[1] |
Zhang X D, Guo M L, Liu C L, Zhang L A, Zhang W Y, Ding Y Q, Wu Q and Feng X 2008 Physical Journal B 62 417
|
[2] |
Shen Y B, Zhou X, Xu M, Ding Y C, Duan M Y, LingHu R F and Zhu W J 2007 Acta Phys. Sin. 56 3440 (in Chinese)
|
[3] |
Yang Y T, Wu J, Cai Y R, Ding R X, Song J X and Shi L C 2008 Acta Phys. Sin. 57 7151 (in Chinese)
|
[4] |
Alivov Y I, Look D C, Ataev B M, Chukichev M V, Mamedov V V, Agafonov Y A and Pustovit A N 2004 Solid State Electron. 48 2343
|
[5] |
Makino T, Chia C H, Tuan N T and Segawa Y 2000 Appl. Phys. Lett. 77 1632
|
[6] |
Look D C 2001 Mater. Sci. Eng.} B 80 383
|
[7] |
Zhang F Y, You J Q, Zeng Z and Zhong G H 2007 Chin. Phys. 16 3815
|
[8] |
Zhang F C, Zhang Z Y, Zhang W H, Yan J F and Yong J N 2009 Chin. Phys. B 18] 2508
|
[9] |
Gupta A, Verma N K and Bhatti H S 2007 J. Low Temp. Phys. 14 749
|
[10] |
Yoshino K, Hata T, Kakeno T, Komaki H, Yoneta M, Akaki Y and Ikari T 2003 Phys. Stat. Sol}. (c) 0 626
|
[11] |
?zgür ü, Alivov Y I, Liu C, Teke A, Reshchikov M A and Morkoc H 2005 J. Appl. Phys. 98 041301
|
[12] |
Look D C, Claflin B and Alivov Y I 2004 Phys. Status Solidi 201 2203
|
[13] |
Look D C and Claflin B 2004 Phys. Status Solidi 241 624
|
[14] |
Zhang J K, Deng S H and Jin H 2007 Acta Phys. Sin. 56 537 (in Chinese)
|
[15] |
Wang J W, Bian J M, Sun J C, Liang H W, Zhao J Z and Du G T 2008 Acta Phys. Sin}. 57] 5212 (in Chinese)
|
[16] |
Ryu Y R, Zhu S and Look D C 2000 Crystal Growth 216 330
|
[17] |
Hwang D K, Oh M S, Lim J H, Kang C G and Park S J 2007 Appl. Phys. Lett. 90] 021106
|
[18] |
Tu M L, Su Y K and Ma C Y 2006 J. Appl. Phys. 100 053705
|
[19] |
Wang X, Lu Y M, Shen D Z, Zhang Z Z, Li B H, Yao B, Zhang J Y, Zhao D X and F X W 2006 Chin. J. Lumin. 27 426 ( in Chinese)
|
[20] |
Zhang X, Li X M, Chen T L, Yu W D, Gao X D, Zhang C Y and Zhao J L 2006 Chin. J. Lumin. 26 503 ( in Chinese)
|
[21] |
Wang X H, Yao B and Shen D Z 2006 Chin J. Lumin. 27 946 (in Chinese)
|
[22] |
Zeng Y J, Ye Z Z, Xu W Z, Li D Y, Lu J G, Zhu L P and Zhao B H 2006 Appl. Phys. Lett. 88 062107
|
[23] |
Wan Q X, Xiong Z H and Dai J N 2008 Opt. Mater. 30 821
|
[24] |
Wang J W, Bian J M and Liang H W 2008 Chin. Phys. Lett. 25 3400
|
[25] |
Segall M D, Lindan P J D, Probert M J, Pickard C J and Hasnip P J 2002 J. Phys.: Condens. Matter. 14 2717
|
[26] |
Payne M C, Teter M P, Allan D C, Arias T A and Jornnopoulos J D 1992 Rev. Mod. Phys. 64 1045
|
[27] |
Perdew J P, Burke K and Ernzerhof M 1996 Phys. Rev. Lett. 77 3865
|
[28] |
Vanderbilt D 1990 Phys. Rev. B 41 7892
|
[29] |
Chen K, Fan G H and Zhang Y 2008 Acta Phys. Chim. Sin. 24 63 (in Chinese)
|
[30] |
Chen L L, Lu J G and Ye Z Z 2005 Appl. Phys. Lett. 87 252106
|
[31] |
Zhang X D, Guo M L and Liu C L 2008 Phys. J. B 62 418
|
[32] |
Sun J, Wang H T and He J 2005 Phys. Rev. B 71 125132
|
[33] |
Yamamoto T 2002 Thin Solid Films. 420--421 101
|
[34] |
Schleife A, Fuchs F, Furthmuller J and Bechstedt F 2006 Phys. Rev. B 73 245212
|
[35] |
Janotti A, Segev D and Van de Walle C G 2006 Phys. Rev. B 74 045202
|
[36] |
Chen K, Fan G H and Zhang Y 2008 Acta Phys. Sin. 57 1056 (in Chinese)
|
[37] |
Yan Y F, Al-Jassim M M and Wei S H 2006 Appl. Phys. Lett. 89 181912
|
[38] |
Harish K Y, Sreenivas K and Vinay G J 2006 Appl. Phys. 99 83507
|