F. Capasso and Nanfang Yu (image) Harvard University Caption Harvard School of Engineering and Applied Sciences' reserachers Federico Capasso (red shirt) and Nanfang Yu working at the far-field measurement setup. Credit Eliza Grinnell, Harvard School of Engineering and Applied Sciences. Usage Restrictions None 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.