Solar Cell Research (IMAGE) University of Cincinnati Caption University of Cincinnati assistant professor Vikram Kuppa and doctoral student Yan Jin. At the meeting of the American Physical Society, Jin will present on how a blend of conjugated polymers resulted in structural and electronic changes that increased efficiency three-fold, by incorporating pristine graphene into the active layer of the carbon-based materials. Credit Joseph Fuqua/University of Cincinnati Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.