PARITY   EXPERIMENTS   IN   HALL   A

This file:   hallaweb.jlab.org/parity

• PREX/CREX Collaboration Meeting Nov, 2018 at JLab.   (login with JLab CUE username)
• other meetings

• In 2009 - 2010, we did the   PREX,   HAPPEX,   and PVDIS   experiments.

• C-REX   PV Neutron Density of ⁴⁸Ca.   (Status: On schedule for 2019, approved by PAC40, 45 days, A- rating)
• PREX II   to run PREX again with everything fixed.   (Status: On schedule for June 2019, approved by PAC38, 35 days, A rating.)
• PREX-I :   ²⁰⁸Pb   Radius   Experiment   [e06002]   (Status: Ran in Spring 2010.   Published:   Phys. Rev. Lett. 108 (2012) 112502.)
• HAPPEX  III   [e05109]   the high Q² HAPPEX point   (Status: Ran in Fall 2009.   Published:   Phys. Rev. Lett. 108 (2012) 102001.)
• HAPPEX   II   [e99115]   (proposal in postscript) (Status: Ran 2004-2005, completed, published)    
• HAPPEX-I   Strangeness in the proton   (Status: Ran 1998-1999, published, see e.g. K.A. Aniol et al., Phys. Rev. C 69, 065501 (2004).)
• The low Q^{2   4}He Parity [e00114] (Status: Ran 2004-2005, completed, published)
• The PVDIS (E05-007 / E08-011) experiment for deep inelastic scattering at 6 GeV.   Ran in Fall 2009. Published:   Main article   &   methods   in Nature 506 (2014) 7486 67
• Parity-violation for the 12 GeV upgrade.
  • MOLLER Project   (Status: Approved in PAC34, A rating)
    • DocDB for MOLLER   Use JLAB CUE acct.
    • 12-GeV Moller Proposal   and   Moller web page
  • Deep Inelastic Scattering Parity (SoLID) Proposal   and   SoLID web page (Status: Approved in PAC35, A rating.).
• Older, deferred proposals
  • A high-Q² Parity proposal PR-06-002 at PAC29   (Deferred).
  • The high Q² He4 parity proposal   (postscript) or the same in pdf format.  (Status: Deferred in Jan 2001.)
  • Pion Photoproduction   which aims to measure the weak coupling hpinn.   (Status: Deferred in Jan 2001.)
  • Res-Parity :   Parity Violation in the Resonance Region. (Status: Deferred 3 times.)

Additional resources:

• Experiment Readiness Review May 17, 2017.
• C-REX workshop March 2013
• PREX web site
• HAPPEX archival paper   K.A. Aniol et al., Phys. Rev. C 69, 065501 (2004).   postscript   and   PDF format.
• HAPPEX Collaboration Web Page.
• Announcements of general interest for Hall A parity should be sent to e-mail list   halla_parity@jlab.org   whose messages are archived here.   and a   portal to subscribe.
• Some links for experiments related to Hall A program.
• Our ROOT/C++ analysis package ``Pan'' (Parity Analyzer).
• Writeup about HAPPEX   Q² measurements in various years:     2005   ;   2004   ;   1999