1. Spectral coherence, Part I: Passive-resonator linewidth, fundamental laser linewidth, and Schawlow-Townes approximation. (August 2020) Authors: Pollnau, Markus; Eichhorn, Marc Journal: Progress in quantum electronics Issue: Volume 72(2020) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗