Author:
Herman Daniel I.,Walsh Mathieu,Kreider Molly Kate,Lordi Noah,Tsao Eugene J.,Lind Alexander J.,Heyrich Matthew,Combes Joshua,Genest Jérôme,Diddams Scott A.
Abstract
Soliton squeezing suppresses the amplitude noise of a frequency comb by >3 dB. Dual-comb interferometry enables mode-resolved spectroscopy of H2S with signal-to-noise ratio ∼2.6 dB beyond the shot noise limit.