Ultrafast Dynamics of Fe(II) Polypyridyl Chromophores: Design Implications for Dye-Sensitized Photovoltaics

Amanda L. Smeigh; James K. McCusker

doi:10.1364/UP.2006.WD3

15th International Conference on Ultrafast Phenomena
OSA Technical Digest Series (CD) (Optica Publishing Group, 2006),
paper WD3
•https://doi.org/10.1364/UP.2006.WD3

Ultrafast Dynamics of Fe(II) Polypyridyl Chromophores: Design Implications for Dye-Sensitized Photovoltaics

Amanda L. Smeigh and James K. McCusker

International Conference on Ultrafast Phenomena 2006

Pacific Grove, California United States
31 July–4 August 2006
ISBN: 1-55752-810-1

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Chemistry and X-Rays (WD)

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A. L. Smeigh and J. K. McCusker, "Ultrafast Dynamics of Fe(II) Polypyridyl Chromophores: Design Implications for Dye-Sensitized Photovoltaics," in 15th International Conference on Ultrafast Phenomena, OSA Technical Digest Series (CD) (Optica Publishing Group, 2006), paper WD3.

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Abstract

Femtosecond time-resolved spectroscopy has been used to probe charge transfer-state deactivation in Fe(II) complexes. A sub-100 fs process is implicated as a reason why TiO₂-based photovoltaic devices utilizing these chromophores as sensitizers exhibit low photocurrents.

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