CLAS Physics Database

Measurement E209M61

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: 0.9 — 3.5 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 0.9524 0.5241
1.8 0.9658 0.3818
1.88 0.2047 0.2655
1.96 0.957 0.2555
2.04 0.95 0.3352
2.12 0.3951 0.3751
2.2 -0.1665 0.3313
2.28 -0.677 0.3555
2.36 -0.9795 0.4401