CLAS Physics Database

Measurement E195M159

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: [0.0:0.5]
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 1.0 0.76795 0.16406
1.8 0.05118 0.18981 0.08229
1.88 -0.01688 0.16566 0.05314
1.96 0.23514 0.19915 0.06147
2.04 -0.48655 0.2408 0.06884
2.12 -0.06251 0.28539 0.07706
2.2 0.29439 0.31509 0.07094
2.28 0.51555 0.34708 0.06579
2.36 0.18248 0.40479 0.06605