Critical Behavior of a Trapped Interacting Bose Gas Export

@article{DonRitBou07, abstract = {The phase transition of Bose-Einstein condensation was studied in the critical regime, where fluctuations extend far beyond the length scale of thermal de Broglie waves. We used matter-wave interference to measure the correlation length of these critical fluctuations as a function of temperature. Observations of the diverging behavior of the correlation length above the critical temperature enabled us to determine the critical exponent of the correlation length for a trapped, weakly interacting Bose gas to be {nu} = 0.67 {+/-} 0.13. This measurement has direct implications for the understanding of second-order phase transitions. 10.1126/science.1138807}, author = {Donner, T. and Ritter, S. and Bourdel, T. and Ottl, A. and Kohl, M. and Esslinger, T.}, citeulike-article-id = {1167437}, citeulike-linkout-0 = {http://dx.doi.org/10.1126/science.1138807}, citeulike-linkout-1 = {http://www.sciencemag.org/cgi/content/abstract/315/5818/1556}, citeulike-linkout-2 = {http://view.ncbi.nlm.nih.gov/pubmed/17363669}, citeulike-linkout-3 = {http://www.hubmed.org/display.cgi?uids=17363669}, day = {16}, doi = {10.1126/science.1138807}, journal = {Science}, keywords = {bec, critical, fluctuations, fringes}, month = {March}, number = {5818}, pages = {1556--1558}, posted-at = {2009-04-15 12:24:00}, priority = {2}, title = {Critical Behavior of a Trapped Interacting Bose Gas}, url = {http://dx.doi.org/10.1126/science.1138807}, volume = {315}, year = {2007} }

TY - JOUR ID - DonRitBou07 L3 - citeulike-article-id:1167437 N2 - The phase transition of Bose-Einstein condensation was studied in the critical regime, where fluctuations extend far beyond the length scale of thermal de Broglie waves. We used matter-wave interference to measure the correlation length of these critical fluctuations as a function of temperature. Observations of the diverging behavior of the correlation length above the critical temperature enabled us to determine the critical exponent of the correlation length for a trapped, weakly interacting Bose gas to be {nu} = 0.67 {+/-} 0.13. This measurement has direct implications for the understanding of second-order phase transitions. 10.1126/science.1138807 IS - 5818 JF - Science EP - 1558 TI - Critical Behavior of a Trapped Interacting Bose Gas VL - 315 SP - 1556 KW - bec KW - critical KW - fluctuations KW - fringes AU - Donner, T AU - Ritter, S AU - Bourdel, T AU - Ottl, A AU - Kohl, M AU - Esslinger, T PY - 2007/03/16/ UR - http://dx.doi.org/10.1126/science.1138807 ER -