Measurement E195M115
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Σ0 | |
| Polarization: | final | |
| Quantity: | P′x′ | |
| 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′x′ | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.64 | 0.0 | 0.0 | 0.0 |
| 1.72 | -1.0 | 0.3375 | 0.12583 |
| 1.8 | -0.14119 | 0.1298 | 0.07585 |
| 1.88 | -0.09523 | 0.08708 | 0.04612 |
| 1.96 | 0.00359 | 0.08819 | 0.05005 |
| 2.04 | 0.06327 | 0.09708 | 0.05982 |
| 2.12 | 0.06836 | 0.10381 | 0.06189 |
| 2.2 | 0.18154 | 0.11353 | 0.05842 |
| 2.28 | 0.11223 | 0.12684 | 0.05408 |
| 2.36 | 0.11753 | 0.14911 | 0.05217 |
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: [0.0:0.5]