CLAS Physics Database

Measurement E195M32

Experiment: CLAS12 RG-K
Year: 2022

Measurement comment:

P′z' vs. Q2 (integrated over W, cos(θKc.m.))
Coordinate system:
    (x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P′z′
Q2: 0.3 — 3.5 GeV2
W: 1.6 — 2.4 GeV
Ebeam: 6.535 GeV
Publication:
D. S. Carman et al. (CLAS Collaboration) Beam-recoil transferred polarization in K + Y electroproduction in the nucleon resonance region with CLAS12 // https://journals.aps.org/prc/abstract/10.1103/PhysRevC.105.065201

Measurement data
Q2, [GeV2] P′z′ uncertainty
0.35 -0.13068 0.04315
0.45 -0.05226 0.04428
0.55 -0.0876 0.04948
0.65 -0.26489 0.05506
0.75 -0.09209 0.06101
0.85 -0.15858 0.06743
0.95 -0.24074 0.07458
1.05 -0.23232 0.08257
1.15 0.03169 0.09058
1.25 -0.20613 0.09989
1.35 -0.18635 0.10967
1.45 -0.25333 0.11962
1.6 -0.50305 0.09655
1.8 -0.29617 0.11632
2.0 -0.43568 0.13556
2.2 -0.42034 0.15895
2.4 -0.83631 0.1851
2.65 -0.55958 0.1828
2.95 -0.19955 0.22621
3.3 -1.0 0.26525