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Measurement E195M162

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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′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 -0.42996 0.33342 0.10479
1.8 -0.29589 0.15632 0.061
1.88 -0.12789 0.12792 0.0453
1.96 -0.11427 0.15407 0.06493
2.04 -0.13272 0.20802 0.08528
2.12 0.38017 0.27603 0.09751
2.2 0.14245 0.347 0.10106
2.28 -0.1356 0.39915 0.09168
2.36 0.62551 0.51877 0.09965