Indium Wires on Silicon Substrate (IMAGE) Gauss Centre for Supercomputing Caption A simulation of indium wire atoms (red) on top of a silicon substrate. The glowing regions highlight where indium bonds have been excited and photoholes have formed. Credit Andreas Lücke Usage Restrictions Full attribution. 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.