[8] YAN Baoqiang, LI Jian, ZHANG Mingjiang, et al. Raman distributed temperature sensor with optical dynamic difference compensation and visual localization technology for tunnel fire detection[J]. Sensors, 2019, 19(10): 2320-2320.

[9] YAMATE T, FUJISAWA G, IKEGAMI T. Optical sensors for the exploration of oil and gas[J]. Journal of Lightwave Technology, 2017, 35: 3538-3545.

[11] FECED R, FARHADIROUSHAN M, HANDEREK V A, et al. A high spatial resolution distributed optical fiber sensor for high-temperature measurements[J]. Review of Scientific Instruments, 1997, 68(10): 3772-3776.

[12] ISMAIL L, RUBEN R L, ANGELES Q M, et al. Ultrahigh temperature Raman-based distributed optical fiber sensor with gold-coated fiber[J]. IEEE Journal of Selected Topics in Quantum Electronics, 2017, 23(2): 296-301.

[13] ISMAIL L, ANGELES Q M, LOPEZ-HIGUERA J M. Comparative experimental study of a high-temperature Raman-based distributed optical fiber sensor with different special fibers[EB/OL].[2020-10-13]. https://www.mdpi.com/1424-8220/19/3/574.