Multiphase semiclassical approximation of the one-dimensional harmonic crystal: I. The periodic case

DOI10.1088/0305-4470/39/33/018zbMath1114.81041OpenAlexW2007653906MaRDI QIDQ5485538

Laurent Gosse

Publication date: 30 August 2006

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/0305-4470/39/33/018

Mathematics Subject Classification ID

Singular perturbations in context of PDEs (35B25) Closed and approximate solutions to the Schrödinger, Dirac, Klein-Gordon and other equations of quantum mechanics (81Q05) PDEs in connection with quantum mechanics (35Q40) Semiclassical techniques, including WKB and Maslov methods applied to problems in quantum theory (81Q20)

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