Limit on the rare decay $W^\pm \to \gamma \pi^\pm$ in $p\bar{p}$ collisions at $\sqrt{s} = 1.8$ TeV - INSPIRE

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Limit on the rare decay $W^\pm \to \gamma \pi^\pm$ in $p\bar{p}$ collisions at $\sqrt{s} = 1.8$ TeV

CDF

Collaboration

Jun, 1992

13 pages

Published in:

Phys.Rev.Lett. 69 (1992) 2160-2163

DOI:

10.1103/PhysRevLett.69.2160

Report number:

FERMILAB-PUB-92-157-E,
ANL-HEP-PR-93-03

Experiments:

FNAL-E-0741

View in:

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Abstract: (APS)

We search for the rare decay W±→γπ± in 4.2 pb−1 of pp¯ collisions recorded with the Collider Detector at Fermilab. At the 95% confidence level, we find an upper limit on the partial decay width to be Γ(W±→γπ±)/Γ(W±→e±ν)≤7.5×10−3.

anti-p p: colliding beams
colliding beams: anti-p p
anti-p p: inclusive reaction
W: hadroproduction
hadroproduction: W
W: radiative decay
radiative decay: W
W: rare decay
rare decay: W
W: branching ratio

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Figures(0)

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