Published April 18, 1991
| Version v1
Journal article
Quantum hamiltonian reduction and N=2 coset models
Description
We study the quantum hamiltonian reduction of the affine Lie superalgebra A(n,n-1)(1)=sl(n+1,n)(1)(n≥1), whose central charge is zero. After a BRST gauge fixing the model has a W algebra structure with N=2 superconformal symmetry. We show that this model is the N=2 coset model CPn=SU(n+1)/SU(n)xU(1) constructed by Kazama and Suzuki. We also discuss a topological field theoretical aspect of the SL(n+1,n) Wess-Zumino-Novikov-Witten model. (orig.)
Additional details
Publishing Information
- Journal Title
- Physics Letters, (Section) B
- Journal Volume
- 259
- Journal Issue
- 1/2
- Series
- Phys. Lett., B.
- Journal Page Range
- 73-78
- ISSN
- 0370-2693
- CODEN
- PYLBA
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- Netherlands
- INIS RN
- 22078175
- Subject category
- S71: CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS;
- Descriptors DEI
- ALGEBRAIC CURRENTS; CONFORMAL INVARIANCE; ENERGY-MOMENTUM TENSOR; FERMIONS; FIELD ALGEBRA; FIELD OPERATORS; GAUGE INVARIANCE; GRADED LIE GROUPS; HAMILTONIANS; LAGRANGIAN FIELD THEORY; NONLINEAR PROBLEMS; SERIES EXPANSION; SIGMA MODEL; SL GROUPS; SU GROUPS; SUPERSYMMETRY; TOPOLOGY; U-1 GROUPS
- Descriptors DEC
- BOSON-EXCHANGE MODELS; CURRENTS; FIELD THEORIES; INVARIANCE PRINCIPLES; LIE GROUPS; MATHEMATICAL MODELS; MATHEMATICAL OPERATORS; MATHEMATICS; PARTICLE MODELS; PERIPHERAL MODELS; QUANTUM FIELD THEORY; QUANTUM OPERATORS; SYMMETRY; SYMMETRY GROUPS; TENSORS; U GROUPS