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physics.optics2026
Optically locked low-noise photonic microwave oscillator
Zexing Zhao, Bin Li, Kunpeng Jia +13
The next-generation sensing and communication applications rely on high-frequency microwave generation with low-noise. The microwave photonic technology is promising by the practic…
physics.optics2025
Super-efficient optical frequency division referenced to μHz Schawlow-Townes-linewidth quantum-noise-limited lasers
Jiahao Hu, Yanlan Xiao, Honglei Yang +12
Optical frequency division (OFD) implements the conversion of ultra-stable optical frequencies into microwave frequencies through an optical frequency comb flywheel, generating mic…
physics.optics2024
Miniature narrow-linewidth 1 μm Laser
Xiaofan Zhang, Fan Zhang, Kunpeng Jia +8
Self-injection locking scheme has the potential to narrow the linewidth of lasers in a compact setup. Here, we report a narrow linewidth laser source near 1 μm by self-injection lo…