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Improved formalism for Abelian magnetic monopoles

Journal Article · · Phys. Rev., D; (United States)
Euclidean lattice methods are used to derive an improved version of the Schwinger-Zwanziger Lagrangian for magnetic monopoles. The formalism involves a nondynamical string variable x/sub ..mu../(sigma,tau). When the monopoles are coupled to a charged scalar field, x/sub ..mu../ can be utilized to absorb the dynamics of discontinuities in the angular part of the scalar field. In the Higgs phase where such discontinuities have finite action, x/sub ..mu../ becomes a dynamical variable and the Lagrangian becomes manifestly covariant. We derive the heuristic string-monopole equations of Nambu as the classical limit of the Higgs model in the London approximation.
Research Organization:
Institute for Advanced Study, Princeton, New Jersey 08540
OSTI ID:
5978643
Journal Information:
Phys. Rev., D; (United States), Journal Name: Phys. Rev., D; (United States) Vol. 20:2; ISSN PRVDA
Country of Publication:
United States
Language:
English