BONE 1 (IMAGE) Rice University Caption Rice University materials scientists and their international colleagues created a form of 3-D graphene oxide with layers welded together at room temperature via spark plasma sintering. The material shows promise for biological applications. Credit Ajayan Group/Rice University 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.