CGT Lab (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Postdoctoral researcher Cheng Gong (right) and senior faculty scientist Xiang Zhang (standing) obtain 2-D flakes of chromium germanium telluride (CGT) using adhesive tape. They are reporting the first experimental discovery of intrinsic ferromagnetism in 2-D van der Waals materials. Credit Marilyn Chung/Berkeley Lab Usage Restrictions © 2017 The Regents of the University of California, Lawrence Berkeley National Laboratory 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.