@article{5795, author = {J. Ensher and Deborah Jin and M. Matthews and Carl Wieman and Eric Cornell}, title = {Bose-Einstein Condensation in a Dilute Gas: Measurement of Energy and Ground-State Occupation}, year = {1996}, journal = {Physical Review Letters}, volume = {77}, pages = {4984-4987}, month = {1996-12}, issn = {0031-9007}, doi = {10.1103/PhysRevLett.77.4984}, }