Impurity on a chip (IMAGE) Ruhr-University Bochum Caption To minimise the error rate, the researchers need optimal conditions in the lab. The image shows a tiny impurity obscuring several standard cells. Credit RUB, Embedded Security Usage Restrictions The image may only be used for reporting about the research done by Steffen Becker at Ruhr University Bochum. License Original 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.