CLAS Physics Database

Measurement E209M76

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: 0.4 — 1.0 GeV2
W: 1.625 — 2.4 GeV
Ebeam: 7.546 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
1.72 0.4343 0.2932
1.8 -0.2113 0.4156
1.88 0.075 0.28
1.96 0.2923 0.3244
2.04 0.5068 0.3263
2.12 0.62 0.3079
2.2 0.7275 0.2663
2.28 0.5393 0.2425
2.36 0.4339 0.2278