Ackland, G. J.2004-12-142004-12-1420012001http://hdl.handle.net/2003/1887210.17877/DE290R-1656enThe American Physical SocietyPhysical Review Letters530Two Disordered Phases of the beta-Tin Structure in Binary Semiconductors10.1103/PhysRevLett.86.5301article (journal)