Researchers with prototype engine (IMAGE) DOE/Oak Ridge National Laboratory Caption ORNL researchers Martin Wissink (L) and Ke An (R) worked with colleagues to design and test a running combustion engine prototype in the VULCAN beamline at the Spallation Neutron Source at ORNL, proving a new, non-destructive capability to analyze materials for advanced vehicles at the atomic level in a realistic setting. Credit Genevieve Martin/ORNL U.S. Dept. of Energy. Usage Restrictions Use credit line. 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.