Bielejec, E.Ruan, J.Wu, Wenhao2004-12-032004-12-0320012001http://hdl.handle.net/2003/55810.17877/DE290R-10339enThe American Physical SocietyPhysical Review Letters530Hard Correlation Gap Observed in Quench-Condensed Ultrathin Beryllium10.1103/PhysRevLett.87.036801article (journal)