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Measurement E195M54

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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+ Λ, 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 -0.32818 0.04371 0.01956
1.72 -0.22588 0.02491 0.01491
1.8 -0.22586 0.02673 0.0163
1.88 -0.29108 0.03147 0.01882
1.96 -0.2693 0.04343 0.0269
2.04 -0.13235 0.05939 0.03308
2.12 -0.17535 0.0718 0.03488
2.2 -0.55324 0.10596 0.04363
2.28 -0.28543 0.13169 0.04471
2.36 -0.45642 0.19732 0.0497