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Measurement E195M69

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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: [-1.0:-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+ 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′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 -0.14654 0.05979 0.01645
1.72 -0.10968 0.03404 0.01603
1.8 -0.00063 0.0361 0.01913
1.88 -0.14671 0.0361 0.01868
1.96 -0.08778 0.04068 0.0204
2.04 -0.07588 0.05569 0.02754
2.12 -0.1748 0.08577 0.04107
2.2 0.07913 0.12009 0.05123
2.28 -0.32072 0.11928 0.04679
2.36 0.13514 0.11757 0.04225