Mengyu Wang, Lekang Fan, Lingfeng Wu, Zhizhou Lu, Bo Liu, Zhuang Guo, Chengfeng Xie. Research on Kerr optical frequency comb generation based on MgF2 crystalline microresonator with ultra-high-Q factor[J]. Infrared and Laser Engineering, 2021, 50(11): 20210481
- Infrared and Laser Engineering
- Vol. 50, Issue 11, 20210481 (2021)
Fig. 1. (a) Picture of MgF2 crystalline resonator; (b) Characterization results of cavity sidewall profile
Fig. 2. Mode electric field distribution of MgF2 microresonator structure
Fig. 3. Schematic of optical frequency comb based on microresonator structure
Fig. 4. (a) Transmission spectrum of MgF2microresonator; (b) Lorentz fitted spectral line
Fig. 5. (a)-(f) Evolution process of optical frequency comb under constant detuning with varying pump power
Fig. 6. (a)-(d) Evolution process of an optical frequency comb with detuning changes under constant power
Fig. 7. (a)-(c) Influence of dispersion variation on the evolution of optical frequency comb; (d)-(f) Time-domain spectra of different soliton states
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