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Title: AN in inclusive lepton-proton collisions: TMD and twist-3 approaches

Journal Article · · EPJ Web of Conferences (Online)
 [1]
  1. Thomas Jefferson National Accelerator Facility (TJNAF), Newport News, VA (United States)

We consider the inclusive production of hadrons in lepton-nucleon scattering. For a transversely polarized nucleon this reaction shows a left-right azimuthal asymmetry, which we compute this asymmetry in both TMD and in twist-3 collinear factorization formalisms. All non-perturbative parton correlators of the calculation are fixed through information from other hard processes. Our results for the left-right asymmetry agree in sign with recent data for charged pion production from the HERMES Collaboration and from Jefferson Lab. As a result, we discuss similarities and differences of two formalisms.

Research Organization:
Thomas Jefferson National Accelerator Facility (TJNAF), Newport News, VA (United States)
Sponsoring Organization:
USDOE Office of Science (SC), Nuclear Physics (NP)
Grant/Contract Number:
AC05-06OR23177
OSTI ID:
1168651
Report Number(s):
JLAB-THY-14-1917; DOE/OR/23177-3226; arXiv:1410.3867; PII: epjconf_tv2014_02028; TRN: US1500469
Journal Information:
EPJ Web of Conferences (Online), Vol. 85; Conference: 4. International Workshop on Transverse Polarisation Phenomena in Hard Processes (Tranversity 2014), Cagliari (Italy), 9-13 June 2014; ISSN 2100-014X
Publisher:
EDP SciencesCopyright Statement
Country of Publication:
United States
Language:
English
Citation Metrics:
Cited by: 1 work
Citation information provided by
Web of Science

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