The Dome of the Church (IMAGE) Moscow Institute of Physics and Technology Caption The dome of this church is coated in a thin layer of titanium nitride. The same material is used to coat cutting tools, and if cooled strongly, titanium nitride film can be converted into a pseudogapped superconductor. Credit Photograph courtesy of Panther / Wikimedia 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.