CLAS Physics Database

Measurement E209M63

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: 0.9 — 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 -0.4262 0.5831
1.8 0.9585 0.1756
1.88 0.9533 0.1364
1.96 0.6379 0.1709
2.04 0.684 0.2367
2.12 0.9592 0.2897
2.2 0.9856 0.3227
2.28 0.9433 0.3599
2.36 -0.1795 0.4938