Published October 1983 | Version v1
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Order αsub(s) corrections to nucleon axial form factors in the bag model

  • 1. Lab. de Physique Theorique et Hautes Energies, 91 - Orsay (France)
  • 2. Institut de Physique Nucleaire, 91 - Orsay (France)
  • 3. TRIUMF, Vancouver (Canada)
  • 4. University of Bristol (UK)

Description

In this paper, we demonstrate a consistent procedure for renormalization in Q.C.D. perturbation theory inside the bag and calculate up to order αsub(s) the nucleon axial form factors for small values of q2. Our gluonic corrections for the axial vector form factor are small but improve the agreement of the zeroth order result with experiment. Our calculated induced pseudoscalar form factor is much smaller than experiment which appears to be dominated by the pion pole, we take this as evidence that the pion field around a nucleon can not be generated in low order Q.C.D. perturbation theory

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Publishing Information

Imprint Pagination
24 p.
Report number
IPNO-TH--83-54