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Chip-scale photonic approach achieves ultralow-noise microwave and millimeter-wave signal generation

  • May 12, 2026 at 12:40 AM
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Chip-scale photonic approach achieves ultralow-noise microwave and millimeter-wave signal generation
Researchers led by Dr. Changmin Ahn and Prof. Jungwon Kim at KAIST, in collaboration with Prof. Hansuek Lee, have demonstrated a chip-scale photonic approach for generating ultralow-noise and highly stable microwave and millimeter-wave signals based on optical frequency combs (microcombs), offering a potential pathway toward compact, high-performance frequency sources for next-generation technologies.

Originally published at Phys.org

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