Mihai Petrovici (IMAGE) University of Bern Caption Dr. Mihai Petrovici, Institute of Physiology, University of Bern, and Kirchoff Institute for Physics, University of Heidelberg. Credit Courtesy of Mihai Petrovici Usage Restrictions No restrictions. License Public Domain 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.