty-fold phase amplification in a self-mixing thin-slice solid-state laser operating in self-induced skew cosh Gaussian transverse modes
2024Open Access
Subharmonic resonance and over twenty-fold phase amplification in a self-mixing thin-slice solid-state laser operating in self-induced skew cosh Gaussian transverse modes
2024
Subharmonic resonance and over twenty-fold phase amplification in a self-mixing thin-slice solid-state laser operating in self-induced skew cosh Gaussian transverse modes
2024
Erratum: Nonlinear dynamics of a self-mixing thin-slice solid-state laser subjected to Doppler-shifted optical feedback [Phys. Rev. E 104, 044203 (2021)]
Physical review. E·2023Open Access
Spiking ruby revisited: self-induced periodic spiking oscillations leading to chaotic state in a Cr:Al2O3 laser with cw 532-nm pumping
2023Open Access
Spiking ruby revisited: self-induced periodic spiking oscillations leading to chaotic state in a Cr:Al <sub>2</sub> O <sub>3</sub> laser with cw 532-nm pumping
Optics Continuum·2023· 1 citedOpen Access
Spiking ruby revisited: self-induced periodic spiking oscillations leading to chaotic state in a Cr:Al2O3 laser with cw 532-nm pumping
2023Open Access
Spiking ruby revisited: self-induced periodic spiking oscillations leading to chaotic state in a Cr:Al2O3 laser with cw 532-nm pumping
2023Open Access
Spiking ruby revisited: self-induced periodic spiking oscillations leading to chaotic state in a Cr:Al2O3 laser with cw 532-nm pumping
2023
Spiking ruby revisited: self-induced periodic spiking oscillations leading to chaotic state in a Cr:Al2O3 laser with cw 532-nm pumping
arXiv (Cornell University)·2023Open Access
Self-mixing interference in a thin-slice solid-state laser with few feedback photons per observation period
Physical review. A/Physical review, A·2022· 5 cited
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Frequent Co-authors

Shu-Chun Chu(6), Jing-Yuan Ko(4), Paul Mandel(4), Tomoaki Yamada(4), Takayuki Ohtomo(4), Kensuke S. Ikeda(3), K. Kubodera(3), T. Kimura(3), Jyh‐Long Chern(3), M. Georgiou(3), Ryoji KAWAI(3), Yoshihiko Miyasaka(3), Junichi Nakano(2), Hitoshi Kawaguchi(2), M. Saruwatari(2), Yusuke Asakawa(2), Shintaro Miyazawa(2), Seigo Tarucha(2), D. Pieroux(2), H. Iwamura(2)