Chip (IMAGE) ETH Zurich Caption Close-up of the new dual-mode chip. The measurement area in the centre of the image (green) is 2 x 4 millimetres. Credit ETH Zurich / Xinyue Yuan 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.