Fluid Convection (image) University of Illinois College of Engineering Share Print E-Mail Caption This is a depiction of the fluid convection (arrows) overlaid on the background temperature distribution produced by the BNAs and ITO. The inset shows the BNA geometry with a (false color) scanning electron microscope image of a single bowtie; scale bar is 200 nm. Credit University of Illinois 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.