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Measurement E195M163

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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: [0.0:0.5]

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 : 0.4 — 1 GeV2
W : 1.6 — 2.4 GeV
Ebeam : 7.546 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 0.30063 0.36079 0.11144
1.8 -0.18465 0.17495 0.07771
1.88 0.22208 0.13605 0.05043
1.96 0.04493 0.14906 0.06005
2.04 -0.2055 0.16847 0.0676
2.12 0.37095 0.1911 0.07044
2.2 0.23378 0.20692 0.0663
2.28 -0.37706 0.24335 0.06522
2.36 0.6154 0.28257 0.06069