Derivation of Ginzburg-Landau theory for a one-dimensional system with contact interaction
classification
🧮 math-ph
cond-mat.supr-conmath.MP
keywords
derivationginzburg-landauone-dimensionalsystemtheorybardeen-cooper-schrieffercasecelebrated
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In a recent paper we give the first rigorous derivation of the celebrated Ginzburg-Landau (GL) theory, starting from the microscopic Bardeen-Cooper-Schrieffer (BCS) model. Here we present our results in the simplified case of a one-dimensional system of particles interacting via a delta-potential.
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