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Measurement E195M52

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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: [0.5:1.0]

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 -0.07708 0.05548 0.02312
1.72 -0.12341 0.02773 0.01501
1.8 -0.14881 0.02591 0.01511
1.88 -0.13534 0.02517 0.01506
1.96 -0.1697 0.02318 0.01497
2.04 -0.16153 0.02255 0.01503
2.12 -0.15973 0.02135 0.01535
2.2 -0.17931 0.02013 0.0156
2.28 -0.20745 0.02052 0.01653
2.36 -0.25927 0.02106 0.01694