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Measurement E195M134

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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′z′,
z 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′z′,
Plot measurement data

Parameter (X axis): W, GeV

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

Measured data:

W,
GeV
P′z′ Data errors Systematic errors
1.64 0 0 0
1.72 -0.11693 0.38292 0.13792
1.8 0.14574 0.1363 0.06558
1.88 -0.1275 0.12068 0.05117
1.96 -0.17128 0.14668 0.0624
2.04 -0.18166 0.20867 0.08072
2.12 0.35204 0.2895 0.10321
2.2 0.18311 0.31477 0.07868
2.28 0.24162 0.43203 0.09316
2.36 -0.36681 0.48648 0.07828