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 : | 0.0707 GeV2 | |
|---|---|---|
| W : | 1655 GeV | |
| ε : | 0.7705 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.0516 |
|
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 |
|---|---|---|---|---|
| 0.35 | 78 | -0.0185 | 0.2703 | 0.03 |
| 0.45 | 270 | -0.13 | 0.2691 | 0.0301 |
| 0.45 | 282 | 0.2529 | 0.2424 | 0.0304 |
| 0.55 | 222 | 0.3845 | 0.2581 | 0.031 |
| 0.65 | 126 | -0.3785 | 0.2417 | 0.0309 |
| 0.65 | 138 | -0.1082 | 0.2689 | 0.0301 |
| 0.65 | 210 | 0.2034 | 0.2635 | 0.0303 |
| 0.65 | 222 | -0.3117 | 0.24 | 0.0306 |
| 0.65 | 282 | -0.019 | 0.2195 | 0.03 |
| 0.75 | 66 | 0.5185 | 0.2644 | 0.0317 |
| 0.75 | 114 | 0.4665 | 0.2461 | 0.0314 |
| 0.75 | 198 | -0.2979 | 0.27 | 0.0306 |
| 0.75 | 210 | -0.3223 | 0.2069 | 0.0307 |
| 0.75 | 222 | -0.0241 | 0.2659 | 0.03 |
| 0.75 | 270 | -0.031 | 0.2543 | 0.03 |
| 0.75 | 282 | 0.0174 | 0.2351 | 0.03 |
| 0.75 | 294 | 0.0275 | 0.2737 | 0.03 |
| 0.85 | 114 | -0.2812 | 0.2183 | 0.0305 |
| 0.85 | 126 | -0.0267 | 0.2123 | 0.03 |
| 0.85 | 198 | -0.2668 | 0.2526 | 0.0305 |
| 0.85 | 210 | -0.2889 | 0.222 | 0.0306 |
| 0.85 | 222 | 0.2721 | 0.2746 | 0.0305 |
| 0.85 | 234 | -0.0761 | 0.2278 | 0.03 |