Measurement of Collins asymmetries in the inclusive production of hadron pairs

Garzia, I. (2010) Measurement of Collins asymmetries in the inclusive production of hadron pairs. Il nuovo cimento C, 33 (6). pp. 269-270. ISSN 1826-9885

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Abstract

Transversity distribution, which describes the quark transverse polarization inside a transversely polarized nucleon, is the last leading-twist missing piece of the QCD description of the partonic structure of the nucleon. Transversity can be extracted from semi-inclusive deep inelastic scattering (SIDIS) where it couples to a new, unknown fragmentation function, called Collins function. The aim of the analysis is a measurement of the azimuthal xasymmetries in e+e− → ππX (inclusive hadron production), based on the full BaBar data sample in order to extract the Collins fragmentation function from the measured asymmetries.

Item Type: Article
Uncontrolled Keywords: Hadron production in e−e+ interactions
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 03 Apr 2020 14:22
Last Modified: 03 Apr 2020 14:22
URI: http://eprints.bice.rm.cnr.it/id/eprint/17143

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