Title :
Observation of the quantum zeno and anti-zeno effects in an unstable system
Author :
Gutierrez-Medina, B. ; Fischer, M.C. ; Raizen, M.G.
Author_Institution :
Dept. of Phys., Texas Univ., Austin, TX, USA
Abstract :
We study the motion of ultra-cold atoms in an accelerating optical lattice. We find that the tunneling dynamics are strongly affected by repeated measurement during the non-exponential time, leading to either inhibition (zeno) or enhancement (anti-zeno) of decay.
Keywords :
laser cooling; quantum optics; radiation pressure; sodium; stability; Na; accelerating optical lattice; anti-zeno effects; nonexponential time; quantum zeno effects; repeated measurement; tunneling dynamics; ultra-cold atom motion; unstable system; Acceleration; Atom optics; Atomic measurements; Charge carrier processes; Lattices; Magnetic field measurement; Magnetooptic effects; Physics; Time measurement; Tunneling;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2001. QELS '01. Technical Digest. Summaries of Papers Presented at the
Conference_Location :
Baltimore, MD, USA
Print_ISBN :
1-55752-663-X
DOI :
10.1109/QELS.2001.962243
