Published January 11, 1993 | Version v1
Journal article

The hadron spectrum in QCD with dynamical staggered fermions

  • 1. Deutsches Elektronen-Synchrotron DESY, Hamburg (Germany)
  • 2. Inst. fuer Theoretische Physik, RWTH Aachen (Germany)
  • 3. Gruppe Theorie der Elementarteilchen, Hoechstleistungsrechenzentrum HLRZ, Forschungszentrum Juelich (Germany)
  • 4. Fakultaet fuer Physik, Univ. Bielefeld (Germany)

Description

The hadron spectrum has been calculated in a large scale simulation of QCD with dynamical staggered fermions on a 163x24 lattice at m=0.01 and β=5.35 and 5.15. Special emphasis is placed on flavour symmetry restoration, for which we observe a substantial improvement between the two β-values. The results at the lower β-value provide a scale for the critical temperature on an eight time slice lattice. In addition to the spectrum we investigate chiral properties and calculate the chiral condensate and fπ in the chiral limit. (orig.)

Additional details

Publishing Information

Journal Title
Nuclear Physics. B
Journal Volume
389
Journal Issue
2
Journal Page Range
p. 445-510.
ISSN
0550-3213
CODEN
NUPBBO

INIS

Country of Publication
Netherlands
Country of Input or Organization
Netherlands
INIS RN
24036685
Subject category
S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
Descriptors DEI
ASYMPTOTIC SOLUTIONS; A0-980 MESONS; A1-1270 MESONS; BOSE-EINSTEIN CONDENSATION; B1-1235 MESONS; CHIRALITY; COMPUTERIZED SIMULATION; CORRELATION FUNCTIONS; COUPLING CONSTANTS; CRITICAL TEMPERATURE; DELTA-1232 BARYONS; EFFECTIVE MASS; EIGENSTATES; EIGENVALUES; ETA PRIME-958 MESONS; FIELD OPERATORS; FLUCTUATIONS; F0-975 MESONS; HADRONS; H1-1190 MESONS; IRREDUCIBLE REPRESENTATIONS; LAMBDA PARTICLES; LATTICE FIELD THEORY; LEPTONIC DECAY; MASS SPECTRA; N-1520 BARYONS; NUCLEONS; OMEGA-783 MESONS; PARTICLE STRUCTURE; PIONS; QUANTUM CHROMODYNAMICS; QUARKS; REST MASS; RHO-770 MESONS; SCALING LAWS; SU-3 GROUPS; TRANSFER MATRIX METHOD; UNIFIED GAUGE MODELS; VARIATIONAL METHODS
Descriptors DEC
AXIAL VECTOR MESONS; BARYONS; BASIC INTERACTIONS; BOSONS; CALCULATION METHODS; CONSTRUCTIVE FIELD THEORY; DECAY; DELTA BARYONS; ELEMENTARY PARTICLES; FERMIONS; FIELD THEORIES; FUNCTIONS; HYPERONS; INTERACTIONS; LAMBDA BARYONS; LIE GROUPS; MASS; MATHEMATICAL MODELS; MATHEMATICAL OPERATORS; MESONS; N BARYONS; N*BARYONS; PARTICLE DECAY; PARTICLE MODELS; PARTICLE PROPERTIES; PHYSICAL PROPERTIES; POSTULATED PARTICLES; PSEUDOSCALAR MESONS; QUANTUM FIELD THEORY; QUANTUM OPERATORS; SCALAR MESONS; SIMULATION; SPECTRA; STRANGE PARTICLES; SU GROUPS; SYMMETRY GROUPS; THERMODYNAMIC PROPERTIES; TRANSITION TEMPERATURE; VARIATIONS; VECTOR MESONS; WEAK INTERACTIONS; WEAK PARTICLE DECAY

Optional Information

Collaborations
MTc Collaboration.