Measurement E209M18
| Experiment: | CLAS12 RG-K K+Y recoil polarization | |
|---|---|---|
| Year: | 2025 |
|
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Σ0 | |
| Polarization: | final | |
| Quantity: | P0y | |
| Q2: | 0.3 — 3.5 GeV2 | |
| W: | 1.625 — 2.4 GeV | |
| Ebeam: | 6.535 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
|
|
| W, [GeV] | P0y | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.74 | 0.681 | 0.3276 | 0.4326 |
| 1.76 | 0.3929 | 0.1848 | 0.1328 |
| 1.79 | 0.3464 | 0.1328 | 0.1274 |
| 1.81 | -0.0973 | 0.1063 | 0.1918 |
| 1.84 | 0.1709 | 0.0861 | 0.0465 |
| 1.86 | 0.2191 | 0.08 | 0.1523 |
| 1.89 | 0.2137 | 0.0781 | 0.0229 |
| 1.91 | 0.0939 | 0.0704 | 0.0495 |
| 1.94 | -0.0538 | 0.0725 | 0.0788 |
| 1.96 | 0.241 | 0.0802 | 0.0659 |
| 1.99 | 0.1456 | 0.09 | 0.0601 |
| 2.01 | 0.2676 | 0.0945 | 0.1242 |
| 2.04 | 0.4057 | 0.1014 | 0.0395 |
| 2.06 | 0.5049 | 0.1076 | 0.0937 |
| 2.09 | 0.446 | 0.1114 | 0.0749 |
| 2.11 | 0.377 | 0.1135 | 0.0958 |
| 2.14 | 0.4 | 0.1166 | 0.0864 |
| 2.16 | 0.2821 | 0.1221 | 0.1295 |
| 2.19 | 0.1208 | 0.1255 | 0.0985 |
| 2.21 | 0.1963 | 0.1439 | 0.099 |
| 2.24 | -0.0092 | 0.1229 | 0.1214 |
| 2.26 | -0.1935 | 0.1227 | 0.0932 |
| 2.29 | 0.1973 | 0.1255 | 0.0804 |
| 2.31 | 0.2725 | 0.1296 | 0.1676 |
| 2.34 | 0.1424 | 0.1484 | 0.0466 |
| 2.36 | 0.1309 | 0.1413 | 0.0485 |
| 2.39 | -0.4709 | 0.1482 | 0.2602 |