You are not logged in.
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 : | 0.0496 GeV2 | |
|---|---|---|
| W : | 1715 GeV | |
| ε : | 0.722 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.0283 |
|
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 | -0.2319 | 0.2534 | 0.0304 |
| 0.35 | 282 | 0.2382 | 0.277 | 0.0304 |
| 0.65 | 198 | 0.1543 | 0.2583 | 0.0302 |
| 0.65 | 282 | 0.2455 | 0.265 | 0.0304 |
| 0.75 | 66 | 0.1047 | 0.2297 | 0.0301 |
| 0.75 | 210 | 0.2562 | 0.2242 | 0.0304 |
| 0.75 | 270 | -0.2728 | 0.2159 | 0.0305 |
| 0.75 | 282 | -0.3638 | 0.2475 | 0.0309 |
| 0.85 | 114 | 0.2333 | 0.2195 | 0.0304 |
| 0.85 | 126 | 0.2619 | 0.2704 | 0.0305 |
| 0.85 | 198 | 0.2763 | 0.2443 | 0.0305 |
| 0.85 | 222 | -0.2854 | 0.2293 | 0.0305 |