Measurement E195M39
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Σ0 | |
| Polarization: | final | |
| Quantity: | P′x′ | |
| Q2: | 0.4 — 4.5 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. |
|---|---|---|---|
| 1.6375 | 0.0 | 0.0 | 0.0 |
| 1.6625 | 0.0 | 0.0 | 0.0 |
| 1.6875 | 0.0 | 0.0 | 0.0 |
| 1.7125 | 0.0 | 0.0 | 0.0 |
| 1.7375 | 0.02564 | 0.23374 | 0.12828 |
| 1.7625 | 0.16745 | 0.16089 | 0.0897 |
| 1.7875 | 0.10591 | 0.13647 | 0.0613 |
| 1.8125 | 0.22048 | 0.12308 | 0.05165 |
| 1.8375 | -0.05593 | 0.11405 | 0.04376 |
| 1.8625 | 0.38481 | 0.10856 | 0.04051 |
| 1.8875 | 0.01638 | 0.10901 | 0.04082 |
| 1.9125 | -0.04949 | 0.11048 | 0.04436 |
| 1.9375 | -0.02553 | 0.11716 | 0.0487 |
| 1.9625 | -0.17443 | 0.12362 | 0.05285 |
| 1.9875 | -0.11391 | 0.13004 | 0.05497 |
| 2.0125 | 0.26849 | 0.13901 | 0.05673 |
| 2.0375 | 0.08793 | 0.14839 | 0.06383 |
| 2.0625 | -0.07302 | 0.15465 | 0.06258 |
| 2.0875 | 0.22173 | 0.15906 | 0.06399 |
| 2.1125 | -0.2256 | 0.16655 | 0.06339 |
| 2.1375 | -0.31803 | 0.17088 | 0.06398 |
| 2.1625 | 0.42631 | 0.17656 | 0.06578 |
| 2.1875 | -0.00453 | 0.17719 | 0.05783 |
| 2.2125 | 0.11345 | 0.17775 | 0.0587 |
| 2.2375 | 0.38046 | 0.18667 | 0.05991 |
| 2.2625 | -0.26903 | 0.19352 | 0.06271 |
| 2.2875 | -0.41191 | 0.1951 | 0.05993 |
| 2.3125 | -0.02515 | 0.19939 | 0.0585 |
| 2.3375 | 0.57692 | 0.2055 | 0.05959 |
| 2.3625 | 0.19246 | 0.21246 | 0.06071 |
| 2.3875 | -0.18023 | 0.224 | 0.05951 |
Measurement comment:
Coordinate system:
(x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′