Metamtaerial Array (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption Metamaterial arrays whose geometry varied gradually from a symmetric bar to an asymmetric U-shape were used to compare the predictive abilities of Miller's rule and a non-linear light scattering theory. Credit courtesy of Xiang Zhang, Berkeley Lab 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.