How the Crystals Manipulate Light (IMAGE) University of Sydney Caption The polarization of transmitted light is rotated by a crystal immersed in a magnetic field (top). The perovskite crystal (bottom right) rotates light very effectively, due to the atomic configuration of its crystal structure (bottom left). Credit Dr Randy Sabatini/University of Sydney Usage Restrictions For this story only 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.