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Transverse momentum distributions for exclusiveρ0 muoproduction

Authors :
Amaudruz, P.
Arneodo, M.
Arvidson, A.
Badelek, B.
Baum, G.
Beaufays, J.
Bird, I. G.
Botje, M.
Broggini, C.
Brückner, W.
Brüll, A.
Burger, W. J.
Ciborowski, J.
van Dantzig, R.
Döbbeling, H.
Domingo, J.
Drinkard, J.
Engelien, H.
Ferrero, M. I.
Fluri, L.
Grafstrom, P.
von Harrach, D.
van der Heijden, M.
Heusch, C.
Ingram, Q.
Janson, K.
de Jong, M.
Kabuß, E. M.
Kaiser, R.
Ketel, T. J.
Klein, F.
Korzen, B.
Krüner, U.
Kullander, S.
Landgraf, U.
Lettenström, F.
Lindqvist, T.
Mallot, G. K.
Mariotti, C.
van Middelkoop, G.
Mizuno, Y.
Nassalski, J.
Nowotny, D.
Pavel, N.
Peroni, C.
Peschel, H.
Povh, B.
Rieger, R.
Rith, K.
Röhrich, K.
Rondio, E.
Ropelewski, L.
Sandacz, A.
Scholz, C.
Schumacher, R.
Sennhauser, U.
Sever, F.
Shibata, T. -A.
Siebler, M.
Simon, A.
Staiano, A.
Taylor, G.
Treichel, M.
Vuilleumier, J. L.
Walcher, T.
Windmolders, R.
Zetsche, F.
Source :
Zeitschrift für Physik C Particles and Fields; June 1992, Vol. 54 Issue: 2 p239-245, 7p
Publication Year :
1992

Abstract

We have studied transverse momentum distributions for exclusiveρ<superscript>0</superscript> muoproduction on protons and heavier nuclei at 2<Q<superscript>2</superscript><25 GeV<superscript>2</superscript>. TheQ<superscript>2</superscript> dependence of the slopes of thep<subscript>t</subscript><superscript>2</superscript> andt′ distributions is discussed. The influence of the non-exclusive background is investigated. Thep<subscript>t</subscript><superscript>2</superscript>-slope for exclusive events is 4.3±0.6±0.7 GeV<superscript>−2</superscript> at largeQ<superscript>2</superscript>. Thep<subscript>t</subscript><superscript>2</superscript> spectra are much softer than inclusivep<subscript>t</subscript><superscript>2</superscript> spectra of leading hadrons produced in deep inelastic scattering.

Details

Language :
English
ISSN :
01709739 and 14315858
Volume :
54
Issue :
2
Database :
Supplemental Index
Journal :
Zeitschrift für Physik C Particles and Fields
Publication Type :
Periodical
Accession number :
ejs15717795
Full Text :
https://doi.org/10.1007/BF01566652