[1] S. Gao, M. Luo, Z. Jing, H. Chen. A tunable dual-wavelength fiber ring-cavity laser based on a FBG and DFB laser injection. Optik, 203, 163961(2020).

[2] C. Li, C. Liao, J. Wang, Z. Li, Y. Wang, J. He, Z. Bai, Y. Wang. Femtosecond laser microprinting of a polymer fiber Bragg grating for high-sensitivity temperature measurements. Opt. Lett., 43, 3409(2018).

[3] Y. Ma, X. Qiao, T. Guo, R. Wang, J. Zhang, Y. Weng, Q. Rong, M. Hu, Z. Feng. Reflective fiber-optic refractometer based on a thin-core fiber tailored Bragg grating reflection. Opt. Lett., 37, 323(2012).

[4] L. Yinggang, L. Xin, Z. Ting, Z. Wei. Integrated FPI-FBG composite all-fiber sensor for simultaneous measurement of liquid refractive index and temperature. Opt. Laser Eng., 111, 167(2018).

[5] L. Zhang, F. Yan, T. Feng, W. Han, Y. Bai, Z. Bai, D. Cheng, H. Zhou, Y. Suo. Wavelength-tunable thulium-doped fiber laser with sampled fiber Bragg gratings. Opt. Laser Technol., 120, 105707(2019).

[6] H. Li, Q. Zhao, S. Jiang, J. Ni, C. Wang. FP cavity and FBG cascaded optical fiber temperature and pressure sensor. Chin. Opt. Lett., 17, 040603(2019).

[7] X. Fan, J. Jiang, X. Zhang, K. Liu, S. Wang, T. Liu. Investigation on temperature characteristics of weak fiber Bragg gratings in a wide range. Chin. Opt. Lett., 17, 120603(2019).

[8] E. Xu, S. Pan, Z. Zhang, P. Li. Performance-improved microwave photonic single-passband filter using birefringence of phase-shifted fiber Bragg grating. Opt. Commun., 428, 41(2018).

[9] Z. Glasser, Y. Ofer, R. Abramov, D. Gotliv, S. Sternklar. High speed and high sensitivity fiber Bragg grating interrogator based on the RF phase-shift technique. Opt. Commun., 428, 240(2018).

[10] A. Zhang, L. Hao, B. Geng, D. Li. Investigation of narrow band random fiber ring laser based on random phase-shift Bragg grating. Opt. Laser Technol., 116, 1(2019).

[11] X. Zhao, M. Dong, Y. Zhang, H. Niu, F. Luo, L. Zhu. Switchable dual-wavelength fiber laser based on a phase-shifted fiber Bragg grating combined with Mach–Zehnder interferometer and Sagnac loop. Opt. Fiber Technol., 48, 104(2019).

[12] C. Sun, M. Wang, Y. Dong, S. Ye, S. Jian. Compound comb filter based on Sagnac interferometer and phase shifted fiber Bragg grating using for tunable and switchable fiber ring laser. Laser Phys., 28, 105102(2018).

[13] Y. Ma, Z. Zhang, J. Yuan, Z. Zeng, S. Zhang, Y. Zhang, Z. Zhang, D. Fu, J. Wang, Y. Liu. Optically tunable microwave frequency downconversion based on an optoelectronic oscillator employing a phase-shifted fiber Bragg grating. IEEE Photon. J., 10(2018).

[14] S. Miao, W. Zhang, Y. Song. Random Bragg-gratings-based narrow linewidth random fiber laser with a π-phase-shifted FBG. Chin. Opt. Lett., 17, 071403(2019).

[15] C. Liao, L. Xu, C. Wang, D. N. Wang, Y. Wang, Q. Wang, K. Yang, Z. Li, X. Zhong, J. Zhou, Y. Liu. Tunable phase-shifted fiber Bragg grating based on femtosecond laser fabricated in-grating bubble. Opt. Lett., 38, 4473(2013).

[16] L. Bao, X. Dong, S. Zhang, C. Shen, P. P. Shum. Magnetic field sensor based on magnetic fluid-infiltrated phase-shifted fiber Bragg grating. IEEE Sens. J., 18, 4008(2018).

[17] J. Luo, S. Liu, Y. Zhao, Y. Chen, K. Yang, K. Guo, J. He, C. Liao, Y. Wang. Phase-shifted fiber Bragg grating modulated by a hollow cavity for measuring gas pressure. Opt. Lett., 45, 507(2020).

[18] A. Halstuch, A. A. Ishaaya. Characterizing the effect of femtosecond photo-treatment on the center wavelength of fiber Bragg gratings. Opt. Express, 26, 18990(2018).

[19] C. Martinez, P. Ferdinand. Analysis of phase-shifted fiber Bragg gratings written with phase plates. Appl. Opt., 38, 3223(1999).

[20] X. Chen, Y. Painchaud, K. Ogusu, H. Li. Phase shifts induced by the piezoelectric transducers attached to a linearly chirped fiber Bragg grating. J. Lightwave Technol., 28, 2017(2010).

[21] J. Burgmeier, C. Waltermann, G. Flachenecker, W. Schade. Point-by-point inscription of phase-shifted fiber Bragg gratings with electro-optic amplitude modulated femtosecond laser pulses. Opt. Lett., 39, 540(2014).

[22] J. Zhou, K. Guo, J. He, M. Hou, Z. Zhang, C. Liao, Y. Wang, G. Xu, Y. Wang. Novel fabrication technique for phase-shifted fiber Bragg gratings using a variable-velocity scanning beam and a shielded phase mask. Opt. Express, 26, 13311(2018).

[23] X. Zhou, Y. Dai, J. M. Karanja, F. Liu, M. Yang. Fabricating phase-shifted fiber Bragg grating by simple postprocessing using femtosecond laser. Opt. Eng., 56, 27108(2017).

[24] D. Yang, Y. Liu, Y. Wang, T. Zhang, M. Shao, D. Yu, H. Fu, Z. Jia. Integrated optic-fiber sensor based on enclosed EFPI and structural phase-shift for discriminating measurement of temperature, pressure and RI. Opt. Laser Technol., 126, 106112(2020).

[25] A. Halstuch, A. A. Ishaaya. Strain-assisted femtosecond inscription of phase-shifted gratings. Opt. Lett., 43, 3893(2018).

[26] X. Sun, L. Zeng, H. Du, X. Dong, Z. Chang, Y. Hu, J. Duan. Phase-shifted gratings fabricated with femtosecond laser by overlapped two types of fiber Bragg gratings. Opt. Laser Technol., 124, 105969(2020).

[27] D. Chu, X. Sun, Y. Hu, X. Dong, K. Yin. Micro-channel etching characteristics enhancement by femtosecond laser processing high-temperature lattice in fused silica glass. Chin. Opt. Lett., 15, 071403(2017).

[28] W. He, Y. Fang, L. Zhu, M. Dong, X. Lou, F. Luo. Optical fiber interference sensor based on fiber ending micro-groove fabricated by femtosecond laser. Optik, 158, 1295(2018).

[29] S. Schulze, M. Wehrhold, C. Hille. Femtosecond-pulsed laser written and etched fiber Bragg gratings for fiber-optical biosensing. Sensors, 18, 2844(2018).

[30] Y. O. Barmenkov, D. Zalvidea, S. Torres-Peiró, J. L. Cruz, M. V. Andrés. Effective length of short Fabry–Perot cavity formed by uniform fiber Bragg gratings. Opt. Express, 14, 6394(2006).