TY - JOUR AU - Th. Sauter AU - W. Neuhauser AU - R. Blatt AU - P. Toschek BT - Physical Review Letters DA - Jan-10-1986 DO - 10.1103/PhysRevLett.57.1696 PY - 1986 SP - 1696 EP - 1698 T2 - Physical Review Letters TI - Observation of Quantum Jumps UR - http://link.aps.org/doi/10.1103/PhysRevLett.57.1696 VL - 57 SN - 0031-9007 ER -