3 papers
physics.optics2026
Brillouin-Enhanced Photonic Stepped-Frequency Radar
Ziqian Zhang, Ryan L. Russell, Choon Kong Lai +1
Photonic stepped-frequency (SF) radar offers high range resolution and only requires low-speed driving electronics, but existing architectures face challenges in achieving low phas…
physics.optics2025
Brillouin lasers in Bragg grating microresonators
Ryan L. Russell, Moritz Merklein, Choon Kong Lai +5
Chip-scale coherent light sources are required in applications spanning metrology and sensing to telecommunications. Brillouin lasers (BLs) offer a route to ultra-coherent optical…
physics.optics2023
On-Chip Stimulated Brillouin Scattering via Surface Acoustic Waves
Govert Neijts, Choon Kong Lai, Maren Kramer Riseng +6
Surface acoustic wave (SAW) devices are ubiquitously used for signal processing and filtering, as well as mechanical, chemical and biological sensing, and show promise as quantum t…