CLAS Physics Database

Measurement E209M65

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: 0.3 — 0.9 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 syst. uncert.
1.72 -0.942 0.4876 0.0724
1.8 0.0997 0.2595 0.0715
1.88 0.0146 0.1317 0.0715
1.96 -0.1638 0.1569 0.0715
2.04 -0.0631 0.2126 0.0715
2.12 0.0939 0.1901 0.0715
2.2 -0.2578 0.173 0.0716
2.28 -0.5464 0.1876 0.0718
2.36 -0.9559 0.2425 0.0724