[1] Hill K O, Fujii Y, Johnson D C et al.. Photosensitivity in optical fiber waveguides: Application to reflection filter fabrication. Appl. Phys. Lett., 1978, 32(10):647～649
[2] Meltz G, Morey W W, Glenn W H. Formation of Bragg gratings in optical fibers by a transverse holographic method. Opt. Lett., 1989, 14(15):823～825
[4] Kringlebotn J T, Archambault J L, Raakie L et al.. Highly-efficient, low-noise grating-feedback Er3+:Yb3+ codoped fiber laser. Electron. Lett., 1994, 30(12):972～973
[5] Ouellette F. Dispersion cancellation using linearly chirped Bragg grating fiters in optical waveguides. Opt. Lett., 1987, 12(10):847～849
[6] Fu X, Fay M, Xu J M. 1×8 Supergrating wavelength-division demultiplexer in a silica planar waveguide. Opt. Lett., 1997, 22(21):1627～1629
[8] Albert J, Malo B, Bilodeau F et al.. Photosensitivity in Ge-doped silica optical waveguides and fiber with 193 nm light from an ArF excimer laser. Opt. Lett., 1994, 19(6):387～389
[9] Bilodeau F, Malo B, Albert J et al.. Photosensitization of optical fiber and silica-on-silicon/silica waveguides. Opt. Lett., 1993, 18(12):953～955
[10] Jarvis R A, Love J D, Durandet A et al.. UV-induced index change in hydrogen-free germanosilicate waveguides. Electron. Lett., 1996, 32(6):550～552
[11] Othonos A. Fiber Bragg gratings. Rev. Sci. Instrum., 1997, 68(12):4309～4341
[12] Bazylenko M V, Moss D, Canning J. Complex photosensitivity observed in germanosilica planar waveguides. Opt. Lett., 1998, 23(9):697～699
[13] Chiodini N, Ghidini S, Paleari A. Mechanisms responsible for the ultraviolet photosensitivity of SnO2-doped silica. Phys. Rev. (B), 2001, 64:073102
[14] Long X C, Brueck S R. Large photosensitivity in lead silicate glasses. Appl. Phys. Lett., 1999, 74(15):2110～2112
[15] Long X C, Brueck S R. Composition dependence of the photoinduced refractive-index change in lead silicate glasses. Opt. Lett., 1999, 24(16):1136～1139
[16] Contardi C, Taylor E R, Fu A. Study of UV-written channels in lead silicate glasses. J. Non-Cryst. Solids, 2001, 291:113～120
