[1] ALFANO R R, SHAPIRO S L. Observation of self-phase modulation and small-scale filaments in crystals and glasses[J]. Physics Review Letters, 1970, 24(11):592-594. doi: 10.1103/PhysRevLett.24.592
[2] ALFANO R R, SHAPIRO S L. Direct distortion of electronic clouds of rare-gas atoms in intense electric fields[J]. Physics Review Letters, 1970, 24(22):1217-1220. doi: 10.1103/PhysRevLett.24.1217
[3] JONES D J, DIDDAMS S A, RANKA J K, et al. Carrier-envelope phase control of femtosecond mode-locked lasers and direct optical frequency synthesis[J]. Science, 2000, 288(5466):635-639. doi: 10.1126/science.288.5466.635
[4] HSIUNG P, CHEN Y, KO T H, et al. Optical coherence tomography using a continuous-wave, high-power, Raman continuum light source[J]. Optics Express, 2004, 12(22):5287-5295. doi: 10.1364/OPEX.12.005287
[5] MORIOKA T, MORI K, SARUWATARI M. More than 100-wavelength-channel picosecond optical pulse generation from single laser source using supercontinuum in optical fibers[J]. Electronics Letters, 1993, 29(10):862-864. doi: 10.1049/el:19930576
[6] LI A P, ZHENG Y, ZHANG X F, et al. The supercontinuum generation in a photonic crystal fiber pumped at the anomalous dispersion region.Laser Technology, 2008, 32(1):50-52(in Chinese).
[7] AMENT C, POLYNKIN P, JEROME V M. Supercontinuum generation with femtosecond self-healing airy pulses[J]. Physics Review Letters, 2011, 107(24):243901. doi: 10.1103/PhysRevLett.107.243901
[8] REID D T. Ultra-broadband pulse evolution in optical parametric oscillators[J]. Optics Express, 2011, 19(19):17979-17984. doi: 10.1364/OE.19.017979
[9] CONFORTI M, BARONIO F, ANGELIS C D. Nonlinear envelope equation for broadband optical pulses in quadratic media[J]. Physical Review, 2010, A81(5):053841.
[10] PENG R W, LI L, LI Y J, et al. Intensity distribution of broadband laser with flattened-Gaussian mode passing through an aperture[J]. Laser Technology, 2013, 37(6):829-832(in Chinese)
[11] YUAN N, ZHANG W, WANG J, et al. Intensity distributions of a supercontinuum laser in an apertured dispersion lens[J]. Chinese Physics Letters, 2015, 32(3):034201. doi: 10.1088/0256-307X/32/3/034201
[12] MARTINEZ M, CLIMENT V. Focal switch:a new effect in low-Fresnel-number systems[J]. Applied Optics, 1996, 35(1):24-27. doi: 10.1364/AO.35.000024
[13] JI X L, LÜ B D. Focal shift and focal switch of flattened Gaussian beams in passage through an aperture bifocal lens[J]. IEEE Journal of Quantum Electronics, 2003, 39(1):172-178. doi: 10.1109/JQE.2002.806204
[14] DU X, ZHAO D. Focal shift and focal switch of focused truncated elliptical Gaussian beams[J]. Optics Communications, 2007, 275(2):301-304. doi: 10.1016/j.optcom.2007.03.047
[15] LIU W B, ZHONG M, HE H X, et al. Focal shift and focal switch of partially coherent annular beam focused by lens.Laser Technology, 2008, 32(3):259-261(in Chinese).
[16] MU G Q, WANG L, WANG X Q. Focal switch of cosine-squared Gaussian beams passing through an astigmatic lens.Laser Technology, 2011, 35(4):562-565(in Chinese).
[17] MALITSON I H. Interspecimen comparison of the refractive index of fused silica[J]. Journal of the Optical Society of America, 1965, 55(10):1205-1208. doi: 10.1364/JOSA.55.001205
[18] PENG R W, LI L, LI Y J, et al. Positive and negative focal shifts of an apertured supercontinuum laser with rectangular spectrum[J]. Optics Communications, 2013, 298/299:34-36. doi: 10.1016/j.optcom.2013.02.051