Hybrid cryogenic-cavity plus chip-scale Brillouin laser delivers <1 Hz linewidth and 0.2 Hz²/Hz noise above 10 MHz, enabling sub-Hz spectroscopy in a 3D 87Sr clock.
H.et al.Thermal and driven noise in Brillouin lasers.Physical Review A105, 043506 (2022)
2 Pith papers cite this work. Polarity classification is still indexing.
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physics.optics 2years
2026 2verdicts
UNVERDICTED 2representative citing papers
Dual Brillouin lasers in a shared fiber cavity produce an X-band stepped-frequency waveform with over 23 dB phase-noise improvement at 100 kHz offset compared to a low-cost VCO.
citing papers explorer
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Ultra-Low-Noise Brillouin Hybrid Synthetic Laser for Sub-Hertz Lattice Clock Spectroscopy
Hybrid cryogenic-cavity plus chip-scale Brillouin laser delivers <1 Hz linewidth and 0.2 Hz²/Hz noise above 10 MHz, enabling sub-Hz spectroscopy in a 3D 87Sr clock.
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Brillouin-Enhanced Photonic Stepped-Frequency Radar
Dual Brillouin lasers in a shared fiber cavity produce an X-band stepped-frequency waveform with over 23 dB phase-noise improvement at 100 kHz offset compared to a low-cost VCO.