Molybdenum Disulfide/Graphene Composite (image) Kansas State University Caption A Kansas State University engineer has made a breakthrough in rechargeable battery applications. The bottom image shows a self-standing molybdenum disulfide/graphene composite paper electrode and the top image highlights its layered structure. Credit Gurpreet Singh, Kansas State University Usage Restrictions None 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.