CERN Accelerating science

Article
Title Reaction p+p to gamma +anything at 205 GeV and its implications for pi /sup 0/ production
Author(s) Charlton, G ; Cho, Y ; Crawley, H B ; Derrick, M ; Engelmann, R ; Fields, T ; Glasser, R G ; Hyman, L ; Jäger, K ; Mehtani, U ; Min, Ma Z ; Musgrave, B ; Oren, Y ; Rhines, D ; Schreiner, P ; Voyvodic, L ; Walker, R ; Whitmore, J ; Yuta, H
Affiliation (Argonne Nat Lab, IL, USA)
Publication 1972
In: Phys. Rev. Lett. 29 (1972) 1759-62
DOI 10.1103/PhysRevLett.29.1759
Subject category Particle Physics - Phenomenology
Abstract From observations of photon conversions into electron pairs in the 30- in. hydrogen bubble chamber exposed to a 205-GeV proton beam at the National Accelerator Laboratory, topological and differential cross sections for the inclusive reaction p+p to gamma +anything have been measured. Comparison with data on the same reaction at the CERN intersecting storage rings suggests that pi /sup 0/ production in pp collisions has reached a scaling limit by 205 GeV. We find that for multiplicities up to about 12, the average number of pi /sup 0/'s per inelastic pp collision increases with the number of charged particles produced. (14 refs).

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 Záznam vytvorený 2005-08-19, zmenený 2016-07-04