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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 : | 0.2445 GeV2 | |
|---|---|---|
| W : | 1505 GeV | |
| ε : | 0.8607 | |
| Ebeam : | 2.2596 GeV | |
| εL: | 0.2792 |
|
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 |
|---|---|---|---|---|
| 0.65 | 102 | -0.0716 | 0.2307 | 0.03 |
| 0.75 | 102 | 0.1855 | 0.246 | 0.0302 |
| 0.75 | 234 | -0.2522 | 0.231 | 0.0304 |
| 0.85 | 78 | -0.4928 | 0.2267 | 0.0316 |
| 0.85 | 234 | -0.0797 | 0.2579 | 0.03 |
| 0.85 | 270 | -0.0797 | 0.2499 | 0.03 |
| 0.65 | 126 | -0.1341 | 0.2567 | 0.0301 |
| 0.75 | 102 | -0.5051 | 0.2214 | 0.0317 |
| 0.75 | 222 | -0.2594 | 0.2469 | 0.0304 |
| 0.75 | 234 | 0.0862 | 0.2347 | 0.03 |
| 0.85 | 234 | -0.0369 | 0.2622 | 0.03 |
| 0.85 | 258 | 0.138 | 0.2433 | 0.0301 |