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Measurement E195M151

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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: [1:4.5] 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+ Σ0, polarization: polarized

Q2 : 1 — 4.5 GeV2
W : 1.6 — 2.4 GeV
Ebeam : 7.546 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 -0.61002 0.77304 0.16406
1.8 0.21647 0.20094 0.08229
1.88 0.42619 0.17694 0.05314
1.96 0.03905 0.21231 0.06147
2.04 0.35249 0.2671 0.06884
2.12 -0.5351 0.30498 0.07706
2.2 0.85125 0.33281 0.07094
2.28 0.4312 0.37288 0.06579
2.36 -0.09401 0.43761 0.06605