Nan Lin, Li Zhong, Haiming Li, Xiaoyu Ma, Cong Xiong, Suping Liu, Zhigang Zhang. Strain-Compensated Multiquantum Well Structure Semiconductor Saturable Absorber Mirror[J]. Chinese Journal of Lasers, 2022, 49(11): 1101002
- Chinese Journal of Lasers
- Vol. 49, Issue 11, 1101002 (2022)
Fig. 1. Schematic of two strain-compensated multiquantum well SESAMs structures
Fig. 2. PL spectra of samples A, B, C, E, and F
Fig. 3. High resolution X-ray diffraction rocking curves on the lattice plane (004) of six samples. (a) Sample A; (b) sample B; (c) sample C; (d) sample D; (e) sample E; (f) sample F
Fig. 4. Reflection spectra of test and simulation for sample D
Fig. 5. Reflection spectra of test and simulation for samples E and F. (a) Sample E; (b) sample F
Fig. 6. Mode locking laser for testing the SESAM
Fig. 7. Results of mode locking test. (a) Curve of output power at different pump powers; (b) output optical spectrum; (c) output pulse width measured by autocorrelator; (d) oscilloscope trace with a mode-locked pulse train
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Table 1. Specific growth parameters of DBR, MQW, and SESAM
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Table 2. PL spectrum peak wavelength and FWHM of samples A, B, C, E, and F
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Table 3. Periodic thickness of MQW and DBR for samples AF
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