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 : | 0.101 GeV2 | |
|---|---|---|
| W : | 1625 GeV | |
| ε : | 0.7831 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.0804 |
|
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 | 270 | 0.1503 | 0.2688 | 0.0302 |
| 0.45 | 282 | 0.1673 | 0.2688 | 0.0302 |
| 0.55 | 126 | 0.3237 | 0.2582 | 0.0307 |
| 0.55 | 210 | -0.2314 | 0.2726 | 0.0304 |
| 0.55 | 270 | 0.1018 | 0.2624 | 0.0301 |
| 0.65 | 114 | 0.1723 | 0.2581 | 0.0302 |
| 0.65 | 126 | 0.301 | 0.2608 | 0.0306 |
| 0.65 | 138 | -0.0198 | 0.2775 | 0.03 |
| 0.65 | 210 | -0.2336 | 0.2683 | 0.0304 |
| 0.75 | 210 | 0.4588 | 0.2076 | 0.0314 |
| 0.75 | 222 | 0.1867 | 0.2545 | 0.0302 |
| 0.75 | 234 | 0.015 | 0.2795 | 0.03 |
| 0.75 | 246 | -0.0221 | 0.2769 | 0.03 |
| 0.75 | 282 | -0.0703 | 0.2501 | 0.03 |
| 0.75 | 294 | 0.0002 | 0.2323 | 0.03 |
| 0.85 | 102 | 0.642 | 0.1925 | 0.0326 |
| 0.85 | 114 | 0.5099 | 0.2472 | 0.0317 |
| 0.85 | 210 | -0.1702 | 0.2538 | 0.0302 |
| 0.85 | 222 | 0.1749 | 0.2301 | 0.0302 |
| 0.85 | 234 | 0.4598 | 0.2006 | 0.0314 |
| 0.85 | 246 | -0.1617 | 0.2655 | 0.0302 |
| 0.95 | 234 | 0.3622 | 0.2194 | 0.0309 |