Measurement E195M10
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Λ | |
| Polarization: | final | |
| Quantity: | P′z | |
| Q2: | 0.3 — 3.5 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
|
|
| cos(θKc.m.) | P′z | uncertainty | syst. uncert. |
|---|---|---|---|
| -0.96 | 0.38932 | 0.07604 | 0.02984 |
| -0.88 | 0.28845 | 0.02457 | 0.02478 |
| -0.8 | 0.27173 | 0.01894 | 0.02141 |
| -0.72 | 0.2588 | 0.01804 | 0.01978 |
| -0.64 | 0.26147 | 0.01806 | 0.01985 |
| -0.56 | 0.20365 | 0.01854 | 0.01985 |
| -0.48 | 0.20175 | 0.019 | 0.01999 |
| -0.4 | 0.19069 | 0.01908 | 0.02063 |
| -0.32 | 0.17964 | 0.01915 | 0.02099 |
| -0.24 | 0.22936 | 0.01899 | 0.02134 |
| -0.16 | 0.19274 | 0.01873 | 0.02097 |
| -0.08 | 0.17897 | 0.01826 | 0.02097 |
| 0.0 | 0.24107 | 0.01771 | 0.02044 |
| 0.08 | 0.2248 | 0.01703 | 0.0192 |
| 0.16 | 0.21661 | 0.01642 | 0.01857 |
| 0.24 | 0.19099 | 0.01586 | 0.01799 |
| 0.32 | 0.24625 | 0.01503 | 0.01695 |
| 0.4 | 0.26213 | 0.01399 | 0.01593 |
| 0.48 | 0.25773 | 0.01301 | 0.01517 |
| 0.56 | 0.28164 | 0.01245 | 0.01492 |
| 0.64 | 0.27395 | 0.01202 | 0.01469 |
| 0.72 | 0.28859 | 0.01196 | 0.01487 |
| 0.8 | 0.28819 | 0.01257 | 0.01494 |
| 0.88 | 0.31276 | 0.01487 | 0.01534 |
| 0.96 | 0.41319 | 0.02062 | 0.01661 |
Measurement comment:
Coordinate system:
(x,y,z), z along virtual photon direction, y normal to electron scattering plane, x=y x z