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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 : | 0.0245 GeV2 | |
|---|---|---|
| W : | 1595 GeV | |
| ε : | 0.5823 | |
| Ebeam : | 1.3383 GeV | |
| εL: | 0.0176 |
|
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 |
|---|---|---|---|---|
| 0.55 | 210 | -0.1365 | 0.3721 | 0.0301 |
| 0.55 | 222 | 0.3295 | 0.3652 | 0.0307 |
| 0.75 | 222 | 0.2883 | 0.3129 | 0.0305 |
| 0.85 | 138 | 0.0386 | 0.385 | 0.03 |
| 0.85 | 222 | 0.1568 | 0.4011 | 0.0302 |
| 0.85 | 234 | 0.0438 | 0.3312 | 0.03 |
| 0.45 | 246 | 0.2177 | 0.2713 | 0.0303 |
| 0.55 | 234 | 0.1439 | 0.2526 | 0.0301 |
| 0.75 | 210 | 0.292 | 0.2807 | 0.0306 |
| 0.75 | 234 | -0.0671 | 0.2752 | 0.03 |
| 0.85 | 138 | 0.2837 | 0.2614 | 0.0305 |
| 0.85 | 234 | 0.1138 | 0.2566 | 0.0301 |
| 0.85 | 246 | -0.2145 | 0.273 | 0.0303 |