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Measurement E195M118

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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: [-0.5:0.0]

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+ Σ0, 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 0 0
1.72 -0.23903 0.41293 0.13792
1.8 -0.27142 0.1441 0.06558
1.88 -0.01159 0.12326 0.05117
1.96 -0.26052 0.14873 0.0624
2.04 0.20242 0.20548 0.08072
2.12 0.10137 0.29429 0.10321
2.2 0.28592 0.32502 0.07868
2.28 -0.99553 0.41312 0.09316
2.36 -0.16242 0.50121 0.07828