Gauge-invariant YFS exponentiation of (un)stable Z-pair production at and beyond CERN LEP 2 energies

Journal Article · Mon Dec 01 04:00:00 EST 1997 · Physical Review, D

DOI:https://doi.org/10.1103/PhysRevD.56.6939· OSTI ID:553161

Jadach, S ^[1]; Placzek, W ^[2]; Ward, B F ^[2]

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1. Institute of Nuclear Physics, ul. Kawiory 26a, Krakow (Poland)
2. Department of Physics and Astronomy, The University of Tennessee, Knoxville, Tennessee 37996-1200 (United States)

We present the theoretical basis and sample Monte Carlo data for the YFS exponentiated calculation of e{sup +}e{sup {minus}}{r_arrow}ZZ{r_arrow}f{sub 1}{bar f}{sub 1}+{bar f}{sub 2}f{sub 2} at and beyond CERN LEP 2 energies, where the left-handed part of f{sub i} is a component of an SU(2){sub L} doublet, i=1,2. The calculation is performed for both SM couplings and for anomalous ZZV triple gauge boson couplings in the conventions of Hagiwara {ital et al.} Our formulas, which are gauge invariant, are illustrated in a prototypical YFS Monte Carlo event generator YFSZZ. {copyright} {ital 1997} {ital The American Physical Society}

• OSTI ID: 553161
• Journal Information: Physical Review, D, Journal Name: Physical Review, D Journal Issue: 11 Vol. 56; ISSN PRVDAQ; ISSN 0556-2821
• Country of Publication: United States
• Language: English

Related Subjects

66 PHYSICS
COUPLING
ELECTRON-POSITRON INTERACTIONS
GAUGE INVARIANCE
MONTE CARLO METHOD
PAIR PRODUCTION
STANDARD MODEL
SU-2 GROUPS
Z NEUTRAL BOSONS