String tension in (2+1)-dimensional compact lattice QED: Weak- and strong-coupling results; a variational calculation
Journal Article
·
· Phys. Rev. D; (United States)
The Hamiltonian and wave functions are written as a function of the gauge-invariant magnetic field only. A variational calculation with an ansatz, separable in plaquette space, leads to Mathieu's equation for the wave functions and a self-consistency constraint. This we solve analytically in both the strong- and weak-coupling limit, and we calculate the string tension. We find the electric flux to be confined to a tube of finite radius for all couplings.
- Research Organization:
- Serin Physics Laboratory, Rutgers University, Frelinghuysen Road, Piscataway, New Jersey 08854
- OSTI ID:
- 6498067
- Journal Information:
- Phys. Rev. D; (United States), Journal Name: Phys. Rev. D; (United States) Vol. 23:10; ISSN PRVDA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
645201* -- High Energy Physics-- Particle Interactions & Properties-Theoretical-- General & Scattering Theory
645400 -- High Energy Physics-- Field Theory
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
COMPOSITE MODELS
ELECTRODYNAMICS
EXTENDED PARTICLE MODEL
FIELD THEORIES
FUNCTIONS
GAUGE INVARIANCE
HAMILTONIANS
HARTREE-FOCK METHOD
INVARIANCE PRINCIPLES
LATTICE FIELD THEORY
MATHEMATICAL MODELS
MATHEMATICAL OPERATORS
NUCLEAR MODELS
PARTICLE MODELS
QUANTUM CHROMODYNAMICS
QUANTUM ELECTRODYNAMICS
QUANTUM FIELD THEORY
QUANTUM OPERATORS
QUARK MODEL
SPACE-TIME
STRING MODELS
STRONG-COUPLING MODEL
VARIATIONAL METHODS
WAVE FUNCTIONS
WEAK-COUPLING MODEL
645400 -- High Energy Physics-- Field Theory
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
COMPOSITE MODELS
ELECTRODYNAMICS
EXTENDED PARTICLE MODEL
FIELD THEORIES
FUNCTIONS
GAUGE INVARIANCE
HAMILTONIANS
HARTREE-FOCK METHOD
INVARIANCE PRINCIPLES
LATTICE FIELD THEORY
MATHEMATICAL MODELS
MATHEMATICAL OPERATORS
NUCLEAR MODELS
PARTICLE MODELS
QUANTUM CHROMODYNAMICS
QUANTUM ELECTRODYNAMICS
QUANTUM FIELD THEORY
QUANTUM OPERATORS
QUARK MODEL
SPACE-TIME
STRING MODELS
STRONG-COUPLING MODEL
VARIATIONAL METHODS
WAVE FUNCTIONS
WEAK-COUPLING MODEL