@article{788491, author = {Pierre Clade and Changhyun Ryu and Anand Ramanathan and Kristian Helmerson and William Phillips}, title = {Observation of a 2D Bose-gas: from thermal to fractured quasi-condensate to superfluid}, year = {2009}, number = {102}, month = {2009-05-01 00:05:00}, publisher = {Physical Review Letters}, language = {en}, }