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Measurement E195M119

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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+ 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 -0.36432 0.31774 0.12085
1.8 0.01259 0.13684 0.0564
1.88 0.04653 0.12058 0.04332
1.96 0.16738 0.14004 0.05166
2.04 0.37883 0.16967 0.06449
2.12 0.21157 0.19145 0.06905
2.2 -0.14269 0.21865 0.06715
2.28 0.19555 0.23651 0.06277
2.36 0.3591 0.2776 0.06437