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Measurement E195M102

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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: [1:4.5] GeV^2
cos(θKc.m.) bin: [-0.5:0.0]

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 : 1 — 4.5 GeV2
W : 1.6 — 2.4 GeV
Ebeam : 7.546 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 -0.10677 0.06551 0.01776
1.72 0.02608 0.03646 0.01475
1.8 0.08365 0.03883 0.01621
1.88 0.17496 0.0454 0.01914
1.96 0.20609 0.06184 0.02498
2.04 0.22215 0.08942 0.03088
2.12 -0.09498 0.11595 0.03957
2.2 0.40536 0.14511 0.03688
2.28 -0.36151 0.21286 0.04389
2.36 0.16031 0.29523 0.04894