Discretized light-cone quantization: The massless and the massive Schwinger model
Journal Article
·
· Phys. Rev. D; (United States)
The method of discretized light-cone quantization (DLCQ), recently proposed for obtaining nonperturbative solutions to field theories, is applied to quantum electrodynamics in one space dimension (QED/sub 2/). The spectrum of invariant masses and the eigenfunctions of the light-cone Hamiltonian are calculated; i.e., the bound-state problem is solved for all values of the coupling constant. For very strong coupling (Schwinger model proper) DLCQ reproduces one to one the known exact solutions. For nonvanishing fermion mass (massive Schwinger model) the results of DLCQ agree with earlier work and in particular with a lattice gauge calculation.
- Research Organization:
- Max-Planck-Institute fuer Kernphysik, D-6900 Heidelberg 1, Germany
- OSTI ID:
- 6924343
- Journal Information:
- Phys. Rev. D; (United States), Journal Name: Phys. Rev. D; (United States) Vol. 35:4; ISSN PRVDA
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
645400* -- High Energy Physics-- Field Theory
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BOUND STATE
COUPLING CONSTANTS
EIGENFUNCTIONS
ELECTRODYNAMICS
ELEMENTARY PARTICLES
EQUATIONS
FIELD THEORIES
FUNCTIONS
GAUGE INVARIANCE
HAMILTONIANS
HELICITY
INVARIANCE PRINCIPLES
LIGHT CONE
MASS SPECTRA
MASSLESS PARTICLES
MATHEMATICAL MODELS
MATHEMATICAL OPERATORS
MATRIX ELEMENTS
PARTICLE MODELS
PARTICLE PROPERTIES
QUANTIZATION
QUANTUM ELECTRODYNAMICS
QUANTUM FIELD THEORY
QUANTUM OPERATORS
SPACE-TIME
SPECTRA
STRONG-COUPLING MODEL
STRUCTURE FUNCTIONS
SUM RULES
WAVE FUNCTIONS
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
BOUND STATE
COUPLING CONSTANTS
EIGENFUNCTIONS
ELECTRODYNAMICS
ELEMENTARY PARTICLES
EQUATIONS
FIELD THEORIES
FUNCTIONS
GAUGE INVARIANCE
HAMILTONIANS
HELICITY
INVARIANCE PRINCIPLES
LIGHT CONE
MASS SPECTRA
MASSLESS PARTICLES
MATHEMATICAL MODELS
MATHEMATICAL OPERATORS
MATRIX ELEMENTS
PARTICLE MODELS
PARTICLE PROPERTIES
QUANTIZATION
QUANTUM ELECTRODYNAMICS
QUANTUM FIELD THEORY
QUANTUM OPERATORS
SPACE-TIME
SPECTRA
STRONG-COUPLING MODEL
STRUCTURE FUNCTIONS
SUM RULES
WAVE FUNCTIONS