Abstract
New data on muon-pair production at 225 GeV/c by -, +, and proton beams are analyzed with regard to the production mechanism. The observed spin alignment of the pair and the dependence of the cross section on beam-particle type are strong indications that the production is through electromagnetic quark-antiquark annihilation.
Original language | English (US) |
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Pages (from-to) | 948-951 |
Number of pages | 4 |
Journal | Physical review letters |
Volume | 42 |
Issue number | 15 |
DOIs | |
State | Published - 1979 |
ASJC Scopus subject areas
- Physics and Astronomy(all)