Published July 8, 1991
| Version v1
Journal article
The top width
Creators
- 1. Wuerzburg Univ. (Germany). Physikalisches Inst.
- 2. Rijksuniversiteit Leiden (Netherlands). Inst. Lorentz voor Theoretische Natuurkunde
Description
The first-order electroweak and QCD corrections to the top quark decay width Γ(t → W+b) are presented for the W-boson on shell. Using GF and MW to parametrize the Born decay width, the electroweak corrections are below 2% even for large top quark masses. The QCD corrections are ≅ - 10% and depend only weakly on the top quark mass, too. (orig.)
Additional details
Publishing Information
- Journal Title
- Nuclear Physics B, Particle Physics
- Journal Volume
- 358
- Journal Issue
- 1
- Series
- Nucl. Phys. B, Part. Phys.
- Journal Page Range
- 46-58
- ISSN
- 0550-3213
- CODEN
- NUPBB
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- Netherlands
- INIS RN
- 23003244
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Descriptors DEI
- BORN APPROXIMATION; BREMSSTRAHLUNG; DECAY AMPLITUDES; FEYNMAN DIAGRAM; HIGGS BOSONS; INFRARED DIVERGENCES; MATRIX ELEMENTS; PARTICLE WIDTHS; PERTURBATION THEORY; QUANTUM CHROMODYNAMICS; QUANTUM ELECTRODYNAMICS; QUARKS; RADIATIVE CORRECTIONS; REST MASS; SERIES EXPANSION; STANDARD MODEL; TOP PARTICLES; VIRTUAL PARTICLES; W MINUS BOSONS; W PLUS BOSONS; WEAK PARTICLE DECAY; WEINBERG LEPTON MODEL
- Descriptors DEC
- AMPLITUDES; BOSONS; CORRECTIONS; DECAY; DIAGRAMS; ELECTRODYNAMICS; ELECTROMAGNETIC RADIATION; ELEMENTARY PARTICLES; FERMIONS; FIELD THEORIES; GRAND UNIFIED THEORY; INFORMATION; INTERMEDIATE BOSONS; INTERMEDIATE VECTOR BOSONS; MASS; MATHEMATICAL MODELS; PARTICLE DECAY; PARTICLE MODELS; PARTICLE PROPERTIES; POSTULATED PARTICLES; QUANTUM FIELD THEORY; RADIATIONS; TRANSITION AMPLITUDES; UNIFIED GAUGE MODELS