Decoherence and infrared divergence |
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| Authors: | J Kupsch |
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| Institution: | 1.Fachbereich Physik,Universit?t Kaiserslautern,Kaiserslautern,Germany |
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| Abstract: | The dynamics of a particle which is linearly coupled to a boson field is investigated. The boson field induces superselection
rules for the momentum of the particle, if the field is infrared divergent. Thereby the Hamiltonian of the total system remains
bounded from below. |
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| Keywords: | Quantum mechanics decoherence infrared divergence |
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