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Experimental limit on the decay W±→π±γ at the CERN > collider

Authors :
Roberto Ferrari
J. C. Chollet
V. Simak
Steinar Stapnes
R. S. DeWolf
D. J. Munday
Valerio Vercesi
H. Plothow-Besch
F. Gianotti
Michele Livan
Andrea Federspiel
Paolo Lariccia
M. Morganti
J-P. Meyer
Chariclia Petridou
F. Tondini
Julius Hrivnac
R. Ansari
P. Bareyre
Michel Lefebvre
M. Bourliaud
Paola Scampoli
Marco Fraternali
Massimiliano F. Sacchi
H. Zaccone
B. Schmidt
M. Primavera
A. Zylberstejn
M. Moniez
G. Parrour
V. G. Goggi
M. Pepe
C. Magneville
H. Hufnagel
E. Tsesmelis
F. Costantini
P. Bonamy
M. Curatolo
B. Merkel
Alan Poppleton
Livio Mapelli
S. Grünendahl
J.M. Pentney
E. Hugentobler
Marcello Mazzanti
T. DelPrete
M. Valdata-Nappi
J. M. Gaillard
Giovanna Ambrosini
O. Gildemeister
K. Hara
G. Blaylock
M. Punturo
S. A. Wotton
K. Hultqvist
J. Schacher
Klaus Peter Pretzl
V. Sondermann
G. Polesello
Louis Fayard
S. L. Singh
C. Onions
P. Petroff
Michael Andrew Parker
L. DiLella
J. Alitti
L. Müller
Gary F. Egan
Laura Perini
J. Incandela
P. S. Wells
Karl Jakobs
Giovanni Carboni
Francesca Nessi-Tedaldi
D. Cavalli
Adele Rimoldi
Peter Jenni
Daniel Froidevaux
Darien Wood
P. Cenci
G. Fumagalli
Marzio Nessi
J. P. Repellin
A. Cravero
E. E. Kluge
R. Spiwoks
D. Autiero
K. Meier
G. Costa
R. Moning
F. Pastore
T. Pal
N. Kurz
G. Unal
C. Conta
Luca Cozzi
E. Iacopini
B. Esposito
D. Buskulic
Vincenzo Cavasinni
I.A. Bertram
Y. Ducros
P. Lubrano
L. Linssen
Sten Hellman
E. Pennacchio
K. Borer
L. Mandelli
S. Lami
A. Dell'Acqua
Claus Gössling
Cinzia Talamonti
T. O. White
A. R. Weidberg
Kevin Einsweiler
S. N. Tovey
Source :
Physics Letters B. 277:203-208
Publication Year :
1992
Publisher :
Elsevier BV, 1992.

Abstract

Results are given on a search for the decay W±→π±γ with the UA2 detector in pp collisions at √s=630 GeV. No signal for such a process is observed and upper limits on the ration R=Γ(W±→π±γ)/Γ(W±→e±v)

Details

ISSN :
03702693
Volume :
277
Database :
OpenAIRE
Journal :
Physics Letters B
Accession number :
edsair.doi...........e74bba794c53b0fa188dfead4c35bf7a
Full Text :
https://doi.org/10.1016/0370-2693(92)90980-i