Vacuum Chamber (IMAGE) Linköping University Caption A view into the vacuum chamber showing the plasma above the surface on which the metallic film is created by researchers at Linköping University, Sweden. Credit Magnus Johansson/Linköping University Usage Restrictions Please use appropriate credit and caption. 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.