CLAS Physics Database

Measurement E195M29

Experiment: CLAS12 RG-K
Year: 2022

Measurement comment:

P′x vs. Q2 (integrated over W, cos(θKc.m.))
Coordinate system:
    (x,y,z), z along virtual photon direction, y normal to electron scattering plane, x=y x z
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P′x
Q2: 0.3 — 3.5 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
Q2, [GeV2] P′x uncertainty
0.35 0.01393 0.04133
0.45 -0.04336 0.04265
0.55 0.01658 0.04799
0.65 0.10915 0.05383
0.75 0.01869 0.05962
0.85 0.16944 0.06642
0.95 0.02201 0.07347
1.05 0.00242 0.08186
1.15 -0.00061 0.08965
1.25 -0.15459 0.09936
1.35 0.02588 0.10865
1.45 0.00173 0.11923
1.6 0.21528 0.09525
1.8 -0.05717 0.11485
2.0 0.23916 0.13428
2.2 0.43372 0.16018
2.4 0.61285 0.18661
2.65 0.12555 0.18303
2.95 -0.18009 0.22479
3.3 0.90306 0.27061