HZDR's FELBE free-electron lasers (IMAGE) Helmholtz-Zentrum Dresden-Rossendorf Caption Dr. Stephan Winnerl (right) talks to FELBE physicist Dr. John Michael Klopf about experiments at the HZDR's FELBE free-electron lasers. Credit HZDR/Oliver Killig Usage Restrictions none 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.