Measurement E209M16
| 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
|
|
| cos(θKc.m.) | P0y | uncertainty | syst. uncert. |
|---|---|---|---|
| -0.96 | -0.9505 | 0.5744 | 0.0744 |
| -0.88 | -0.9583 | 0.1788 | 0.2308 |
| -0.8 | -0.9593 | 0.1441 | 0.1266 |
| -0.72 | -0.74 | 0.1367 | 0.0859 |
| -0.64 | -0.4614 | 0.1299 | 0.1695 |
| -0.56 | -0.0675 | 0.1312 | 0.1242 |
| -0.48 | -0.0238 | 0.1121 | 0.1242 |
| -0.4 | 0.3145 | 0.1054 | 0.0707 |
| -0.32 | 0.1948 | 0.0961 | 0.0895 |
| -0.24 | 0.3433 | 0.0917 | 0.0836 |
| -0.16 | 0.1186 | 0.0895 | 0.0799 |
| -0.08 | 0.0734 | 0.0929 | 0.1451 |
| 0.0 | 0.2303 | 0.0879 | 0.0372 |
| 0.08 | 0.3206 | 0.0887 | 0.1 |
| 0.16 | 0.3038 | 0.09 | 0.0691 |
| 0.24 | 0.7359 | 0.0934 | 0.0663 |
| 0.32 | 0.2631 | 0.093 | 0.0496 |
| 0.4 | 0.5162 | 0.0936 | 0.0937 |
| 0.48 | 0.4008 | 0.0927 | 0.1159 |
| 0.56 | 0.3036 | 0.0949 | 0.1106 |
| 0.64 | 0.1926 | 0.102 | 0.0611 |
| 0.72 | 0.5889 | 0.1092 | 0.1488 |
| 0.8 | 0.3516 | 0.1339 | 0.083 |
| 0.88 | 0.2789 | 0.2176 | 0.3329 |
| 0.96 | -0.5811 | 0.5178 | 0.6019 |