Measurement E209M7
| Experiment: | CLAS12 RG-K K+Y recoil polarization | |
|---|---|---|
| Year: | 2025 |
|
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Λ | |
| Polarization: | final | |
| Quantity: | P0y′ | |
| Q2: | 0.4 — 4.5 GeV2 | |
| W: | 1.625 — 2.4 GeV | |
| Ebeam: | 7.546 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 |
|---|---|---|
| -0.96 | -0.1199 | 0.1502 |
| -0.88 | -0.05 | 0.0331 |
| -0.8 | -0.1949 | 0.0213 |
| -0.72 | -0.3108 | 0.0209 |
| -0.64 | -0.3296 | 0.0207 |
| -0.56 | -0.5314 | 0.0212 |
| -0.48 | -0.5879 | 0.0243 |
| -0.4 | -0.6565 | 0.0221 |
| -0.32 | -0.6032 | 0.0239 |
| -0.24 | -0.6709 | 0.0224 |
| -0.16 | -0.6468 | 0.0225 |
| -0.08 | -0.6383 | 0.0212 |
| 0.0 | -0.6894 | 0.0196 |
| 0.08 | -0.623 | 0.0216 |
| 0.16 | -0.6442 | 0.0212 |
| 0.24 | -0.6383 | 0.0199 |
| 0.32 | -0.5943 | 0.0181 |
| 0.4 | -0.5737 | 0.017 |
| 0.48 | -0.5398 | 0.0155 |
| 0.56 | -0.5479 | 0.0145 |
| 0.64 | -0.481 | 0.0139 |
| 0.72 | -0.4722 | 0.0125 |
| 0.8 | -0.4506 | 0.0127 |
| 0.88 | -0.3577 | 0.0154 |
| 0.96 | -0.2382 | 0.0154 |