The Heisenberg-Langevin model of a quantum damped harmonic oscillator with time-dependent frequency and damping coefficients

被引:0
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作者
V. V. Dodonov
A. V. Dodonov
机构
[1] Universidade de Brasília,Instituto de Física
[2] Universidade Federal de São Carlos,Departamento de Física
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关键词
Nonstationary quantum damped oscillator; Heisenberg-Langevin equations; noncommuting noise operators; nonstationary Casimir effect;
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摘要
We develop a consistent model of a quantum damped harmonic oscillator with arbitrary time-dependent frequency and damping coefficients within the framework of the Heisenberg-Langevin equations with two noncommuting delta-correlated noise operators justifying the choice of the “minimal noise” set of damping coefficients and correlation functions.
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页码:379 / 388
页数:9
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