CLAS Physics Database

Measurement E209M85

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

Measurement comment:

cos(θKc.m.) bin: [-1.0: -0.5]
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P0y
Q2: 1.0 — 4.5 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 -0.0443 0.6473
1.8 -0.9584 0.6137
1.88 -0.3171 0.4509
1.96 -0.9573 0.4103
2.04 -0.977 0.5354
2.12 -0.9587 0.5473
2.2 -0.9598 0.4939
2.28 -0.9591 0.4947
2.36 -0.951 0.5652