2D materials (IMAGE) University of Tokyo Caption Tungsten selenide (WSe2) and black phosphorus (BP) do not exhibit polarized electronic behavior until combined such that their structures overlap. Credit ©2021 Ideue et al. Usage Restrictions Credit ©2021 Ideue et al. 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.