CLAS Physics Database

Measurement E195M160

Experiment: CLAS12 RG-K
Year: 2022

Measurement comment:

Coordinate system:
    (x,y,z), z along virtual photon direction, y normal to electron scattering plane, x=y x z
Q2 bin: [1:4.5] GeV^2
cos(θKc.m.) bin: [0.5:1.0]
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P′x
Q2: 1.0 — 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 syst. uncert.
1.64 0.0 0.0 0.0
1.72 0.813 0.78078 0.17197
1.8 -0.16065 0.18358 0.08701
1.88 -0.15572 0.16058 0.0659
1.96 -0.04111 0.1881 0.0751
2.04 0.41666 0.20864 0.0832
2.12 0.12678 0.23712 0.09122
2.2 0.56218 0.23561 0.08515
2.28 -0.30137 0.25283 0.08382
2.36 0.20507 0.25227 0.08275