[3] [3] Albrecht K F, Wang H B, Muhlbacher L, et al. Bistability signatures in nonequilibrium charge transport through molecular quantum dots［J］. Phys. Rev. B, 2012, 86: 081412.

[4] [4] You Hailong, Zhang Chunfu. Influence of optical interference and carrier lifetime on the short circuit current density of organic bulk heterojunction solar cells［J］. Chin. Phys. B, 2009, 18(1): 349-356.

[6] [6] Sergio C S, Gusev G M, Leite J R, et al. Coexistence of two and three-dimensional Landau states in a wide parabolic quantum well［J］. Phys. Rev. B, 2001, 64: 1153141.

[7] [7] Herling G H, Rustgi M L. Spatially dependent effective mass and optical properties in a finite parabolic quantum wells［J］. Appl. Phys., 1992, 71: 796.

[8] [8] Qi X H, Kong X Y, Lin J Y. Effect of a spatially dependent effective mass on the hydrogenic impurity binding energy in a finite parabolic quantum well［J］. Phys. Rev. B, 1998, 58: 10578.

[10] [10] Wu Xuanzhi. High-efficiency polycrystalline CdTe thin-film solarcells［J］. Solar Energy, 2004, 77(6): 803.

[11] [11] Ferekides C S, Mamazza R, Balasubramanian U, et al. Transparent conductors and buffer layers for CdTe solar cells［J］. Thin Solid Films, 2005, 480: 224.

[14] [14] Woitowicz T, Kutuowski M, Surma M, et al. Parabolic quantum well of diluted magnetic semiconductor Cd1-x Mnx Te［J］. Appl. Phys. Lett., 1996, 68(23): 3326-3329.

[19] [19] Dacal L C O, Brum J A. Binding energy of charged excitons in semiconductor quantum wells in the presence of longitudinal electric fields［J］. Phys. Rev. B, 2002, 65: 115324.

[22] [22] Wang Hailong, Jiang Liming, Gong Qian, et al. The electric field effect on binding energy of hydrogenic impurity in zinc-blende GaN/Alx Ga1-x N spherical quantum dot［J］. Phys. B, 2009, 404(1): 122-126.