Diagram (IMAGE) Purdue University Caption This diagram depicts the design of a new "hybrid optoelectric" device. The device uses a tightly focused infrared laser beam to position tiny particles, such as viruses and bacteria, onto a sensor. Credit Han-Sheng Chuang/Purdue University Birck Nanotechnology Center 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.