caa a22 4500 467893225 CHVBK 20180406152755.0 cr unu---uuuuu 170328e20061201xx s 000 0 eng 10.1007/s10955-005-8018-6 doi (NATIONALLICENCE)springer-10.1007/s10955-005-8018-6 Ambegaokar Vinay Laboratory of Atomic and Solid State Physics, Cornell University, 14853, Ithaca, New York aut Dissipation and Decoherence in a Quantum Oscillator [Elektronische Daten] [Vinay Ambegaokar] The time development of the reduced density matrix for a quantum oscillator damped by coupling it to an ohmic environment is calculated via an identity of the Debye-Waller form. Results obtained some years ago by Hakim and the author in the free-particle limit(10) are thus recovered. The evolution of a free particle in a prepared initial state is examined, and a previously published exchange(5,9) is illuminated with figures showing no decoherence without dissipation. Springer Science + Business Media, Inc., 2006 Quantum oscillator nationallicence dissipation nationallicence time evolution of reduced density matrix nationallicence Debye-Waller identity nationallicence Decoherence nationallicence no decoherence without dissipation nationallicence Journal of Statistical Physics Kluwer Academic Publishers-Plenum Publishers; http://www.springer-ny.com 125/5-6(2006-12-01), 1183-1192 0022-4715 125:5-6<1183 2006 125 10955 https://doi.org/10.1007/s10955-005-8018-6 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s10955-005-8018-6 text/html Onlinezugriff via DOI NATIONALLICENCE 100 1- Ambegaokar Vinay Laboratory of Atomic and Solid State Physics, Cornell University, 14853, Ithaca, New York aut NATIONALLICENCE 773 0- Journal of Statistical Physics Kluwer Academic Publishers-Plenum Publishers; http://www.springer-ny.com 125/5-6(2006-12-01), 1183-1192 0022-4715 125:5-6<1183 2006 125 10955 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer