Measurement E195M49
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Λ | |
| Polarization: | final | |
| Quantity: | P′x′ | |
| 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′x′ | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.64 | -0.17722 | 0.04808 | 0.01751 |
| 1.72 | -0.24571 | 0.02616 | 0.01986 |
| 1.8 | -0.21783 | 0.02385 | 0.02269 |
| 1.88 | -0.22117 | 0.02044 | 0.02016 |
| 1.96 | -0.24454 | 0.02084 | 0.02031 |
| 2.04 | -0.20336 | 0.02836 | 0.02513 |
| 2.12 | -0.14008 | 0.04285 | 0.03453 |
| 2.2 | -0.22046 | 0.05537 | 0.04026 |
| 2.28 | -0.10631 | 0.05968 | 0.03596 |
| 2.36 | -0.02638 | 0.06895 | 0.03376 |
Measurement comment:
(x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [0.9:0.3] GeV^2
cos(θKc.m.) bin: [-1.0:-0.5]