Binquan Zhou, Guanqun Lei, Linlin Chen, Wenfeng Wu, Zhuo Wang, Xiaofeng Meng, Jiancheng Fang. Noise suppression for the detection laser of a nuclear magnetic resonance gyroscope based on a liquid crystal variable retarder[J]. Chinese Optics Letters, 2017, 15(8): 082302
- Chinese Optics Letters
- Vol. 15, Issue 8, 082302 (2017)
Fig. 1. Diagram of second demodulation process of
Fig. 2. LCVR phase retardation and transmittance. (a) Change relationship between LCVR phase retardation and voltage and (b) change relationship between unified transmittance and voltage.
Fig. 3. Schematic diagram of the liquid crystal variable attenuator.
Fig. 4. Schematic diagram of the laser intensity stabilization system.
Fig. 5. (Color online) Results of laser inspection system stabilization experiment.
Fig. 6. Results of the laser without intensity stabilization.
Fig. 7. Results of the laser with intensity stabilization.
Fig. 8. (Color online) Detection signal spectrum analysis.
Fig. 9. (Color online) Allan standard deviation curve.
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