[1] Brabec C J. Sol. Energy Mater. Sol. Cells, 2004, 83(2): 273.
[2] Li G, Zhu R, Yang Y, Nat. Photonics, 2012, 6(3): 153.
[3] Ma W, Yang C, Gong X, et al. Adv. Funct. Mater., 2005, 15(10): 1617.
[4] Campoy-Quiles M, Ferenczi T, Agostinelli T, et al. Nat. Mater., 2008, 7(2): 158.
[5] Verploegen E, Miller C E, Schmidt K, et al. Chem. Mater., 2012, 24(20): 3923.
[6] Bertho S, Janssen G, Cleij T J, et al. Sol. Energy Mater. Sol. Cells, 2008, 92(7): 753.
[7] van Bavel S, Veenstra S, Loos J. Macromol. Rapid Commun., 2010, 31(21): 1835.
[8] Ballantyne A M, Ferenczi T, Campoy-Quiles M, et al. Macromolecules, 2010, 43(3): 1169.
[9] Kim Y, Cook S, Tuladhar S M, et al. Nat. Mater., 2006, 5(3): 197.
[10] Jeong J W, Huh J W, Lee J I, et al. Curr. Appl. Phys., 2010, 10(3): S520.
[11] Zhokhavets U, Erb T, Gobsch G, et al. Chem. Phys. Lett., 2006, 418(4): 324.
[12] Huang Y C, Liao Y C, Li S S, et al. Sol. Energy Mater. Sol. Cells, 2009, 93(6): 888.
[13] Li G, Shrotriya V, Yao Y, et al. J. Mater. Chem., 2007, 17(30): 3126.
[14] Li G, Shrotriya V, Huang J S, et al. Nat. Mater., 2005, 4(11): 864.
[15] Mihailetchi V D, Xie H X, de Boer B, et al. Adv. Funct. Mater., 2006, 16(5): 699.
[16] Yang F, Shtein M, Forrest S R. Nat. Mater., 2005, 4(1): 37.
[17] Maurano A, Hamilton R, Shuttle C G, et al. Adv. Mater., 2010, 22(44): 4987.
[18] Li G, Shrotriya V, Yao Y, et al. J. Appl. Phys., 2005, 98(4): 043704.