[1] [1] Davydova E, Timoshkin A, Sevastianova T, et al. Molecular Physics, 2009, 107(8-12): 899.

[2] [2] Kim Taehwan, Kim Dong-Hyun, Lee Ho-Jun. The Transactions of The Korean Institute of Electrical Engineers, 2014, 63(2): 250.

[3] [3] Kim D Y, Guijt E, Zeman M, et al. Progress in Photovoltaics: Research and Applications, 2015, 26(6): 671.

[4] [4] Huang Jungjie, Chen Chaonan. Thin Solid Films, 2013, 529: 454.

[5] [5] Lee Shuo-Jen, Chen Yi-Ho, Hu Sung-Cheng, et al. Journal of Alloys and Compounds, 2013, 558: 95.

[6] [6] Lee S W, Seo J M, Koo J H, et al. Thin Solid Films, 2010, 519(2): 823.

[7] [7] Shalav A. Progress in Photovoltaics: Research and Applications, 2009, 17(2): 151.

[8] [8] águas Hugo, Ram Sanjay K, Araújo Andreia, et al. Energy & Environmental Science, 2011, 4(11): 4620.

[9] [9] Law Felix, Widenborg Per I, Luther Joachim, et al. Journal of Applied Physics, 2013, 113(19): 193511.

[10] [10] Toukabri R, Shi Y. Journal of Vacuum Science & Technology A: Vacuum, Surfaces, and Films, 2013, 31(6): 061606.

[11] [11] Czubatyj W, Hudgens S J. Electronic Materials Letters, 2012, 8(2): 157.

[12] [12] Raghunath P, Lin M C. The Journal of Physical Chemistry A, 2013, 117(42): 10811.

[13] [13] YIN Guanchao, GAO Feng, YUAN Wenhui, et al. Journal of The Chinese Ceramic Society, 2011, 39(4): 568.

[14] [14] Lee K S, Lee S H, Woo S P, et al. Thin Solid Films, 2014, 564: 58.

[16] [16] Wu Maoyang, Li Wei, Qiu Yijiao, et al. Science China Technological Sciences, 2011, 54(9): 2310.

[17] [17] Spinelli P, Ferry V E, van de Groep J, et al. Journal of Optics, 2012, 14(2): 024002.

[18] [18] Senouci D, Baghdad R, Belfedal A, et al. Thin Solid Films, 2012, 522: 186.

[19] [19] Xu L, Li Z P, Wen C, et al. Journal of Applied Physics, 2011, 110(6): 064315.

[20] [20] Anutgan M, Anutgan T, Atilgan I, et al. Applied Physics A, 2012, 109(1): 197.