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Measurement E195M116

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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+ Σ0, 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 0 0
1.72 -0.71137 0.38206 0.09766
1.8 -0.33191 0.18912 0.0593
1.88 -0.22611 0.15453 0.04259
1.96 0.242 0.15276 0.0474
2.04 -0.20432 0.13816 0.04406
2.12 0.03776 0.12637 0.04311
2.2 0.23864 0.1163 0.04186
2.28 0.17517 0.11075 0.04311
2.36 -0.04355 0.11066 0.04643