@article{1743, author = {J. Stewart and J. Gaebler and Cindy Regal and Deborah Jin}, title = {Potential Energy of a 40K Fermi Gas in the BCS-BEC Crossover}, year = {2006}, journal = {Physical Review Letters}, volume = {97}, pages = {220406}, month = {2006-12}, issn = {0031-9007}, doi = {10.1103/PhysRevLett.97.220406}, }