Uniform semiclassical approximation in quantum statistical mechanics

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We present a simple method to deal with caustics in the semiclassical approximation to the partition function of a one-dimensional quantum system. The procedure, which makes use of complex trajectories, is applied to the quartic double-well potential.
5 pages, 1 figure, Latex. Contribution to the Proceedings of the XXI Brazilian National Meeting on Particles and Fields (Sao Lourenco, October 23-27, 2000)

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Statistical Mechanics, High Energy Physics - Theory, Quantum Physics

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http://salesiana.dossiersoluciones.com/handle/123456789/17177

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/cond-mat/0012414
 http://arxiv.org/abs/cond-mat/0012414

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arXiv