Measurement E195M4
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Λ | |
| Polarization: | final | |
| Quantity: | P′x | |
| 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′x | uncertainty |
|---|---|---|
| -0.96 | -0.05571 | 0.07711 |
| -0.88 | -0.03357 | 0.02473 |
| -0.8 | -0.05365 | 0.01921 |
| -0.72 | 0.01448 | 0.01831 |
| -0.64 | -0.05499 | 0.01853 |
| -0.56 | 0.00902 | 0.01889 |
| -0.48 | 0.00073 | 0.01934 |
| -0.4 | -0.04669 | 0.01942 |
| -0.32 | -0.02963 | 0.01962 |
| -0.24 | -0.04091 | 0.01936 |
| -0.16 | -0.06278 | 0.019 |
| -0.08 | -0.04141 | 0.01848 |
| 0.0 | -0.04412 | 0.01797 |
| 0.08 | -0.02584 | 0.0173 |
| 0.16 | -0.00765 | 0.01664 |
| 0.24 | 0.01771 | 0.01604 |
| 0.32 | -0.00921 | 0.01529 |
| 0.4 | 0.00718 | 0.01432 |
| 0.48 | -0.03017 | 0.01346 |
| 0.56 | 0.01561 | 0.01284 |
| 0.64 | -0.00047 | 0.01235 |
| 0.72 | 0.00311 | 0.01216 |
| 0.8 | 0.00674 | 0.01266 |
| 0.88 | 0.0457 | 0.0147 |
| 0.96 | 0.0963 | 0.01904 |
Measurement comment:
Coordinate system:
(x,y,z), z along virtual photon direction, y normal to electron scattering plane, x=y x z