[1] Knight J C, Birks T A, Russell P St J, Atkin D M 1996 Opt. Lett. 21 1547
[2] Demas J, Grogan M D W, Alkeskjold T, Ramachandran S 2012 Opt. Lett. 37 3768
[3] Nagasaki A, Saitoh K, Koshiba M 2011 Opt. Express 19 3799
[4] Silva S, Santos J L, Malcata F X, Kobelke J, Schuster K, Frazão O 2011 Opt. Lett. 36 852
[5] Hossain M A, Namihira Y, Islam M A, Hirako Y 2012 Opt. Laser Technol. 44 1261
[6] Chen W G, Lou S Q, Wang L W, Jian S S 2011 Opt. Commun. 284 2829
[7] Lou S Q, Tang Z W, Wang L W 2011 Appl. Opt. 50 2016
[8] Chen W G, Lou S Q, Wang L W, Jian S S 2010 Opt. Engin. 49 094402
[9] Russell P St J 2006 J. Lightwave Technol. 24 4729
[10] Ju J, Jin W 2009 J. Sens. 2009 476267
[11] Zhang D P, Hu M L, Xie C, Chai L, Wang Q Y 2012 Acta Phys. Sin. 61 044206 (in Chinese) (张大鹏, 胡明列, 谢辰, 柴路, 王清月 2012 物理学报 61 044206)
[12] Lou S Q, Wang Z, Ren G B, Jian S S 2004 Chin. Phys. 13 1052
[13] Liu S, Li S G, Yin G B, Wang X Y 2012 Chin. Phys. B 21 034217
[14] Goto R, Jackson S D, Simon F, Kuhlmey B T, Eggleton B J, Himeno K 2008 Opt. Express 16 18752
[15] Im J E, Kim B K, Chung Y 2010 Laser Phys. 20 1918
[16] Kakarantzas G, Ortigosa-Blanch A, Birks T A, Russell P, Farr L, Couny F, Mangan B J 2003 Opt. Lett. 28 158
[17] Han Y G, Chung Y, Lee S B, Kim C S, Jeong M Y, Kim M K 2009 Appl. Opt. 48 2303
[18] Geernaert T, Nasilowski T, Chah K, Szpulak M, Thienpont H 2008 IEEE Photon. Technol. Lett. 20 554
[19] Martynkien T, Gabriela S B, Olszewski J, Thienpont H 2010 Opt. Express 18 15113
[20] Kim H M, Kim T H, Kim B K, Chung Y J 2010 IEEE Photon. Technol. Lett. 22 1539
[21] Statkiewicz-Barabach G, Carvalho J P, Frazao O, Olszewski J, Mergo P, Santos J L, Urbanczyk W 2011 Appl. Opt. 50 3742
[22] Carvalho J P, Anuszkiewicz A, Statkiewicz-Barabach G, Baptista J M, Frazão O, Mergo P, Santos J L, Urbanczyk W 2012 Opt. Commun. 285 264
[23] Steel M J, White T P, Sterke C M, McPhedran R C, Botten L C 2001 Opt. Lett. 26 488
[24] Wang W, Yang B 2012 Acta Phys. Sin. 61 064601 (in Chinese) [王伟, 杨博 2012 物理学报 61 064601]
[25] Xu Q, Miao R C, Zhang Y N 2012 Acta Phys. Sin. 61 234210 (in Chinese) [许强, 苗润才, 张亚妮 2012 物理学报 61 234210]
[26] Wang L W, Lou S Q, Chen W G, Li H L 2010 Chin. Phys. B 19 84209
[27] Uranus H, Hoekstra H 2004 Opt. Express 12 2795
[28] White T P, McPhedran R C, de Sterks C M, Botten L C, Steel M J 2001 Opt. Lett. 26 1660
[29] Dong X, Tam H Y, Shum P 2007 Appl. Phys. Lett. 90 151113