TRANSISTOR 2 (IMAGE) Rice University Caption Researchers in Taiwan, China and at Rice University made wafer-sized, two-dimensional sheets of hexagonal boron nitride, as reported in Nature. The material may be removed from its copper substrate and used as a dielectric for two-dimensional electronics. Credit TSMC/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.