Elementary excitations of the quantum sine-Gordon model in the massless regime 2>8: Derivation from the XXZ model

F. D.M. Haldane

doi:10.1103/PhysRevB.28.2505

Elementary excitations of the quantum sine-Gordon model in the massless regime 2>8: Derivation from the XXZ model

F. D.M. Haldane

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Abstract

From the identification of the easy-plane XXZ spin chain as a 2>8 quantum sine-Gordon system, the nonlinear elementary excitations of the latter are identified as massless "twists" carrying the topological charge 28, and (depending on 2) twist-antitwist bound states.

Original language	English (US)
Pages (from-to)	2505-2508
Number of pages	4
Journal	Physical Review B
Volume	28
Issue number	5
DOIs	https://doi.org/10.1103/PhysRevB.28.2505
State	Published - 1983
Externally published	Yes

All Science Journal Classification (ASJC) codes

Condensed Matter Physics

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10.1103/PhysRevB.28.2505

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abstract = "From the identification of the easy-plane XXZ spin chain as a 2>8 quantum sine-Gordon system, the nonlinear elementary excitations of the latter are identified as massless {"}twists{"} carrying the topological charge 28, and (depending on 2) twist-antitwist bound states.",

author = "Haldane, \{F. D.M.\}",

year = "1983",

doi = "10.1103/PhysRevB.28.2505",

language = "English (US)",

volume = "28",

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journal = "Physical Review B",

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AB - From the identification of the easy-plane XXZ spin chain as a 2>8 quantum sine-Gordon system, the nonlinear elementary excitations of the latter are identified as massless "twists" carrying the topological charge 28, and (depending on 2) twist-antitwist bound states.

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Elementary excitations of the quantum sine-Gordon model in the massless regime 2>8: Derivation from the XXZ model

Abstract

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