Published October 1991
| Version v1
Journal article
A measurement of electron-tau universality from decays of intermediate vector bosons at the CERN anti pp collider
- 1. CEA Centre d'Etudes Nucleaires de Saclay, 91 - Gif-sur-Yvette (France)
Description
The ratio of branching fractions of the W decaying to τ and e leptons is measured using anti pp collisions at √s=630 GeV. The ratio of the electroweak charged current couplings to the W is then determined to be gτW/geW=0.997±0.056(stat.)±0.042(syst.). The decay mode Z→τ+τ- is observed and also found to be consistent with e-τ universality. (orig.)
Additional details
Publishing Information
- Journal Title
- Zeitschrift fuer Physik. C
- Journal Volume
- 52
- Journal Issue
- 2
- Series
- Z. Phys., C.
- Journal Page Range
- 209-218
- ISSN
- 0170-9739
- CODEN
- ZPCFD
INIS
- Country of Publication
- Germany
- Country of Input or Organization
- Germany
- INIS RN
- 22087623
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Resource subtype / Literary indicator
- Numerical Data
- Descriptors DEI
- BRANCHING RATIO; COUPLING CONSTANTS; EFFECTIVE MASS; ELECTRON NEUTRINOS; ELECTRON-MUON UNIVERSALITY; ELECTRONS; EXPERIMENTAL DATA; GEV RANGE 100-1000; HADRONS; INCLUSIVE INTERACTIONS; INTEGRAL CROSS SECTIONS; INTERMEDIATE VECTOR BOSONS; JET MODEL; LEPTONIC DECAY; MASS SPECTRA; MULTIPLE PRODUCTION; PAIR PRODUCTION; POSITRONS; PROTON-ANTIPROTON INTERACTIONS; TAU PARTICLES; TRANSVERSE MOMENTUM; W MINUS BOSONS; W PLUS BOSONS; WEAK CHARGED CURRENTS; Z NEUTRAL BOSONS
- Descriptors DEC
- ALGEBRAIC CURRENTS; ANTILEPTONS; ANTIMATTER; ANTIPARTICLES; BARYON-BARYON INTERACTIONS; BASIC INTERACTIONS; BOSONS; CHARGED CURRENTS; CROSS SECTIONS; CURRENTS; DATA; DECAY; ELECTRON-MUON-TAU UNIVERSALITY; ELEMENTARY PARTICLES; ENERGY RANGE; FERMIONS; GEV RANGE; HADRON-HADRON INTERACTIONS; HEAVY LEPTONS; INFORMATION; INTERACTIONS; INTERMEDIATE BOSONS; LEPTONS; LINEAR MOMENTUM; MASS; MASSLESS PARTICLES; MATHEMATICAL MODELS; MATTER; NEUTRINOS; NUCLEON-ANTINUCLEON INTERACTIO; NUMERICAL DATA; PARTICLE DECAY; PARTICLE INTERACTIONS; PARTICLE MODELS; PARTICLE PRODUCTION; SPECTRA; WEAK INTERACTIONS; WEAK PARTICLE DECAY
Optional Information
- Collaborations
- UA2 Collaboration.