[1] Liu Y, Qin Q, Liu H H, Tan Z W, Wang M G[J]. Opt. Fiber Technol., 46, 48(2018).
[2] Xu Y L, Zhang X H, Zhu S Y, Zhan S[J]. Sci. Bull., 61, 313(2016).
[3] Yang Chen, Oyadiji S O[J]. Sens. Actuator A-Phys., 244, 1(2016).
[4] Yamaguchi T, Endo W, Shinoda Y[J]. IEEE Sens. J., 19, 10519(2019).
[5] Tanaka Y, Furukawa O, Tsuchiya K[J]. Appl. Phys. Express, 11, 112501(2018).
[6] Guo T, Liu F, Guan B O, Albert J[J]. Opt. Laser Technol., 78, 19(2016).
[7] Ahmad H, Aidit S N, Ooi S I, Tiu Z C[J]. IEEE Sens. J., 18, 8275(2018).
[8] Kim H H, Choi S J, Jeon K S, Pan J K[J]. Sensors, 16, 1(2016).
[9] Kisala P, Harasim D, Mroczka J[J]. Opt. Express, 24, 29922(2016).
[12] Huang L, Liu S J, Liu R Z, Guo Y, Chen X F[J]. IEEE Photonics Technol. Lett., 30, 1621(2018).
[15] Jaharudin N A N, Cholan N A, Omar M A, Talib R, Ngajikin N H[J]. Laser Phys., 30, 015101(2020).
[16] Liao S L, Wong T[J]. IEEE Sens. J., 19, 12016(2019).
[18] Liu G G, ZhuY P, Liu Z G, Han M[J]. Opt. Lett., 44, 2756(2019).
[19] Song L J, Zhang P F, Wang X, Wang C X, Li G, Zhang T C[J]. Acta Phys. Sin., 68, 074204(2019).
[20] Guo Y, Liu S J, Ni Y, Wu H D, Chen , X F[J]. Opt. Express, 27, 11776(2019).