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Measurement E195M55

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Experiment: CLAS12 RG-K, 2022

Spokespersons: Daniel S. Carman

Measurement comment: Coordinate system:
    (x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [3.5:0.9] GeV^2
cos(θKc.m.) bin: [0.0:0.5]

Publication:

Quantity measured: P′x′,
x projection of beam-recoil transferred polarization P′ in (x',y',z') system
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: K+ Λ, polarization: polarized

Q2 : 0.9 — 3.5 GeV2
W : 1.6 — 2.4 GeV
Ebeam : 6.535 GeV

Observable quantity measured (Y axis): P′x′,
Plot measurement data

Parameter (X axis): W, GeV

Click here to get data in text file, delimited with tabs.

Measured data:

W,
GeV
P′x′ Data errors Systematic errors
1.64 -0.27926 0.04224 0.02538
1.72 -0.19414 0.02344 0.01506
1.8 -0.29135 0.02422 0.0149
1.88 -0.23388 0.02762 0.016
1.96 -0.31657 0.03179 0.01811
2.04 -0.26228 0.03468 0.01892
2.12 -0.22567 0.03949 0.01777
2.2 -0.24246 0.04269 0.01615
2.28 -0.37834 0.04918 0.01716
2.36 -0.33363 0.05778 0.01815