CLAS Physics Database

Measurement E195M96

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+ 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 0.06218 0.06021 0.02539
1.72 0.05208 0.02798 0.0146
1.8 0.05248 0.0266 0.01469
1.88 0.00313 0.02912 0.01512
1.96 0.04371 0.03253 0.01649
2.04 -0.04023 0.03672 0.01732
2.12 0.00299 0.03706 0.01594
2.2 -0.03563 0.03944 0.01625
2.28 -0.07056 0.04362 0.01654
2.36 0.03282 0.04547 0.01655