CLAS Physics Database

Measurement E209M59

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

Measurement comment:

cos(θKc.m.) bin: [0.0: 0.5]
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
1.72 -0.4128 0.732
1.8 0.6713 0.1581
1.88 0.4114 0.0894
1.96 0.1841 0.0967
2.04 0.3566 0.1171
2.12 0.5387 0.1298
2.2 0.6116 0.1434
2.28 0.3818 0.1696
2.36 0.418 0.2009