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Measurement E195M62

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Experiment: CLAS12 RG-K, 2022

Spokespersons: Daniel S. Carman

Measurement comment: Coordinate system:
    (x,y,z), z along virtual photon direction, y normal to electron scattering plane, x=y x z
Q2 bin: [3.5:0.9] 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 : 0.9 — 3.5 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 -0.00234 0.04568 0.01956
1.72 -0.09001 0.02593 0.01491
1.8 -0.05163 0.02762 0.0163
1.88 -0.0567 0.03306 0.01882
1.96 -0.0105 0.04578 0.0269
2.04 0.13042 0.06137 0.03308
2.12 0.11202 0.07765 0.03488
2.2 -0.21447 0.11098 0.04363
2.28 0.07712 0.13971 0.04471
2.36 0.00538 0.20124 0.0497