Infrared and Laser Engineering, Volume. 51, Issue 5, 20220271(2022)
Coherently pumped microcavity soliton physics and dual-comb applications(Invited)
Fig. 1. Fundamental of soliton dynamics in microcavities:(a) Input and output of a coherently pumped microcavity[46]; (b) Double balance between gain and loss as well as dispersion and nonlinearity is needed to support dissipative solitons in microcavities; (c) Dispersion curve of an anomalous dispersion cavity; (d) Simulated intracavity power change when scanning the pump frequency detuning. The power change features several steps indicating soliton states; (e) Experimentally measured transmitted power when scanning the laser from blue-detuning to red-detuning[10, 12]
Fig. 2. Soliton interaction in microcavities:(a) Illustration of co-propagating (CoP) solitons trapped by dispersive wave emission[79]; (b) Perfect soliton crystals (PSC) comprising
Fig. 4. Application of optical frequency combs for spectroscopy:(a) Scheme of mid-infrared dual-comb spectroscopy using silicon microcavities[96]; (b) Dual-comb spectroscopy (DCS) analysis of methane using iDFG mid-IR combs[102]; (c) Intrapulse difference-frequency-generation technology[100]; (d) Interleaved difference-frequency-generation (iDFG) technology[101]
Get Citation
Copy Citation Text
Zhaoyu Cai, Zihao Wang, Changxi Yang, Chengying Bao. Coherently pumped microcavity soliton physics and dual-comb applications(Invited)[J]. Infrared and Laser Engineering, 2022, 51(5): 20220271
Category: Special issue—Microcavity optical frequency comb technology
Received: Apr. 1, 2022
Accepted: May. 12, 2022
Published Online: Jun. 14, 2022
The Author Email: