[1] J. C. Knight, T. A. Birks, P. St. J. Russell, and D. M. Atkin, Opt. Lett. 21, 1547 (1996).
[2] T. A. Birks, J. C. Knight, and P. St. J. Russell, Opt. Lett. 22, 961 (1997).
[3] T. M. Monro, P. J. Bennett, N. G. R. Broderick, and D. J. Richardson, in Proceedings of OFC’2000 3, 106 (2000).
[4] V. Finazzi, T. M. Monro, and D. J. Richardson, IEEE Photon. Technol. Lett. 15, 1246 (2003).
[5] V. Finazzi, T. M. Monro, and D. J. Richardson, J. Opt. Soc. Am. B 20, 1427 (2003).
[6] Y. Li, B. Liu, Z. Wang, M. Hu, and Q. Wang, Chin. Opt. Lett. 2, 75 (2004).
[7] Q. Wang, M. Hu, and L. Chai, Chin. J. Lasers (in Chinese) 33, 57 (2006).
[8] M. Ohishi, T. Okuno, T. Kashiwada, S. Ishikawa, N. Akaska, and M. Nishimura, in Proceedings of IOOC’97 & ECOC’97 2, 115 (1997).
[9] http://www.crystal-fibre.com/.
[10] K. Nakajima and M. Ohashi, IEEE Photon. Technol. Lett. 14, 492 (2002).
[11] G. P. Agrawal, Nonlinear Fiber Optics and Applications of Nonlinear Fiber Optics(3rd edn) (in Chinese) D. F. Jia (trans.), (Publishing House of Electronics Industry, Beijing, 2002) p.547.
[12] L. Jin, G. Kai, J. Li, W. Chen, J. Liu, Y. Liu, Z. Wang, J. Zhang, B. Liu, S. Yuan, and X. Dong, Chin. Phys. Lett. 24, 1603 (2007).
