Semiconductor Nanowires (IMAGE) Technical University of Munich (TUM) Caption This micrograph shows a forest of III-V semiconductor nanowires standing, as grown, on a silicon substrate. Credit WSI/TUM Usage Restrictions This image may be freely used, with copyright noted, in news coverage of TU Muenchen. 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.