Research Article

Substitution of Ethynyl-Thiophene Chromophores on Ruthenium Sensitizers: Influence on Thermal and Photovoltaic Performance of Dye-Sensitized Solar Cells

Figure 4

Frontier molecular orbitals of 4,4′-bis [(3-hexylthiophene)ethynyl]-2,2′-bipyridine: (a) LUMO+4, (b) LUMO+3, (c) LUMO+2, (d) LUMO+1, (e) LUMO, (f) HOMO, (g) HOMO-1, (h) HOMO-2, (i) HOMO-3, and (j) HOMO-4.
482074.fig.004a
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482074.fig.004b
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482074.fig.004e
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482074.fig.004g
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482074.fig.004h
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482074.fig.004i
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482074.fig.004j
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