CLAS Physics Database

Measurement E209M49

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+ Λ
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
1.64 0.1856 0.0658
1.72 0.1933 0.0435
1.8 0.1787 0.04
1.88 0.1086 0.0321
1.96 0.0225 0.0313
2.04 0.0041 0.0411
2.12 0.1659 0.0637
2.2 0.2467 0.081
2.28 0.0434 0.1009
2.36 -0.2643 0.1106