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Measurement of the fragmentation of hadronic systems of different flavour and colour selected by lepton pairs
Authors:B. Pietrzyk  R. Barate  P. Bareyre  P. Bonamy  P. Borgeaud  M. David  F.X. Gentit  G. Laurens  Y. Lemoigne  G. Villet  S. Zaninotti  P. Astbury  A. Duane  G.J. King  B.C. Nandi  R. Namjoshi  D.M. Websdale  J. Wiejak  T. Marshall
Affiliation:Centre d''Etudes Nucléaires de Saclay, Gif-sur-Yvette, France;Imperial College, London, UK;Southampton University, Southampton, UK;Indiana University, Bloomington, IN, USA
Abstract:A lepton-pair trigger was used to select a hadronic system in different flavour and colour states: properties of the transformation of this system into hadrons were measured in terms of charge flow, multiplicity distribution, and fragmentation function. It is observed that, while the effects of flavour are clearly seen, the colour degrees of freedom are not observed in the region of low pT.
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