A strongly perturbed quantum system is a semiclassical system

DOI10.1098/rspa.2007.1879zbMath1132.81346arXivhep-th/0603182OpenAlexW2109002634WikidataQ56213664 ScholiaQ56213664MaRDI QIDQ5438416

Marco Frasca

Publication date: 23 January 2008

Published in: Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/hep-th/0603182

zbMATH Keywords

strong perturbationsWigner-Kirkwood expansionWentzel-Kramers-Brillouin approximation

Mathematics Subject Classification ID

Perturbation theories for operators and differential equations in quantum theory (81Q15) Semiclassical techniques, including WKB and Maslov methods applied to problems in quantum theory (81Q20)

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Cites Work

• \(1/N\)-expansion for the Dicke model and the decoherence program
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