Optical Rectifying Antenna (IMAGE) University of Connecticut Caption This is an illustration of a working optical rectifying antenna, or rectenna. Credit (Illustration by Justine Braisted/UConn) 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.