Measurement E195M148
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Σ0 | |
| Polarization: | final | |
| Quantity: | P′x′ | |
| Q2: | 0.4 — 1.0 GeV2 | |
| W: | 1.6 — 2.4 GeV | |
| Ebeam: | 7.546 GeV | |
| Publication: |
D. S. Carman et al. (CLAS Collaboration) Beam-recoil transferred polarization in K + Y electroproduction in the nucleon resonance region with CLAS12 //
https://journals.aps.org/prc/abstract/10.1103/PhysRevC.105.065201
|
|
| W, [GeV] | P′x′ | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.64 | 0.0 | 0.0 | 0.0 |
| 1.72 | -0.43365 | 0.50157 | 0.13872 |
| 1.8 | 0.24186 | 0.23847 | 0.07015 |
| 1.88 | -0.02578 | 0.21444 | 0.05738 |
| 1.96 | -0.11809 | 0.23462 | 0.06508 |
| 2.04 | 0.28787 | 0.22333 | 0.06801 |
| 2.12 | 0.36853 | 0.21328 | 0.06058 |
| 2.2 | 0.26585 | 0.20157 | 0.05554 |
| 2.28 | -0.50302 | 0.19735 | 0.05353 |
| 2.36 | 0.10589 | 0.19268 | 0.05263 |
Measurement comment:
(x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [1:0.4] GeV^2
cos(θKc.m.) bin: [0.5:1.0]