Author:
Zhao Yun,Jang Jae K.,Ji Xingchen,Okawachi Yoshitomo,Lipson Michal,Gaeta Alexander L.
Abstract
We demonstrate a novel amplification scheme that yields high (30-dB), continuous-wave parametric amplification of weak signals using small-footprint microresonators at pump power levels (< 10 mW) compatible with typical chip-scale lasers.