Unusual production features of isoscalar mesons in proton diffractive dissociation at the CERN-ISR

Authors :: P. Chauvat
P.E. Schlein
S. Vernetto
B. Bloch-Devaux
Antonella Castellina
Samim Erhan
R. Bonino
A. Montag
J.B. Cheze
Mike Medinnis
M. Reyrolle
J. Zsembery
P. Sherwood
J. Zweizig
L. Meritet
A.M. Smith
K. Hayes
F. Vazeille
J. Alitti
R. Cousins
B. Pichard
J. Mallet
Laboratoire de Physique Corpusculaire - Clermont-Ferrand (LPC)
Université Blaise Pascal - Clermont-Ferrand 2 (UBP)-Institut National de Physique Nucléaire et de Physique des Particules du CNRS (IN2P3)-Centre National de la Recherche Scientifique (CNRS)
Source :: Physics Letters B, Physics Letters B, 1984, 148, pp.382-386, Physics Letters B, Elsevier, 1984, 148, pp.382-386
Publication Year :: 1984
Publisher :: Elsevier BV, 1984.
Abstract: D(1285) and E/iota(1422) are observed in the diffractive dissociation process, pp→(pK 0 K +- π ± )p, with √ s =63Gev. The D(1285) is produced with dominant ±1 helicity. Several unusual features of the data suggest that the mesonic states result from gluonic interactions in the collision.

Subjects :: Physics
Nuclear and High Energy Physics
Particle physics
Proton
Meson
010308 nuclear & particles physics
Isoscalar
Hadron
Elementary particle
01 natural sciences
Helicity
Nuclear physics
Pion
0103 physical sciences
[PHYS.HEXP]Physics [physics]/High Energy Physics - Experiment [hep-ex]
010306 general physics
Nucleon
Particle Physics - Experiment

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