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Measurement of 3-spin proton proton elastic scattering cross sections at 6. 0 GeV/c. [Polarization, P and I invariance, transversity and double-flip cross sections]

Conference · · AIP (Am. Inst. Phys.) Conf. Proc.; (United States)
OSTI ID:7310454
The differential elastic p-p scattering cross section was measured at 6 GeV/c at the Argonne ZGS in the range P/sup 2//sub perpendicular to/ = 0.6 ..-->.. 1.0 (GeV/c)/sup 2/ using a polarized target and a polarized beam. One simultaneously measured the polarization of the recoil protons with a well calibrated carbon target polarimeter. All three polarizations were measured perpendicular to the horizontal scattering plane. Results indicate that P and T invariances are both obeyed to good precision even at large P/sup 2//sub perpendicular to/. The relative magnitudes of the 8 nonzero pure 4-spin transversity cross sections are quite different and it was found that the double-flip cross sections are nonzero.
Research Organization:
Univ. of Michigan, Ann Arbor
OSTI ID:
7310454
Conference Information:
Journal Name: AIP (Am. Inst. Phys.) Conf. Proc.; (United States) Journal Volume: 12
Country of Publication:
United States
Language:
English