Published October 2016
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The spectrum and mass anomalous dimension of SU(2) adjoint QCD with two Dirac flavours
- 1. Bern Univ. (Switzerland). Inst. for Theoretical Physics
- 2. Muenster Univ. (Germany). Inst. for Theoretical Physics
- 3. Deutsches Elektronen-Synchrotron (DESY), Hamburg (Germany)
- 4. Regensburg Univ. (Germany). Inst. for Theoretical Physics
Description
In this work we present the results of our investigation of SU(2) gauge theory with two Dirac fermions in the adjoint representation, also known as Minimal Walking Technicolour. We have done numerical lattice simulations of this theory at two different values of the gauge coupling and several fermion masses. Our results include the particle spectrum and the mass anomalous dimension. The spectrum contains so far unconsidered states, a fermion-gluon state and flavour singlet mesons. The mass anomalous dimension is determined from the scaling of the masses and the mode number. The remnant dependence of the universal mass ratios and mass anomalous dimension on the gauge coupling indicates the relevance of scaling corrections.
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Additional details
Publishing Information
- Imprint Pagination
- 28 p.
- ISSN
- 0418-9833
- Report number
- DESY--16-135
INIS
- Country of Publication
- Germany
- Country of Input or Organization
- Germany
- INIS RN
- 48044996
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Descriptors DEI
- ANOMALOUS DIMENSION; BOSONS; BOUND STATE; CHIRAL SYMMETRY; COMPUTERIZED SIMULATION; CORRECTIONS; COUPLING CONSTANTS; FERMIONS; FLAVOR MODEL; IRREDUCIBLE REPRESENTATIONS; LATTICE FIELD THEORY; PARTICLE MULTIPLETS; REST MASS; SCALING LAWS; STRING MODELS; SU-2 GROUPS; SYMMETRY BREAKING; UNIFIED GAUGE MODELS
- Descriptors DEC
- COMPOSITE MODELS; CONSTRUCTIVE FIELD THEORY; EXTENDED PARTICLE MODEL; FIELD THEORIES; LIE GROUPS; MASS; MATHEMATICAL MODELS; MULTIPLETS; PARTICLE MODELS; QUANTUM FIELD THEORY; QUARK MODEL; SCALE DIMENSION; SIMULATION; SU GROUPS; SYMMETRY; SYMMETRY GROUPS
Optional Information
- Secondary number(s)
- MS-TP--16-26