Measurement E195M85
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Λ | |
| Polarization: | final | |
| Quantity: | P′x′ | |
| Q2: | 1.0 — 4.5 GeV2 | |
| W: | 1.6 — 2.4 GeV | |
| Ebeam: | 7.546 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 | -0.3234 | 0.08525 | 0.01487 |
| 1.72 | -0.29244 | 0.04879 | 0.01538 |
| 1.8 | -0.19681 | 0.05076 | 0.01802 |
| 1.88 | -0.18297 | 0.05016 | 0.01768 |
| 1.96 | -0.12448 | 0.05579 | 0.02077 |
| 2.04 | -0.26052 | 0.07539 | 0.02483 |
| 2.12 | 0.04853 | 0.11722 | 0.03915 |
| 2.2 | 0.16023 | 0.17186 | 0.04768 |
| 2.28 | -0.35703 | 0.20081 | 0.05078 |
| 2.36 | -0.00291 | 0.20231 | 0.04079 |
Measurement comment:
(x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [1:4.5] GeV^2
cos(θKc.m.) bin: [-1.0:-0.5]