CLAS Physics Database

Measurement E195M42

Experiment: CLAS12 RG-K
Year: 2022

Measurement comment:

P′x vs. W (integrated over Q2, cos(θKc.m.))
Coordinate system:
    (x,y,z), z along virtual photon direction, y normal to electron scattering plane, x=y x z
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P′x
Q2: 0.4 — 4.5 GeV2
W: 1.6 — 2.4 GeV
Ebeam: 7.546 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
W, [GeV] P′x uncertainty
1.6375 0.0 0.0
1.6625 0.0 0.0
1.6875 0.0 0.0
1.7125 0.0 0.0
1.7375 0.47182 0.22196
1.7625 -0.00708 0.15391
1.7875 0.11624 0.12894
1.8125 0.26667 0.11712
1.8375 0.15558 0.10968
1.8625 -0.08246 0.10426
1.8875 0.08108 0.1043
1.9125 -0.22262 0.10632
1.9375 0.16595 0.11315
1.9625 0.03291 0.11953
1.9875 0.06311 0.12622
2.0125 0.17601 0.13228
2.0375 0.22161 0.14398
2.0625 0.1112 0.15008
2.0875 0.13799 0.15641
2.1125 0.10414 0.15653
2.1375 -0.01941 0.1638
2.1625 -0.07626 0.16865
2.1875 -0.04698 0.16747
2.2125 0.45495 0.17086
2.2375 -0.32206 0.17914
2.2625 -0.08996 0.18281
2.2875 -0.32528 0.18661
2.3125 0.14712 0.19061
2.3375 0.02743 0.19152
2.3625 0.27114 0.19989
2.3875 -0.01792 0.20495