Yoshitomo Okawachi

Columbia University — United States

Physics and Astronomy · Physical Sciences

54h-index12.3kcitations282works9.42yr avg
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Research Topics

Advanced Fiber Laser Technologies(235), Photonic and Optical Devices(226), Mechanical and Optical Resonators(61), Optical Network Technologies(48), Laser-Matter Interactions and Applications(39)

Publications282 total

High-power electrically pumped microcombs
Nature Photonics·2025· 1 cited
Nonlinear Dynamics of Coupled-Resonator Kerr Combs
Physical Review Letters·2025· 9 citedOpen Access
Overcoming stress limitations in SiN nonlinear photonics via a bilayer waveguide
Nanophotonics·2025Open Access
Dispersion-Engineered Resonator-Based Interleaver Co-Designed with Kerr Comb Source
2025
Automated tuning of a ring-assisted MZI-based interleaver for Kerr frequency combs
Optics Letters·2024· 2 citedOpen Access
Nonlinear Dynamics of Coupled-Resonator Kerr-Combs
arXiv (Cornell University)·2024Open Access
Overcoming stress limitations in SiN nonlinear photonics via a bilayer waveguide
arXiv (Cornell University)·2024Open Access
All-optical frequency division on-chip using a single laser
Nature·2024· 91 cited
Photonic-Chip-Based Ultralow-Noise Microwave Generation
2024
Spectrally Flat Normal-GVD Kerr Combs via Opposite-Polarity Comb Synchronization
2024
Stable Modelocking of Coupled Resonator Normal-GVD Kerr-Combs
2024
Chip-scale frequency combs for data communications in computing systems
Optica·2023· 40 citedOpen Access
Massively scalable Kerr comb-driven silicon photonic link
Nature Photonics·2023· 171 citedOpen Access
Coherent Combining for High‐Power Kerr Combs
Laser & Photonics Review·2023· 12 citedOpen Access
Large regenerative parametric amplification on chip at ultra-low pump powers
Optica·2023· 11 citedOpen Access
All-optical frequency division on-chip using a single laser
arXiv (Cornell University)·2023· 4 citedOpen Access
Ultra‐Low‐Loss Silicon Nitride Photonics Based on Deposited Films Compatible with Foundries
Laser & Photonics Review·2023· 55 citedOpen Access
Chip-Based All-Optical Frequency Division
2023
High-Gain Regenerative Parametric Amplification On-Chip
2023
WDM Transmission via High-Power Fully-Integrated Kerr Frequency Combs
2023
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Frequent Co-authors

Alexander L. Gaeta(45), Michal Lipson(37), Xingchen Ji(15), Mengjie Yu(14), Kevin Luke(11), Jay E. Sharping(8), Michael R. E. Lamont(8), Jaime Cárdenas(8), Jae K. Jang(8), Austin G. Griffith(7), Mark A. Foster(6), Alexander L. Gaeta(5), Avik Dutt(5), Chaitanya Joshi(5), Alexander Klenner(5), Adrea R. Johnson(5), Bok Young Kim(5), Yun Zhao(5), Jacob S. Levy(4), Ryan K. W. Lau(4)