arXiv:hep-ph/9705429·v2·High Energy Physics — Phenomenology

Exact $O (α)$ Gauge Invariant YFS Exponentiated Monte Carlo for (Un)Stable for (Un)Stable $W^{+} W^{-}$ Production At and Beyond LEP2 Energies

S. Jadach🇵🇱 · W. Placzek🇺🇸 · M. Skrzypek🇵🇱 · B.F.L. Ward🇺🇸 · Z. Was🇵🇱

Abstract

We realize, by Monte Carlo event generator methods, the exact O}(\alpha) $Y F S e x p o n e n t ia t e d c a l c u l a t i o n o f$ e^+e^- \to W^+ W^- (\to f_1\bar f'_1 + \bar f_2 f'_2) $a t an d b ey o n d L E P 2 e n er g i es, w h er e t h e l e f t - han d e d p a r t so f$ f_i $an d$ f'_i $a r e t h er es p ec t i v e u pp er an d l o w er co m p o n e n t so f an$ SU_{2L} $d o u b l e t,$ i=1,2 $. O u r c a l c u l a t i o ni s g a ug e in v a r ian t f r o m t h es t an d p o in t o f i t sr a d ia t i v ee f f ec t s an d t h er es p ec t i v e Y F S M o n t e C a r l oe v e n t g e n er a t or Y F S W W 3, w h er e inb o t h S t an d a r d M o d e l an d an o ma l o u s t r i pl e g a ug e b oso n co u pl in g s a r e a l l o w e d, g e n er a t es$ n(\gamma) $r a d ia t i o nb o t h f r o m t h e ini t ia l s t a t e an df r o m t h e f ina l$ W^+ W^-$. Sample Monte Carlo data are illustrated.

Comments: 12 pages, 4 figures, 1 Latex file which includes the figures

Exact O(α) Gauge Invariant YFS Exponentiated Monte Carlo for (Un)Stable for (Un)Stable W+W− Production At and Beyond LEP2 Energies

Abstract

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Exact $O (α)$ Gauge Invariant YFS Exponentiated Monte Carlo for (Un)Stable for (Un)Stable $W^{+} W^{-}$ Production At and Beyond LEP2 Energies

Citation historyopen in Citation History ↗