[1] [1] R R Alfano, S L Shapiro. Emission in the region 4000 to 7000 A via four-photon coupling in glass[J]. Phys Rev Lett, 1970, 24(11): 584-587.

[2] [2] Won-Kyu Lee, Young-Chul Noh, Jin-Ho JeonS, et al.. Conical emission as a result of self-phase modulation in samarium vapor under the near-resonant condition[J]. J Opt Soc Am B, 2001, 18(1): 101-105.

[3] [3] F Theberge, M Chateauneuf, V Ross, et al.. Ultrabroad band conical emission generated from the ultraviolet up to the far-infrared during the optical filamentation in air［J］. Opt Lett, 2008, 33(21): 2515-2517.

[4] [4] S Tzortzakis, B Lamouroux, A Chiron, et al.. Nonlinear propagation of subpicosecond ultraviolet laser pulses in air[J]. Opt Lett, 2000, 25(17): 1270-1272.

[5] [5] C Nagura, A Suda, H Kawano, et al.. Generation and characterization of ultrafast white-light continuum in condensed media[J]. Appl Opt, 2002, 41(18): 3735-3742.

[6] [6] S Trillo, C Conti, P D Trapani, et al.. Colored conical emission by means of second harmonic generation[J]. Opt Lett, 2002, 27(16): 1451-1453.

[7] [7] A K Dharmadhikari, F A Rajgara, D Mathur. Plasma effects and the modulation of white light spectra in the propagation of ultrashort versus optical breakdown in H2O[J]. Appl Phys B, 2006, 82(4): 575-583.

[8] [8] S Tzortzakis, L Berge, A Couairon, et al.. Breakup and fusion of self-guided femtosecond light pulses in air[J]. Phys Rev Lett, 2001, 86(24): 5470-5473.

[9] [9] Q Xing, K M Yoo, R R Alfano. Conical emission by four-photon parametric generation by using femtosecond laser pulses[J]. Appl Opt, 1993, 32(12): 2087-2089.

[10] [10] G G Luther, A C Newell, J V Moloney, et al.. Short pulse conical emission and spectral broadening in normally dispersive media[J]. Opt Lett, 1994, 19(11): 789-791.

[11] [11] Liu Chu, Eric Rees, Toni Laurila, et al.. Experimental research on supercontinuum generation from nanosecond pulse and conventional single mode fiber[J]. Chinese J Lasers, 2011, 38(7): 0705003.

[12] [12] Zhang Bin, Yang Weiqiang, Hou Jing, et al.. 1.9～4.3 μm all-fiber mid-infrared supercontinuum source firstly realized in China［J］. Chinese J Lasers, 2012, 39(12): 1202001.

[13] [13] Zhao Wei, Hu Xiaohong, Wang Yishan, et al.. High power all-fiber supercontinuum technical development［J］. Chinese J Lasers, 2011, 38(11): 1107002.

[14] [14] M N Islam, G Sucha, I Bar-Joseph, et al.. Broad bandwidths from frequency-shift solitons in fibers[J]. Opt Lett, 1989, 14(7): 370-372.

[15] [15] Heping Zeng, Jian Wu, Han Xu, et al.. Colored conical emission by means of second harmonic generation in a quadratically nonlinear medium[J]. Phys Rev Lett, 2004, 92(14): 143903.

[16] [16] V P Kandidov, O G Kosareva, I S Golubtsov, et al.. Self-transformation of a powerful femtosecond laser pulse into a white-light laser pulse in bulk optical media (or super continuum generation)[J]. Appl Phys B, 77(2-3): 149-165.

[17] [17] L Berge, S Skupin, R Nuter, et al.. Ultrashort filaments of light in weakly ionized, optically transparent media[J]. Rep Prog Phys, 2007, 70(10): 1633-1713.

[18] [18] Zhang Juan, Liu Liren, Zhou Yu, et al.. Design of a new type interleaver[J]. Acta Optica Sinica, 2003, 23(12): 1424-1428.

[19] [19] A Godard, M Raybaut, Olivier Lambert, et al.. Cross resonant optical parametic oscillators: study of and application to difference frequency generation[J]. J Opt Soc Am B, 2005, 22(9): 1966-1978.

[20] [20] Li Daqi, Liu Dingquan, Zhang Fengshan. Control of polarization for the visible infrared broadband dichroic beam splitter at oblique incidence[J]. Acta Photonica Sinica, 2011, 40(1): 5-8.

[21] [21] I Marcikic, W Tittel, et al.. Long-distance teleportation of cubits at telecommunication wavelengths[J]. Nature, 2003, 421(30): 509-513.

[22] [22] Wu Kun, Wu Jian, Xu Han, et al.. Ultrashort laser pulse up-conversion amplification based on modulation instability[J]. Acta Physica Sinica, 2005, 54(8): 3749-3756.

[23] [23] Yin Juanjuan, Yu Kan, Bao Jiaqi. Spontaneous parametric down conversion in type-Ⅰ BBO crystal pumped by femtosecond pulses[J]. Acta Photonica Sinica, 2011, 40(9): 1376-1380.

[24] [24] Bi Jie. Investigation on the Properties of Conical Emission in BaB2O4 Crystal Induced by Femtosecond Laser Pulses[D]. Wuhan: Huazhong University of Science and Technology, 2011. 37-38.