SHG Imaging of 2-D Molybdenum Disulfide (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption A new SHG imaging technique allows rapid and all-optical determination of the crystal orientations of 2-D semiconductor membranes at a large scale, providing the knowledge needed to use these materials in nanoelectronic devices. Credit Image courtesy of Xiang Zhang group 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.