Xiao-jun LIN, De-quan LIN, Ting-di LIAO, Ya-fan DUAN, Yan-tang HUANG. Thermo-optic Effect of Optical Microsphere Cavity for Temperature Sensor Research[J]. Acta Photonica Sinica, 2020, 49(3): 0314004
- Acta Photonica Sinica
- Vol. 49, Issue 3, 0314004 (2020)
Fig. 1. Schematic diagram of the experimental device with TLS as the pump source. Inset: coupling diagram of tapered fiber and microspheres with diameter of 100μm
Fig. 2. Experimental setup and resonance spectrum using ASE as the pump source
Fig. 3. Q -value test plot of silica microspheres
Fig. 4. Fitting curve of resonant wavelength with input power at 300K ambient temperature
Fig. 5. Fitting curve of resonant wavelength with ambient temperature at 80 μW input power
Fig. 6. The change of resonance spectrum of silica microsphere cavity with excitation power and ambient temperature
Fig. 7. The change of resonance spectrum of Erbium-doped silica microsphere cavity with excitation power and ambient temperature
Fig. 8. The change of resonance spectrum of undoped tellurite glass microsphere cavity with excitation power and ambient temperature
Fig. 9. The change of resonance spectrum of Er3+/Tm3+ codoped tellurite glass microsphere cavity with excitation power and ambient temperature
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