From Event: SPIE LASE, 2023
We use polarization-dependent gain in a twisted birefringent medium to realize a sub-megahertz linewidth optical feature. Our approach is loss-free, resonator-free, and cost-effective, offering high sensitivity and on-demand tunability.
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Neel Choksi, Yi Liu, Rojina Ghasemi, and Li Qian, "Sub-megahertz optical features using a resonator-free twisted Brillouin gain medium," Proc. SPIE 12407, Laser Resonators, Microresonators, and Beam Control XXV, 1240703 (Presented at SPIE LASE: January 31, 2023; Published: 15 March 2023); https://doi.org/10.1117/12.2656954.