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Measurement E195M82

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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: [1:0.4] 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+ Λ, polarization: polarized

Q2 : 0.4 — 1 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 -0.14773 0.04675 0.01491
1.72 -0.18281 0.02904 0.01519
1.8 -0.20708 0.03079 0.01845
1.88 -0.19897 0.03501 0.02572
1.96 -0.17291 0.04365 0.03146
2.04 -0.09862 0.0575 0.03631
2.12 -0.18719 0.07722 0.04262
2.2 0.04785 0.09906 0.04394
2.28 0.16875 0.16107 0.05538
2.36 0.07811 0.21378 0.06006