Physicists in a laser lab (IMAGE) Friedrich-Schiller-Universitaet Jena Caption First author of the current study Tobias Helk (l.) and Dr Frederik Tuitje in a laser laboratory at the University of Jena. Credit Jens Meyer/University of Jena 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.