[1] Pang M, Xiao L M, Jin W, Arismar Cerqueira S Jr 2012 J. Lightwave Technol. 30 1422
[2] Hou J P, Ning T, Gai S L, Li P, Hao J P, Zhao J L 2010 Acta Phys. Sin. 59 4732 (in Chinese) [侯建平, 宁韬, 盖双龙, 李鹏, 皓建苹, 赵建林 2010 物理学报 59 4732]
[3] Zhang M Y, Li S G, Yao Y Y, Zhang L, Fu B, Yin G B 2010 Acta Phys. Sin. 59 3278 (in Chinese) [张美艳, 李曙光, 姚艳艳, 张磊, 付博, 尹国冰 2010 物理学报 59 3278]
[4] Cubillas A M, Unterkofler S, Euser T G, Etzold B J M, Jones A C, Sadler P J, Wasserscheid P, Russell P St J 2013 Chem. Soc. Rev. 42 8629
[5] Qian W W, Zhao C L, He S L, Dong X Y, Zhang S Q, Zhang Z X, Jin S Z, Gou J T, Wei H F 2011 Opt. Lett. 36 1548
[6] Yu C P, Liou J H 2009 Opt. Express 17 8729
[7] Kuhlmey B T, Eggleton B J, Wu D K C 2009 J. Lightwave Technol. 27 1617
[8] Larsen T T, Bjarklev A 2003 Opt. Express 11 2589
[9] Mathews S, Farrell G, Semenova Y 2011 Microwave Opt. Technol. Lett. 53 539
[10] Tefelska M M, Ertman S, Wolinski T R, Mergo P, Dabrowski R 2012 IEEE Photon. Technol. Lett. 24 631
[11] Ertman S, Rodríguez A H, Tefelska M M, Chychłowski M S, Pysz D, Buczyński R, Nowinowski-Kruszelnicki E, Dąbrowski R, Woliński T R 2012 J. Lightwave Technol. 30 1208
[12] Peng Y, Hou J, Zhang Y, Huang Z H, Xiao R, Lu Q S 2013 Opt. Lett. 38 263
[13] Sun J, Chan C C, Ni N 2007 Opt. Commun. 278 66
[14] Li J, Wu S T 2004 J. Appl. Phys. 95 896