CLAS Physics Database

Measurement E209M77

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: 1.0 — 4.5 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 0.9598 0.5789
1.8 0.9568 0.558
1.88 0.8703 0.4274
1.96 0.9582 0.3879
2.04 0.9534 0.4881
2.12 0.9532 0.5377
2.2 0.115 0.4853
2.28 -0.141 0.4861
2.36 -0.9384 0.5696