TY - JOUR AU - Deborah Jin AU - M. Matthews AU - J. Ensher AU - Carl Wieman AU - Eric Cornell BT - Physical Review Letters DA - 1997-02 DO - 10.1103/PhysRevLett.78.764 PY - 1997 SP - 764 EP - 767 T2 - Physical Review Letters TI - Temperature-Dependent Damping and Frequency Shifts in Collective Excitations of a Dilute Bose-Einstein Condensate VL - 78 SN - 0031-9007 ER -