Photonics Research, 2017, 5 (6): 06000B54, Published Online: Dec. 7, 2017
Kerr frequency combs in large-size, ultra-high-Q toroid microcavities with low repetition rates [Invited] Download: 622次
(140.3945) Microcavities (190.4390) Nonlinear optics integrated optics (190.4380) Nonlinear optics four-wave mixing.
Abstract
By overcoming fabrication limitations, we have successfully fabricated silica toroid microcavities with both large diameter (of 1.88 mm) and ultra-high-Q factor (of 3.3×108) for the first time, to the best of our knowledge. By employing these resonators, we have further demonstrated low-threshold Kerr frequency combs on a silicon chip, which allow us to obtain a repetition rate as low as 36 GHz. Such a low repetition rate frequency comb can now be directly measured through a commercialized optical-electronic detector.
Jiyang Ma, Xiaoshun Jiang, Min Xiao. Kerr frequency combs in large-size, ultra-high-Q toroid microcavities with low repetition rates [Invited][J]. Photonics Research, 2017, 5(6): 06000B54.