Narrow linewidth semiconductor laser based on single-wavelength narrowband optical filtering assembly frequency selection Patent Grant Tang , et al. November 3, 2 [Accelink Technologies Co., Ltd.]
Laser Linewidth, Frequency Noise and Measurement
demonstrates the linewidth of the laser beatnote (∼1 mHz/s drift)... | Download Scientific Diagram
Very large bandwidth lasers | Nature Photonics
Applied Sciences | Free Full-Text | Narrowing Linewidth of Wavelength-Swept Active Mode Locking Laser Based on Cross Gain Modulation