On the Instability of an Oscillator in a
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G.V. Efimov; W. Vonwaldenfels
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Article
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1994
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Elsevier Science
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English
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We discuss the origin of dissipation in a one-dimension model describing the interaction of a microsystem (an oscillator) with a bath (a quantized field). The Hamiltonian is a gauge-type coupling of the oscillator with the field and it is bounded below. Classical and quantum pictures are considered.