Molecular control of recombination dynamics in dye sensitised nanocrystalline TiO2 filmsElectronic supplementary information (ESI) available: synthesis and characterisation data for dye 2. See http://www.rsc.org/suppdata/cc/b2/b201855a/
Modification of the structure of a porphyrin dye shows a significant change in the rate of charge recombination between injected electrons in the TiO2 and the oxidized dye ancho...