CLAS Physics Database

Measurement E195M140

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: [0.9:0.3] GeV^2
cos(θKc.m.) bin: [0.5:1.0]
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P′z
Q2: 0.3 — 0.9 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′z uncertainty syst. uncert.
1.64 0.0 0.0 0.0
1.72 1.0 0.46156 0.09766
1.8 0.12322 0.19676 0.0593
1.88 -0.02765 0.15316 0.04259
1.96 -0.2721 0.1545 0.0474
2.04 0.13328 0.13589 0.04406
2.12 -0.1399 0.12388 0.04311
2.2 -0.20771 0.1132 0.04186
2.28 -0.13469 0.10791 0.04311
2.36 -0.28578 0.10705 0.04643