1 Department of Chemistry, University of Calgary and the Institute for Sustainable Energy, Environment & Economy, University of Calgary, 2500 University Drive N.W., Calgary, Canada T2N-1N4.
A cyclometalated Ru dye bearing two triphenylamine groups to augment light absorption exhibits a power conversion efficiency (PCE) in excess of 7% in the dye-sensitized solar cell despite having a large molecular footprint on TiO(2).