Transverse single spin asymmetries of pi(O) at high x(F) in p up arrow plus p collisions with the PHENIX detector
Journal Article
·
· Journal of Physics: Conference Series
OSTI ID:1050955
Using the Muon Piston Calorimeter (MPC), which covers 3.1 < |{eta}| < 3.7, the PHENIX detector at RHIC has measured large transverse single spin asymmetries A{sub N} for single inclusive high x{sub F} {pi}{sup 0}'s in transversely polarized proton collisions. We will present the measured asymmetries from two different collision energies, one at {radical}s = 200 GeV with an integrated luminosity of {approx} 5.2 pb{sup -1} and the other at {radical}s = 62 GeV with {approx} 20 nb{sup -1}. The relatively large values for the asymmetries make these measurements interesting for decoupling the various effects which have been proposed to generate transverse asymmetries in p{up_arrow} + p collisions, and may eventually lead to a greater understanding of the internal angular momentum structure of the proton.
- Research Organization:
- Brookhaven National Laboratory (BNL) Relativistic Heavy Ion Collider
- Sponsoring Organization:
- USDOE SC OFFICE OF SCIENCE (SC)
- DOE Contract Number:
- AC02-98CH10886
- OSTI ID:
- 1050955
- Report Number(s):
- BNL--96768-2012-JA; KB0201022
- Journal Information:
- Journal of Physics: Conference Series, Journal Name: Journal of Physics: Conference Series Journal Issue: 1 Vol. 295
- Country of Publication:
- United States
- Language:
- English
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