[1] Siegel P H 2002 IEEE Microwave Theor. Tech. 50 910

[2] K"ohler R, Tredicucci A, Beltram F, Beere H E, Linfield E H, Davies
A G, Ritchie D A, Iotti R C and Rossi F 2002 Nature 417 156

[3] Jukam N and Sherwin M S 2003 Appl. Phys. Lett. 83 21

[4] Drysdale T D, Blaikie R J and Cumming D R S 2003 Appl. Phys.
Lett. 83 5362

[5] Wang S W, Lu W, Chen X S, Li Z F, Shen X C and Wen W J 2003 J.
Appl. Phys. 93 9401

[6] Lin C, Chen C, Schneider G, Yao P, Shi S, Sharkawy A and Prather D
2004 Opt. Exp. 12 5723

[7] Falco A D, Conti C and Assanto G 2005 Opt. Lett. 30
1174

[8] Kurt H and Citrin D S 2005 Appl. Phys. Lett. 87 041108

[9] Lin S Y, Chow E, Hietala V, Villeneuve P R, and Joannopoulos J D
1998 Science 282 274

[10] Arentoft J, So ndergaard T, Kristensen M, Boltasseva A,
Thorhauge M and Frandsen L 2002 Electron. Lett. 38 274

[11] Akahane Y, Asano T, Song B S, and Noda S 2003 Nature
425 944

[12] Takagi K, Seno K and Kawasaki A 2004 Appl. Phys. Lett.
85 3681

[13] Weily A R, Esselle K P, Bird T S and Sanders B C 2006
Electron. Lett. 42 32

[14] Liu H, Yao J Q, Li E B, Wen W Q, Zhang Q and Wang P 2006 Acta
Phys. Sin. 55 230 (in Chinese)

[15] Fan S H, Villeneuve P R and Joannopoulos J D 1995 J. Appl.
Phys. 78 1415

[16] Kopperschmidt P 2003 Appl. Phys. B 76 729

[17] "Ozbay E, Michel E, Tuttle G, Biswas R, Ho K M, Bostak J and Bloom
D M 1994 Opt. Lett. 19 1155

[18] Feigel A, Veinger M, Sfez B, Arsh A, Klebanov M and Lyubin V 2003
Appl. Phys. Lett. 83 4480

[19] Shoji S, Sun H B and Kawata S 2003 Appl. Phys. Lett.
83 608

[20] Lin Y, Rivera D and Chen K P 2006 Opt. Exp. 14 887

[21] "Ozbay E, Temelkuran B, Sigalas M, Tuttle G, Soukoulis C M and Ho
K M 1996 Appl. Phys. Lett. 69 3797

[22] Ho K M, Chan C T, Soukoulis C M, Biswas R, and Sigalas M 1994
Solid State Commun. 89 413

[23] Ho K M, Chan C T and Soukoulis C M 1990 Phys. Rev. Lett.
65 3152

[24] Anderson C M and Giapis K P1996 Phys. Rev. Lett.
77 2949