Atom cooling by time-dependent potentials
- 1 October 1992
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 46 (7) , 4051-4054
- https://doi.org/10.1103/physreva.46.4051
Abstract
Using the concept of information entropy, it is shown that it is impossible to increase the phase-space density of atoms with time-dependent potentials or other time-dependent terms in the Hamiltonian, even if the motion is nonclassical.Keywords
This publication has 14 references indexed in Scilit:
- Excited-state collisions of trappedatomsPhysical Review Letters, 1992
- Laser modification of ultracold collisions: ExperimentPhysical Review Letters, 1991
- Hydrogen in the submillikelvin regime: Sticking probability on superfluidPhysical Review Letters, 1991
- Laser Cooling of Cesium Atoms Below 3 μKEurophysics Letters, 1990
- rf spectroscopy in an atomic fountainPhysical Review Letters, 1989
- Atoms in precision electromagnetic measurementsIEEE Transactions on Instrumentation and Measurement, 1989
- Observation of the cesium clock transition in laser-cooled atomsOptics Letters, 1989
- Observation of Atoms Laser Cooled below the Doppler LimitPhysical Review Letters, 1988
- Evaporative cooling of magnetically trapped and compressed spin-polarized hydrogenPhysical Review B, 1986
- Cooling Neutral Atoms in a Magnetic Trap for Precision SpectroscopyPhysical Review Letters, 1983