Optimized Optical Antenna (image) University of Würzburg Share Print E-Mail Caption Sketch of an optimized optical antenna: A cavity is located inside; the electrical fields during operation are coded by the colour scale. Current patterns are represented by green arrows. Credit Thorsten Feichtner Usage Restrictions None Share Print E-Mail 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.