Measurement E195M129
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Σ0 | |
| Polarization: | final | |
| Quantity: | P′z′ | |
| Q2: | 0.3 — 0.9 GeV2 | |
| W: | 1.6 — 2.4 GeV | |
| Ebeam: | 6.535 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′z′ | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.64 | 0.0 | 0.0 | 0.0 |
| 1.72 | 0.38612 | 0.39523 | 0.13792 |
| 1.8 | -0.5021 | 0.16675 | 0.10999 |
| 1.88 | -0.18149 | 0.11593 | 0.07442 |
| 1.96 | -0.23374 | 0.11949 | 0.08376 |
| 2.04 | -0.32791 | 0.14803 | 0.10018 |
| 2.12 | -0.10307 | 0.16445 | 0.09869 |
| 2.2 | -0.33883 | 0.17041 | 0.08325 |
| 2.28 | -0.49446 | 0.19011 | 0.07892 |
| 2.36 | 0.09137 | 0.25313 | 0.09921 |
Measurement comment:
(x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [0.9:0.3] GeV^2
cos(θKc.m.) bin: [-1.0:-0.5]