TY - JOUR AU - R. Dum AU - P. Marte AU - T. Pellizzari AU - Peter Zoller BT - Physical Review Letters DA - Jan-11-1994 DO - 10.1103/PhysRevLett.73.2829 PY - 1994 SP - 2829 EP - 2832 T2 - Physical Review Letters TI - Laser Cooling to a Single Quantum State in a Trap VL - 73 SN - 0031-9007 ER -