[1] C.G.Graqvist and V.Wittwer: Sol. Energy Mater.Sol.Cells, 1998, 39, 54. [2] V.Wittwer, A.Gombert, W.Graf and M.Kohl: SPIE,1995, 2, 2531. [3] P.Babelon,A.S.Dequiedt, H.Mostefa-Sba,S.Bourgeois, P.Sibillot and M.Sacilotti: Thin Solid Films,1998, 63, 322. [4] A.Hagfeldt, N.Vlachopoulos, S.Gilbert and M.Gratsel: SPIE, 1994, 297, 2255. [5] A.Hagfeldt, L.Walder and M.Gratzel; SPIE, 1995, 60, 2531. [6] R.Cinnsealach, G.Boschloo, S.N.Rao and D.Fitzmaurice: Sol. Energy Mater. Sol. Cells,1999, 107, 57. [7] N.Negishi, K.Takeuchi and T.Ibusuki: Sol-Gel Sci. Technol., 1998, 691,13. [8 ] D.S.Bae, K.S.Han and S.H.Choi: Solid State Ionics, 1998, 239, 109. [9 ] Y.Li,J.Hagen,W.Schaffrath,P.Otschik and D.Haarer: Sol. Energy Mater. Sol. Cells, 1999, 167, 56. [10] S.M.Attia, J.Wang, J.Shen, G.M.Wu, Q.Zhang, Z.Lai and T.Yang: SPJE, 2000, 815, 4086. [11] R.J.Marin-Palma, L.Vazquez, J.M.M-Duart and M.Riera: Sol Energy Mater. Sol Cells, 1998, 55, 53. [12] M.Zaharescu and M.Crisan: Sol-Gel Sci.Technol., 1998, 679, 13. [13] Y.Du, E.Radlein and G.H.Frischat: J. Sol-Gel Sci. Technol, 1998, 763, 13. [14] C.J.Brinker, A.J.Hurd, P.R.Schunk, G.C.Frye and C.S.Ashely: Non Cryst. Solids, 1992, 424, 147/148. [15] Guangming WU, Jue WANG,Jun SHEN, Tianhe YANG, Qinyun ZHANG, Bin ZHOU and Zhongsheng DENG: Acta Phys. .Sin., 2001,175, 50,1.(in Chinese) [16] L.Hu, T.Yoko, H.Kosuka and S.Sakka: Thin Solid Films, 1992, 18, 219./ |