[24a-D315-1~9] 3.6 Ultrashort-pulse and high-intensity lasers

[24a-D315-6] Stability measurement of Raman combs in silica WGM microresonators

〇Shuto Sugawara¹, Shun Fujii^1,2, Shota Sota¹, Takasumi Tanabe¹ (1.Keio Univ., 2.RIKEN)

Keywords:Raman comb, Optical frequency comb, Silica rod microresonators

The stability of Raman combs and the free spectral range were precisely measured. The results show that Raman combs is highly stable, but the free spectral range is wavelength dependent. This suggests that a different stabilization mechanism from that of four-light wave mixing is at work.