Choi, S. M.Dender, D. C.Ling, X. S.Lynn, J. W.McClain, B. A.Park, S. R.2004-12-102004-12-1020012001http://hdl.handle.net/2003/1819410.17877/DE290R-12127enThe American Physical SocietyPhysical Review Letters530Superheating and Supercooling of Vortex Matter in a Nb Single Crystal: Direct Evidence for a Phase Transition at the Peak Effect from Neutron Diffraction10.1103/PhysRevLett.86.712article (journal)