Combination with Ethanol (image) University of Illinois College of Engineering Share Print E-Mail Caption In combination with ethanol solvated ethyl cellulose as the scaffold polymer, this transfer process is free of harsh chemicals typically used in existing techniques. Since the carbonic acid simply evaporates away as carbon dioxide and pure water, this method enables ultra clean graphene integration and compatibility with a wide variety of polymeric and soft materials. Credit University of Illinois Department of Mechanical Science and Engineering Usage Restrictions None Share Print E-Mail 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.