Author:
Mapara Varun,Burrill Kim-Hua,Joyee Tabassum,Campbell Collin,Liang Libin,Furis Madalina
Abstract
We investigate excitonic states in crystalline solution-processed small molecules thin films using ultrafast spectroscopy techniques. In transient absorption, we resolve the photoinduced absorption signature of short lived coherent excitonic state alongside long-lived Frenkel excitons.