CLAS Physics Database

Measurement E209M66

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

Measurement comment:

cos(θKc.m.) bin: [-0.5: 0.0]
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 0.9726 0.6398 0.0724
1.8 -0.3133 0.1259 0.0716
1.88 -0.2697 0.0729 0.0716
1.96 -0.3212 0.083 0.0716
2.04 -0.034 0.1263 0.0715
2.12 0.1493 0.1679 0.0715
2.2 -0.6141 0.2118 0.0719
2.28 -0.4111 0.254 0.0717
2.36 -0.4388 0.3392 0.0717