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 : | 0.0415 GeV2 | |
|---|---|---|
| W : | 1205 GeV | |
| ε : | 0.9107 | |
| Ebeam : | 1.0539 GeV | |
| εL: | 0.3544 |
|
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 | -0.3349 | 0.2281 | 0.0307 |
| 0.55 | 270 | -0.4469 | 0.2068 | 0.0313 |
| 0.55 | 282 | -0.0445 | 0.179 | 0.03 |
| 0.65 | 258 | 0.094 | 0.2202 | 0.0301 |
| 0.65 | 270 | -0.281 | 0.1727 | 0.0305 |
| 0.65 | 282 | 0.004 | 0.2346 | 0.03 |
| 0.75 | 258 | -0.1528 | 0.1935 | 0.0302 |
| 0.75 | 270 | -0.2156 | 0.1795 | 0.0303 |
| 0.85 | 138 | -0.3076 | 0.2289 | 0.0306 |
| 0.85 | 150 | 0.0651 | 0.2291 | 0.03 |
| 0.85 | 162 | 0.0189 | 0.186 | 0.03 |
| 0.85 | 174 | 0.0439 | 0.1703 | 0.03 |
| 0.85 | 186 | -0.0452 | 0.1753 | 0.03 |
| 0.85 | 198 | 0.1186 | 0.1656 | 0.0301 |
| 0.85 | 210 | 0.1391 | 0.19 | 0.0301 |
| 0.85 | 222 | -0.1539 | 0.2565 | 0.0302 |
| 0.95 | 186 | 0.3674 | 0.2189 | 0.0309 |
| 0.95 | 210 | -0.2483 | 0.2472 | 0.0304 |