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 : | 0.0071 GeV2 | |
|---|---|---|
| W : | 1385 GeV | |
| ε : | 0.7671 | |
| Ebeam : | 1.0539 GeV | |
| εL: | 0.0175 |
|
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 |
|---|---|---|---|---|
| 0.45 | 42 | 0.6486 | 0.1603 | 0.0327 |
| 0.45 | 54 | 0.046 | 0.2556 | 0.03 |
| 0.55 | 30 | 0.1815 | 0.2545 | 0.0302 |
| 0.55 | 42 | -0.0059 | 0.1965 | 0.03 |
| 0.55 | 54 | 0.1927 | 0.2064 | 0.0302 |
| 0.55 | 222 | -0.54 | 0.2009 | 0.0319 |
| 0.55 | 234 | -0.0282 | 0.254 | 0.03 |
| 0.55 | 246 | 0.3443 | 0.182 | 0.0308 |
| 0.65 | 42 | 0.2597 | 0.2132 | 0.0304 |
| 0.65 | 54 | 0.0549 | 0.2143 | 0.03 |
| 0.65 | 150 | 0.1613 | 0.2435 | 0.0302 |
| 0.65 | 222 | -0.3119 | 0.185 | 0.0306 |
| 0.65 | 234 | 0.0476 | 0.219 | 0.03 |
| 0.65 | 246 | 0.1857 | 0.1877 | 0.0302 |
| 0.65 | 258 | 0.1645 | 0.2372 | 0.0302 |
| 0.75 | 222 | 0.0112 | 0.2267 | 0.03 |
| 0.75 | 234 | -0.1791 | 0.1803 | 0.0302 |
| 0.75 | 246 | 0.1924 | 0.1933 | 0.0302 |
| 0.75 | 258 | -0.2099 | 0.2422 | 0.0303 |
| 0.85 | 222 | -0.3097 | 0.212 | 0.0306 |
| 0.85 | 234 | -0.2049 | 0.1988 | 0.0303 |
| 0.85 | 246 | -0.0321 | 0.2612 | 0.03 |