Detail of Nanoantennas (IMAGE) University of Pennsylvania Caption This is an illustration of the University of Pennsylvania researchers' optomechanical infrared detector, with detail image of "slot" nanoantennas inset. Credit University of Pennsylvania Usage Restrictions With credit 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.