CLAS Physics Database

Measurement E195M30

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: 0.3 — 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
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 0.0763 0.14899
1.7625 -0.14422 0.10673
1.7875 -0.0124 0.08769
1.8125 0.26261 0.07833
1.8375 0.06423 0.07112
1.8625 0.05144 0.06691
1.8875 0.10204 0.06531
1.9125 0.27352 0.0662
1.9375 0.08566 0.06907
1.9625 0.08046 0.07305
1.9875 -0.14214 0.07791
2.0125 -0.05345 0.08165
2.0375 0.02339 0.08495
2.0625 0.04424 0.08801
2.0875 -0.2363 0.09175
2.1125 0.07648 0.09474
2.1375 0.12077 0.09525
2.1625 0.18687 0.09835
2.1875 -0.13987 0.09947
2.2125 0.0807 0.10032
2.2375 -0.12096 0.10302
2.2625 -0.13359 0.10518
2.2875 0.12145 0.10859
2.3125 -0.2779 0.11074
2.3375 -0.06097 0.11614
2.3625 0.22208 0.11927
2.3875 -0.07157 0.12368