Measurement E195M139
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Σ0 | |
| Polarization: | final | |
| Quantity: | P′z | |
| Q2: | 0.3 — 0.9 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
|
|
| W, [GeV] | P′z | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.64 | 0.0 | 0.0 | 0.0 |
| 1.72 | 0.7583 | 0.3462 | 0.12583 |
| 1.8 | 0.05987 | 0.12722 | 0.07585 |
| 1.88 | 0.06559 | 0.08516 | 0.04612 |
| 1.96 | -0.00271 | 0.08634 | 0.05005 |
| 2.04 | -0.16622 | 0.09555 | 0.05982 |
| 2.12 | -0.09108 | 0.10204 | 0.06189 |
| 2.2 | -0.15929 | 0.11198 | 0.05842 |
| 2.28 | -0.14343 | 0.12655 | 0.05408 |
| 2.36 | -0.23698 | 0.14883 | 0.05217 |
Measurement comment:
(x,y,z), z along virtual photon direction, y normal to electron scattering plane, x=y x z
Q2 bin: [0.9:0.3] GeV^2
cos(θKc.m.) bin: [0.0:0.5]