Measurement E195M56
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Λ | |
| Polarization: | final | |
| Quantity: | P′x′ | |
| 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′x′ | uncertainty | syst. uncert. |
|---|---|---|---|
| 1.64 | -0.18194 | 0.03964 | 0.02194 |
| 1.72 | -0.17821 | 0.01851 | 0.01414 |
| 1.8 | -0.17867 | 0.01864 | 0.01419 |
| 1.88 | -0.24237 | 0.02102 | 0.01464 |
| 1.96 | -0.28698 | 0.02298 | 0.01593 |
| 2.04 | -0.20796 | 0.02547 | 0.01643 |
| 2.12 | -0.23417 | 0.02671 | 0.01593 |
| 2.2 | -0.24765 | 0.02795 | 0.01599 |
| 2.28 | -0.28432 | 0.03018 | 0.01628 |
| 2.36 | -0.35035 | 0.0321 | 0.01637 |
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: [0.5:1.0]