cos(θπ+) =
Parameter (X axis): φ(π+), degrees
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Experiment: EG4, 2016
Spokespersons: Xiaochao Zheng
Experiment comment: Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).
No publications available for this experiment
Quantity measured: ALU,
Beam asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none
| Q2 : | 0.2445 GeV2 | |
|---|---|---|
| W : | 1535 GeV | |
| ε : | 0.7925 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.2306 |
|
Select data slice:
cos(θπ+) = |
Observable quantity measured (Y axis): ALU,
Parameter (X axis): φ(π+), degrees |
Click here to get data in text file, delimited with tabs.
Measured data:
| cos(θπ+) |
φ(π+),
degrees |
ALU | Stat. error | Syst. error |
|---|---|---|---|---|
| 0.45 | 282 | 0.1274 | 0.2683 | 0.0301 |
| 0.65 | 114 | 0.6368 | 0.2112 | 0.0326 |
| 0.65 | 234 | 0.1737 | 0.2681 | 0.0302 |
| 0.65 | 246 | -0.5497 | 0.2442 | 0.032 |
| 0.75 | 102 | 0.3064 | 0.2377 | 0.0306 |
| 0.75 | 114 | 0.0853 | 0.2368 | 0.03 |
| 0.75 | 138 | -0.2651 | 0.2601 | 0.0305 |
| 0.75 | 222 | -0.331 | 0.2079 | 0.0307 |
| 0.75 | 234 | -0.0088 | 0.2282 | 0.03 |
| 0.75 | 246 | -0.1045 | 0.263 | 0.0301 |
| 0.75 | 258 | 0.0132 | 0.2757 | 0.03 |
| 0.85 | 78 | -0.1473 | 0.2461 | 0.0301 |
| 0.85 | 138 | -0.0838 | 0.2791 | 0.03 |
| 0.85 | 210 | -0.0599 | 0.273 | 0.03 |
| 0.85 | 222 | -0.0813 | 0.2487 | 0.03 |
| 0.85 | 234 | -0.4319 | 0.2297 | 0.0312 |
| 0.85 | 246 | -0.2057 | 0.2244 | 0.0303 |
| 0.85 | 258 | 0.549 | 0.2323 | 0.0319 |
| 0.85 | 270 | 0.1719 | 0.2663 | 0.0302 |
| 0.95 | 234 | 0.1899 | 0.2673 | 0.0302 |
| 0.95 | 258 | -0.194 | 0.2433 | 0.0302 |
| 0.95 | 270 | -0.3206 | 0.2551 | 0.0307 |
| 0.95 | 282 | -0.1184 | 0.2387 | 0.0301 |