Hall effect (IMAGE) The University of Hong Kong Caption Experimental setup of twisted bilayer graphene (on the left) and perfect comparison between theoretical calculations and experimental results. Figures adapted from Physical Review Letters, 2023, 10.1103/physrevlett.131.066301. Credit The University of Hong Kong Usage Restrictions N/A License Original 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.