CLAS Physics Database

Measurement E209M68

Experiment: CLAS12 RG-K K+Y recoil polarization
Year: 2025

Measurement comment:

cos(θKc.m.) bin: [0.5: 1.0]
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P0y
Q2: 0.3 — 0.9 GeV2
W: 1.625 — 2.4 GeV
Ebeam: 6.535 GeV
Publication:
D. S. Carman et al. (CLAS Collaboration) Recoil Polarization in K+Y Electroproduction in the Nucleon Resonance Region with CLAS12 // https://arxiv.org/abs/2505.12030

Measurement data
W, [GeV] P0y uncertainty syst. uncert.
1.72 -0.0371 0.5312 0.0715
1.8 -0.6048 0.3304 0.0719
1.88 -0.8458 0.1944 0.0722
1.96 -0.8352 0.2134 0.0722
2.04 -0.7504 0.1794 0.072
2.12 -0.8087 0.1578 0.0721
2.2 -0.5009 0.1478 0.0717
2.28 -0.5405 0.1324 0.0718
2.36 -0.5483 0.1333 0.0718