Jin LI, Hao YAN, Jie MENG. Research progress of gas absorption spectrum detection technology based on photonic crystal fiber[J]. Optics and Precision Engineering, 2021, 29(10): 2316

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- Optics and Precision Engineering
- Vol. 29, Issue 10, 2316 (2021)

Fig. 1. Schematic diagram of core, cladding pore structure and distribution of PCF

Fig. 2. Different PCF structures for gas surface absorption

Fig. 3. PCF structures for long-path gas detection technology
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Table 1. Comparison of optical properties of PCF with different structures
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Table 2. Performance comparison of surface absorption PCF gas sensors

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