A Pyramid Made from Graphene (IMAGE) Academy of Finland Caption A similar structure was made experimentally by using laser irradiation in a process called "optical forging." Credit The University of Jyväskylä 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.