Incorporating Multiple Energy Relay Dyes in Liquid Dye-Sensitized Solar Cells
Panchromatic response is essential to increase the light-harvesting efficiency in solar conversion systems. Herein we show increased light harvesting from using multiple energy relay dyes inside dye-sensitized solar cells. Additional photoresponse from 400-590 nm matching the optical window of the zinc phthalocyanine sensitizer was observed due to Forster resonance energy transfer (FRET) from the two energy relay dyes to the sensitizing dye. The complementary absorption spectra of the energy relay dyes and high excitation transfer efficiencies result in a 35% increase in photovoltaic performance.
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Yum, J.-H., Hardin, B. E., Hoke, E. T., Baranoff, E., Zakeeruddin, S. M., Nazeeruddin, M. K., Torres, T., McGehee, M. D., & Graetzel, M. (2011). Incorporating Multiple Energy Relay Dyes in Liquid Dye-Sensitized Solar Cells. ChemPhysChem, 12, 657–661. https://doi.org/10.1002/cphc.201000854
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WOS:000288086800023
2011
12
657
661
REVIEWED
EPFL