Structure Image (IMAGE) Saarland University Caption Image of the structure. Credit Dillinger Hütte Usage Restrictions The press photograph can be used at no charge. Please read and comply with the conditions of use (www.uni-saarland.de/pressefotos). 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.