Measurement E195M50
| 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 | -0.20849 | 0.03191 | 0.01627 |
| 1.72 | -0.15191 | 0.0189 | 0.01589 |
| 1.8 | -0.18495 | 0.01898 | 0.01802 |
| 1.88 | -0.20383 | 0.02017 | 0.02401 |
| 1.96 | -0.23264 | 0.02487 | 0.02955 |
| 2.04 | -0.20036 | 0.03275 | 0.03354 |
| 2.12 | -0.11136 | 0.04297 | 0.03711 |
| 2.2 | -0.00953 | 0.06078 | 0.04582 |
| 2.28 | -0.14314 | 0.07511 | 0.04679 |
| 2.36 | -0.3201 | 0.10951 | 0.05557 |
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: [-0.5:0.0]