Measurement E195M69
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Λ | |
| Polarization: | final | |
| Quantity: | P′z′ | |
| Q2: | 0.9 — 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
|
|
| W, [GeV] | P′z′ | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.64 | -0.14654 | 0.05979 | 0.01645 |
| 1.72 | -0.10968 | 0.03404 | 0.01603 |
| 1.8 | -0.00063 | 0.0361 | 0.01913 |
| 1.88 | -0.14671 | 0.0361 | 0.01868 |
| 1.96 | -0.08778 | 0.04068 | 0.0204 |
| 2.04 | -0.07588 | 0.05569 | 0.02754 |
| 2.12 | -0.1748 | 0.08577 | 0.04107 |
| 2.2 | 0.07913 | 0.12009 | 0.05123 |
| 2.28 | -0.32072 | 0.11928 | 0.04679 |
| 2.36 | 0.13514 | 0.11757 | 0.04225 |
Measurement comment:
(x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [3.5:0.9] GeV^2
cos(θKc.m.) bin: [-1.0:-0.5]