CLAS Physics Database

Measurement E195M26

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 K+, y′ normal to hadronic 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 -0.00316 0.04296
0.45 0.10591 0.04434
0.55 -0.03825 0.05038
0.65 0.1346 0.05635
0.75 0.01512 0.06279
0.85 -0.00618 0.06937
0.95 0.04116 0.07694
1.05 0.04375 0.08501
1.15 -0.02483 0.09408
1.25 0.03879 0.10344
1.35 0.18834 0.11498
1.45 0.18808 0.12501
1.6 0.22227 0.10057
1.8 0.1751 0.11999
2.0 0.24152 0.14299
2.2 -0.11817 0.16919
2.4 0.15309 0.19889
2.65 -0.03294 0.19449
2.95 0.2865 0.24513
3.3 -0.31842 0.28871