A Visual Comparison of 2D (above) and 1D (below) vdWs (image) University of Tokyo Share Print E-Mail Caption A visual comparison of 2D (above) and 1D (below) vdWs. Credit © 2020 Maruyama et al. Usage Restrictions © 2020 Maruyama et al. Share Print E-Mail 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.