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Measurement E195M50

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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: [0.9:0.3] 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 : 0.3 — 0.9 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 -0.20849 0.03191 0.01627
1.72 -0.15191 0.0189 0.01589
1.8 -0.18495 0.01898 0.01802
1.88 -0.20383 0.02017 0.02401
1.96 -0.23264 0.02487 0.02955
2.04 -0.20036 0.03275 0.03354
2.12 -0.11136 0.04297 0.03711
2.2 -0.00953 0.06078 0.04582
2.28 -0.14314 0.07511 0.04679
2.36 -0.3201 0.10951 0.05557