Parameter (X axis): cos(θKc.m.),
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Experiment: CLAS12 RG-K K+Y recoil polarization, 2025
Spokespersons: Daniel S. Carman
Publication:
Quantity measured: P0y,
y projection of recoil polarization P0; in (x,y,z) system
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: K+ Λ, polarization: polarized
| Q2 : | 0.3 — 3.5 GeV2 | |
|---|---|---|
| W : | 1.625 — 2.4 GeV | |
| Ebeam : | 6.535 GeV |
|
Observable quantity measured (Y axis): P0y,
Parameter (X axis): cos(θKc.m.), |
Click here to get data in text file, delimited with tabs.
Measured data:
| cos(θKc.m.) | P0y | Data errors | Systematic errors |
|---|---|---|---|
| -0.96 | 0.5394 | 0.1149 | 0.0575 |
| -0.88 | 0.2701 | 0.0255 | 0.0714 |
| -0.8 | 0.1035 | 0.0173 | 0.067 |
| -0.72 | 0.0827 | 0.0156 | 0.047 |
| -0.64 | 0.0131 | 0.0151 | 0.0366 |
| -0.56 | -0.0458 | 0.0148 | 0.023 |
| -0.48 | -0.1584 | 0.0159 | 0.0386 |
| -0.4 | -0.1692 | 0.0159 | 0.0183 |
| -0.32 | -0.2712 | 0.0166 | 0.02 |
| -0.24 | -0.2363 | 0.0166 | 0.0155 |
| -0.16 | -0.3339 | 0.0163 | 0.0154 |
| -0.08 | -0.3804 | 0.0162 | 0.0143 |
| 0 | -0.3914 | 0.0158 | 0.0215 |
| 0.08 | -0.357 | 0.0156 | 0.0126 |
| 0.16 | -0.3765 | 0.0149 | 0.011 |
| 0.24 | -0.3717 | 0.0146 | 0.0132 |
| 0.32 | -0.3855 | 0.0138 | 0.0314 |
| 0.4 | -0.4006 | 0.0128 | 0.0148 |
| 0.48 | -0.4397 | 0.0124 | 0.0309 |
| 0.56 | -0.4604 | 0.0115 | 0.0225 |
| 0.64 | -0.4927 | 0.0112 | 0.021 |
| 0.72 | -0.5176 | 0.0109 | 0.0148 |
| 0.8 | -0.5533 | 0.0111 | 0.0293 |
| 0.88 | -0.5294 | 0.0133 | 0.026 |
| 0.96 | -0.5334 | 0.0162 | 0.0175 |