CLAS Physics Database

Measurement E209M81

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: 0.4 — 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 -0.137 0.4219
1.8 -0.5901 0.4211
1.88 0.1574 0.2266
1.96 -0.3639 0.2586
2.04 0.0488 0.3436
2.12 -0.1886 0.3258
2.2 -0.3373 0.2875
2.28 -0.6962 0.3235
2.36 -0.9562 0.3727