Xiao-ting SUN, Hua-ping GONG, Ming-yang XIE, Yong-jie LIN, Chun-liu ZHAO. Comparative Study on Same Structure Based Cascaded Mach-Zehnder Optical Fiber Sensor[J]. Acta Photonica Sinica, 2020, 49(10): 1006002
- Acta Photonica Sinica
- Vol. 49, Issue 10, 1006002 (2020)
Fig. 1. The schematic diagram of the three-stage cascaded M-Z sensor with waist-enlarged structure
Fig. 2. The schematic diagram of the three-stage cascaded M-Z sensor with misaligned structure
Fig. 3. Superposition spectra of two two-stage cascaded structures and spectra of three-stage cascade structures
Fig. 4. Schematic diagram of the experimental device of strain
Fig. 5. Local amplification spectra and linear fitting of wavelength and strain of the two-stage cascaded M-Z sensor with waist-enlarged structure
Fig. 6. Local amplification spectra and linear fitting of wavelength and strain of the three-stage cascaded M-Z sensor with waist-enlarged structure
Fig. 8. Local amplification spectra and linear fitting of wavelength and strain of the three-stage cascaded M-Z sensor with misaligned structure
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