Solar Cells - Dye-Sensitized Devices by L. Kosyachenko

By L. Kosyachenko

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J. Appl. , 2006, 45, L638. [6] Md. K. Nazeeruddin, F. De Angelis, S. Fantacci, A. Selloni, G. Viscardi, P. Liska, S. Ito, B. Takeru and M. Grätzel, J. Am. Chem. , 2005, 127, 16835. [7] S. Ito, T. N. Murakami, P. Comte, P. Liska, C. Grätzel, Md. K. Nazeeruddin and M. Grätzel, Thin Soild Films, 2008, 516, 4613. Investigation of Dyes for Dye-Sensitized Solar Cells: Ruthenium-Complex Dyes, Metal-Free Dyes, Metal-Complex Porphyrin Dyes and Natural Dyes 47 [8] S. Ito, M. K. Nazeeruddin, S. M. Zakeeruddin, P.

SEM images of the surface of TiO2 submicrometer particles (400C, JGC-CCIC) (upper) and a mixture of TiO2 submicrometer particles and nanoparticles (PST-400C, JGCCCIC) (lower). Images were acquired at 50,000 magnification [8]. 26 Solar Cells – Dye-Sensitized Devices Fig. 12. Structure of DSC with a double layer of nanocrystalline-TiO2 electrodes. X in Figure shows the thickness of the nanocrystalline-TiO2 electrodes that was varied during the optimization of high-efficiency DSC [7, 8]. FTO glass was used as a current collector (4 mm thick, Solar, Nippon Sheet Glass).

Some ruthenium complexes (black dye and N719) have shown their best results using chenodeoxycholic acid (CDCA), which functions as an anti-aggregation reagent and improves the photovoltaic effect. However, indoline dyes and coumarin dyes form photoactive aggregates on nanocrystalline-TiO2 electrodes for DSCs, in a process known as J-aggregation. In order to control the aggregation between dye molecules, an indoline dye with an n-octyl substituent on the rhodanine ring of D149 (Fig. 34) was synthesized, to give dye D205 (Fig.

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