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Date: 2014
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/321874
Description: Master equations govern the time evolution of a quantum system interacting with an environment, and may be written in a variety of forms. Time-independent or memoryless master equations, in particular ... More
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Date: 2014
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/328006
Description: We investigate how to model Markovian evolution of coupled harmonic oscillators, each of them interacting with a local environment. When the coupling between the oscillators is weak, dissipation may b ... More
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Date: 2014
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/327793
Description: Buschs theorem deriving the standard quantum probability rule can be regarded as a more general form of Gleasons theorem. Here we show that a further generalization is possible by reducing the number ... More
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Date: 2012
Subject Keyword: 020500 Optical Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/187126
Description: We analyze the dynamics of various kinds of correlations present between two initially entangled independent qubits, each one subject to a local phase-noisy laser. We give explicit expressions for the ... More
Reviewed: Reviewed
Date: 2010
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/111713
Description: We derive a quantum linear Boltzmann equation from first principles to describe collisional friction, diffusion, and decoherence in a unified framework. In doing so, we discover that the previously ce ... More
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Date: 2008
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/82663
Description: We analyze decoherence-free (DF) quantum information in the presence of an arbitrary non-nearest-neighbor bath-induced system Hamiltonian using a Markovian master equation. We show that the most appro ... More
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Reviewed: Reviewed
Date: 2008
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/102731
Description: We analyze the stability of super- and subradiant states in a system of identical two-level atoms in the near-Dicke limit, i.e., when the atoms are very close to each other compared to the wavelength ... More
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Date: 2007
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/22959
Description: For any master equation which is local in time, whether Markovian, non-Markovian, of Lindblad form or not, a general procedure is given for constructing the corresponding linear map from the initial s ... More
Reviewed: Reviewed
Date: 2006
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/15302
Description: We present a quantum theory of friction in which interactions with the surrounding medium are described by generalized measurements of the particle's position and momentum. The theory predicts intrins ... More
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Date: 2006
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/25998
Description: We derive a master equation describing the evolution of a quantum system subjected to a sequence of observations. These measurements occur randomly at a given rate and can be of a very general form. A ... More
Reviewed: Reviewed
Date: 2005
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/86216
Description: We present a Markovian quantum theory of friction. Our approach is based on the idea that collisions between a Brownian particle and single molecules of the surrounding medium constitute, as far as th ... More
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Reviewed: Reviewed
Date: 2005
Subject Keyword: 020600 Quantum Physics
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/30188
Description: We derive a quantum theory of matter-wave detection from microscopic considerations. We calculate both the short-time approximation and the long-time correction to the detection rate of matter waves. ... More
Reviewed: Reviewed
Date: 2004
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1157123
Reviewed: Reviewed
Date: 2004
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/1157153
Reviewed: Reviewed
Date: 2003
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/27233
Description: We show how the physical processes responsible for the spontaneous decay of a dipole atom conspire to guarantee that the spontaneous decay rate of the atom transforms between different inertial refere ... More
Reviewed: Reviewed