Photograph of the Experimental Setup (IMAGE) ETH Zurich Department of Physics Caption The separation of the islands is around half a millimetre. Credit David Hälg and Shobhna Misra, ETH Zurich 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.