An unorthodox analysis of the Frenkel-Ko
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Ralf Nasilowski
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Article
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1996
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Elsevier Science
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English
β 614 KB
The Frenkel-Kontorova model, defined by the Hamiltonian H = Y,.~ 1 (P2./2 -K cos x. + (x.-x.-x -2)2/2), is a well-known simple 1D model of a many-particle system with two competing types of interaction (interacting particles in a spatially periodic substrate), with a peculiar ground-state behavior w