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 : | 0.205 GeV2 | |
|---|---|---|
| W : | 1235 GeV | |
| ε : | 0.9516 | |
| Ebeam : | 2.2596 GeV | |
| εL: | 0.9513 |
|
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 | 282 | -0.0114 | 0.2439 | 0.03 |
| 0.85 | 90 | 0.2197 | 0.2339 | 0.0303 |
| 0.55 | 282 | 0.3776 | 0.2197 | 0.0309 |
| 0.65 | 270 | -0.1809 | 0.2327 | 0.0302 |
| 0.65 | 294 | -0.0466 | 0.2643 | 0.03 |
| 0.75 | 282 | 0.0224 | 0.2156 | 0.03 |
| 0.75 | 294 | -0.4682 | 0.2152 | 0.0314 |
| 0.85 | 90 | 0.0363 | 0.2609 | 0.03 |
| 0.85 | 102 | 0.3043 | 0.2349 | 0.0306 |
| 0.85 | 282 | 0.1623 | 0.2408 | 0.0302 |
| 0.95 | 102 | -0.24 | 0.2286 | 0.0304 |
| 0.95 | 114 | -0.1007 | 0.2339 | 0.0301 |
| 0.95 | 126 | 0.146 | 0.2275 | 0.0301 |