Radical ion pair mediated triplet formation in polymer-fullerene blend films

Ohkita, Hideo; Cook, Steffan; Astuti, Yeni; Duffy, Warren; Heeney, Martin; Tierney, Steve; McCulloch, Iain; Bradley, Donal D. C.; Durrant, James R.

CHEMICAL COMMUNICATIONS

2006

Efficient triplet formation is observed for films of high ionisation potential polythiophenes blended with a fullerene derivative, and assigned to formation via geminate charge recombination of bound radical ion pair states. © The Royal Society of Chemistry 2006.