Published August 30, 1990
| Version v1
Journal article
Are there infra-red problems in the 2D non-linear σ-models?
- 1. Princeton Univ., NJ (USA). Joseph Henry Labs.
- 2. Universidad de Santiago de Compostela (Spain). Dept. de Particulas
Description
We show that the infra-red behaviour of the non-linear σ-model in two dimensions is not pathological for (almost) arbitrary couplings, contrary to some recent claims. (orig.)
Additional details
Publishing Information
- Journal Title
- Physics Letters, (Section) B
- Journal Volume
- 246
- Journal Issue
- 3/4
- Series
- Phys. Lett., B.
- Journal Page Range
- 399-404
- ISSN
- 0370-2693
- CODEN
- PYLBA
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- Netherlands
- INIS RN
- 21091040
- Subject category
- S71: CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS;
- Descriptors DEI
- BOSONS; CORRELATION FUNCTIONS; CORRELATIONS; COUPLING CONSTANTS; INFRARED DIVERGENCES; MASSLESS PARTICLES; NONLINEAR PROBLEMS; POWER SERIES; PROPAGATOR; SCALAR FIELDS; SIGMA MODEL; TWO-DIMENSIONAL CALCULATIONS
- Descriptors DEC
- BOSON-EXCHANGE MODELS; ELEMENTARY PARTICLES; FUNCTIONS; MATHEMATICAL MODELS; PARTICLE MODELS; PERIPHERAL MODELS; SERIES EXPANSION