CLAS Physics Database

Measurement E195M93

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: [-1.0:-0.5]
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Λ
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 -0.02204 0.09238 0.01487
1.72 -0.12225 0.05397 0.01538
1.8 -0.06331 0.05684 0.01802
1.88 -0.11442 0.05518 0.01768
1.96 -0.0583 0.06043 0.02077
2.04 -0.07063 0.08267 0.02483
2.12 0.15073 0.13049 0.03915
2.2 -0.22601 0.17161 0.04768
2.28 -0.32932 0.2101 0.05078
2.36 0.08657 0.19462 0.04079