Measurement E195M81
| Experiment: | CLAS12 RG-K | |
|---|---|---|
| Year: | 2022 | |
| Spokesperson: | Daniel S. Carman | |
| Reaction: | ep → K+ Λ | |
| Polarization: | final | |
| Quantity: | P′x′ | |
| Q2: | 0.4 — 1.0 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 | 0.00454 | 0.06944 | 0.01497 |
| 1.72 | -0.14934 | 0.04055 | 0.01599 |
| 1.8 | -0.08581 | 0.03975 | 0.02043 |
| 1.88 | -0.24253 | 0.03584 | 0.01999 |
| 1.96 | -0.26869 | 0.03639 | 0.01981 |
| 2.04 | -0.18181 | 0.04813 | 0.02425 |
| 2.12 | -0.18662 | 0.06814 | 0.03093 |
| 2.2 | -0.14582 | 0.0911 | 0.03813 |
| 2.28 | 0.03696 | 0.10234 | 0.03574 |
| 2.36 | -0.08338 | 0.10864 | 0.03002 |
Measurement comment:
(x′,y′,z′), z′ along K+, y′ normal to hadronic plane, x′=y′ x z′
Q2 bin: [1:0.4] GeV^2
cos(θKc.m.) bin: [-1.0:-0.5]