Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
2000-05-17
Phys.Rev. D62 (2000) 094001
Physics
High Energy Physics
High Energy Physics - Phenomenology
26 pages with 10 figures. Submitted to Phys. Rev. D
Scientific paper
10.1103/PhysRevD.62.094001
Longitudinal polarizations of different kinds of hyperons produced in e+e- annihilation at LEP I and LEP II energies in different event samples are calculated using two different pictures for the spin structure of hyperon: that drawn from polarized deep inelastic lepton-nucleon scattering data or that using SU(6) symmetric wave functions. The result shows that measurements of such polarizations should provide useful information to the question of which picture is more suitable in describing the spin effects in the fragmentation processes.
Liang Zuo-tang
Liu Chun-xiu
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