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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 : | 1865 GeV | |
| ε : | 0.8183 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.0286 |
|
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 |
|---|---|---|---|---|
| 0.75 | 198 | 0.4196 | 0.2505 | 0.0312 |
| 0.75 | 270 | 0.0001 | 0.2378 | 0.03 |
| 0.85 | 102 | 0.1054 | 0.2657 | 0.0301 |
| 0.85 | 114 | 0.3499 | 0.1942 | 0.0308 |
| 0.85 | 186 | 0.1441 | 0.2902 | 0.0301 |
| 0.85 | 198 | -0.3658 | 0.2214 | 0.0309 |
| 0.85 | 210 | -0.0354 | 0.2682 | 0.03 |
| 0.85 | 270 | 0.0591 | 0.2786 | 0.03 |