[1] Li E B. Design and test of multimode interference based optical fiber temperature sensors. Proceedings of the Society for Photo- Instrumentation Engineers, 2008, 7157: 71570F-1–71570F-9

[2] Chen C, Yu S H, Yang R, Wang L, Guo J C, Chen Q D, Sun H B. Monitoring thermal effect in femtosecond laser interaction with glass by fiber Bragg grating. Journal of Lightwave Technology, 2011, 29(14): 2126–2130

[3] Guo J C, Yu Y S, Zhang X L, Chen C, Yang R, Wang C, Yang R Z, Chen Q D, Sun H B. Compact long-period fiber gratings with resonance at second-order diffraction. IEEE Photonics Technology Letters, 2012, 24(16): 1393–1395

[4] Ferreira M S, Coelho L, Schuster K, Kobelke J, Santos J L, Fraz o O. Fabry-Pérot cavity based on a diaphragm-free hollow-core silica tube. Optics Letters, 2011, 36(20): 4029–4031

[5] Lee C L, Lee L H, Hwang H E, Hsu J M. Highly sensitive air-gap fiber Fabry-Pérot interferometers based on polymer-filled hollow core fibers. IEEE Photonics Technology Letters, 2012, 24(2): 149– 151

[6] Li X F, Lin S, Liang J X, Zhang Y P, Oigawa H, Ueda T. Fiber-optic temperature sensor based on difference of thermal expansion coefficient between fused silica and metallic material. IEEE Photonics Journal, 2012, 4(1): 155–162

[7] Liu Y, Qu S, Li Y. Single microchannel high-temperature fiber sensor by femtosecond laser-induced water breakdown. Optics Letters, 2013, 38(3): 335–337

[8] Li E, Wang X, Zhang C. Fiber-optic temperature sensor based on interference of selective higher-order modes. Applied Physics Letters, 2006, 89(9): 091119

[9] Wu D, Zhu T, Liu M. A high temperature sensor based on a peanutshape structure Michelson interferometer. Optics Communications, 2012, 285(24): 5085–5088

[10] Jasim A A, Harun SW, Arof H, Ahmad H. Inline microfiber Mach– Zehnder interferometer for high temperature sensing. IEEE Sensors Journal, 2013, 13(2): 626–628

[11] Nguyen L V, Hwang D, Moon S, Moon D S, Chung Y. High temperature fiber sensor with high sensitivity based on core diameter mismatch. Optics Express, 2008, 16(15): 11369–11375

[12] Lu P, Chen Q. Femtosecond laser microfabricated fiber Mach- Zehnder interferometer for sensing applications. Optics Letters, 2011, 36(2): 268–270

[13] Lu P, Men L, Sooley K, Chen Q Y. Tapered fiber Mach–Zehnder interferometer for simultaneous measurement of refractive index and temperature. Applied Physics Letters, 2009, 94(13): 131110

[14] Li L, Xia L, Xie Z, Liu D. All-fiber Mach-Zehnder interferometers for sensing applications. Optics Express, 2012, 20(10): 11109– 11120

[15] Wang Y, Li Y, Liao C,Wang D N, Yang M, Lu P. High-temperature sensing using miniaturized fiber in-line Mach–Zehnder interferometer. IEEE Photonics Technology Letters, 2010, 22(1): 39–41

[16] Geng Y, Li X, Tan X, Deng Y, Yu Y. High-sensitivity Mach- Zehnder interferometric temperature fiber sensor based on a waistenlarged fusion bitaper. IEEE Sensors Journal, 2011, 11(11): 2891– 2894

[17] Liu Y, Peng W, Liang Y Z, Zhang X, Zhou X, Pan L. Fiber-optic Mach-Zehnder interferometric sensor for high-sensitivity high temperature measurement. Optics Communications, 2013, 300: 194–198

[18] Fraz o O, Silva S F O, Viegas J, Baptista JM, Santos J L, Kobelke J, Schuster K. All fiber Mach-Zehnder interferometer based on suspended twin-core fiber. IEEE Photonics Technology Letters, 2010, 22(17): 1300–1302

[19] Zhang S, Zhang W, Gao S, Geng P, Xue X. Fiber-optic bending vector sensor based on Mach-Zehnder interferometer exploiting lateral-offset and up-taper. Optics Letters, 2012, 37(21): 4480–4482

[20] Zhao C L,Wang Z, Zhang S, Qi L, Zhong C, Zhang Z, Jin S, Guo J, Wei H. Phenomenon in an alcohol not full-filled temperature sensor based on an optical fiber Sagnac interferometer. Optics Letters, 2012, 37(22): 4789–4791

[21] Moon D S, Kim B H, Lin A, Sun G, Han Y G, Han W T, Chung Y. The temperature sensitivity of Sagnac loop interferometer based on polarization maintaining side-hole fiber. Optics Express, 2007, 15 (13): 7962–7967

[22] Zheng X B, Liu Y G, Wang S, Han T T, Wei C W, Chen J. Transmission and temperature sensing characteristics of a selectively liquid-filled photonic-bandgap-fiber-based Sagnac interferometer. Applied Physics Letters, 2012, 100(14): 141104

[23] Han T, Liu Y G, Wang Z, Guo J, Wu Z, Wang S, Li Z, Zhou W. Unique characteristics of a selective-filling photonic crystal fiber Sagnac interferometer and its application as high sensitivity sensor. Optics Express, 2013, 21(1): 122–128