CLAS Physics Database

Measurement E195M15

Experiment: CLAS12 RG-K
Year: 2022

Measurement comment:

P′x' vs. W (integrated over Q2, 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+ Λ
Polarization: final
Quantity: P′x′
Q2: 0.4 — 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
1.6375 -0.17553 0.04031
1.6625 -0.14074 0.02842
1.6875 -0.14949 0.02364
1.7125 -0.1578 0.02136
1.7375 -0.1323 0.02102
1.7625 -0.15954 0.02128
1.7875 -0.13998 0.02179
1.8125 -0.15462 0.02228
1.8375 -0.17046 0.02287
1.8625 -0.19561 0.02296
1.8875 -0.21156 0.02383
1.9125 -0.20712 0.0249
1.9375 -0.21679 0.0254
1.9625 -0.17572 0.02643
1.9875 -0.20673 0.02752
2.0125 -0.13587 0.0289
2.0375 -0.18756 0.03002
2.0625 -0.15272 0.03114
2.0875 -0.19282 0.03209
2.1125 -0.20008 0.03307
2.1375 -0.11831 0.03437
2.1625 -0.14475 0.03507
2.1875 -0.28919 0.03597
2.2125 -0.19692 0.03693
2.2375 -0.19617 0.0377
2.2625 -0.16543 0.03885
2.2875 -0.26689 0.0395
2.3125 -0.12823 0.04061
2.3375 -0.27429 0.0419
2.3625 -0.17116 0.04195
2.3875 -0.25792 0.04242