Shuangchen Tian, Yujiao Li, Junyu Zhong, Luqie Li, Shilin Wang. Study on Li ion migration of glass-ceramic in discharge area of space triaxial laser gyroscope[J]. Infrared and Laser Engineering, 2023, 52(7): 20220819
- Infrared and Laser Engineering
- Vol. 52, Issue 7, 20220819 (2023)
Fig. 1. Space triaxial laser gyroscope. (a) Schematic diagram of light path; (b) Physical map
Fig. 2. Power curves of three channels of experimental laser gyroscope in 50 days before the end of life
Fig. 3. Allan variance diagram of experimental laser gyroscope (a) in normal operation and (b) after the end of life
Fig. 4. (a) Physical map and (b) partial schematic diagram of glass-ceramic in discharge region
Fig. 5. (a) Image of test of glass-ceramic; (b) Schematic diagram of selected test area
Fig. 6. Intensity curves with sputtering depth of Si+, Al+ and Li+ in different area
Fig. 7. (a) Imaging chart of Si+, Al+ and Li+ on the boundary of the glass-ceramic in discharge region at 10 nm depth; (b) Li+/Si+ ratio of different area
Fig. 8. (a) Diagram of test area of inner and outer surface of the cathode; (b) Intensity curves of Li+ with sputtering depth on Area1 and the outer surface of cathode and (c) in three areas on the inner surface of cathode
Fig. 9. Intensity curves of Li+ with sputtering depth on the surface of film of mirror in discharge and non-discharge area
Fig. 10. Electric field distribution of laser gyroscope and its local magnification
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