(IMAGE) Forschungszentrum Juelich Caption This image shows Dr. Sergey Subach, Forschungszentrum Jülich, and Dr. Eva-Maria Reinisch, University of Graz, performing measurements at the Metrology Light Source of the Physikalisch-Technische Bundesanstalt. Credit Forschungszentrum Jülich Usage Restrictions Please use image only in conjunction with reports about Forschungszentrum Jülich. Please give credit. 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.