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 : | 0.2445 GeV2 | |
|---|---|---|
| W : | 1325 GeV | |
| ε : | 0.9002 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.6182 |
|
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 |
|---|---|---|---|---|
| 0.55 | 270 | -0.0585 | 0.2729 | 0.03 |
| 0.65 | 90 | -0.0676 | 0.2382 | 0.03 |
| 0.65 | 102 | -0.5291 | 0.2099 | 0.0318 |
| 0.65 | 258 | 0.0027 | 0.2505 | 0.03 |
| 0.65 | 270 | 0.1281 | 0.2804 | 0.0301 |
| 0.65 | 282 | 0.3272 | 0.2615 | 0.0307 |
| 0.65 | 294 | 0.2765 | 0.2451 | 0.0305 |
| 0.75 | 78 | -0.0148 | 0.2174 | 0.03 |
| 0.75 | 90 | 0.1234 | 0.2195 | 0.0301 |
| 0.75 | 102 | -0.0318 | 0.2274 | 0.03 |
| 0.75 | 114 | 0.3003 | 0.2161 | 0.0306 |
| 0.75 | 246 | -0.1631 | 0.2407 | 0.0302 |
| 0.75 | 258 | -0.306 | 0.1792 | 0.0306 |
| 0.75 | 270 | 0.0195 | 0.2049 | 0.03 |
| 0.75 | 282 | -0.1265 | 0.2749 | 0.0301 |
| 0.85 | 90 | 0.1174 | 0.1834 | 0.0301 |
| 0.85 | 102 | 0.2112 | 0.1845 | 0.0303 |
| 0.85 | 114 | 0.024 | 0.2317 | 0.03 |
| 0.85 | 126 | -0.172 | 0.2457 | 0.0302 |
| 0.85 | 138 | 0.2374 | 0.2567 | 0.0304 |
| 0.85 | 222 | -0.0818 | 0.2752 | 0.03 |
| 0.85 | 234 | -0.0267 | 0.2153 | 0.03 |
| 0.85 | 246 | 0.5561 | 0.2325 | 0.032 |
| 0.85 | 258 | -0.1222 | 0.2111 | 0.0301 |
| 0.85 | 270 | 0.2976 | 0.1798 | 0.0306 |
| 0.85 | 282 | 0.1223 | 0.2035 | 0.0301 |
| 0.85 | 294 | -0.2458 | 0.1963 | 0.0304 |
| 0.95 | 90 | -0.1717 | 0.2178 | 0.0302 |
| 0.95 | 102 | -0.0908 | 0.2656 | 0.0301 |
| 0.95 | 114 | -0.2363 | 0.2464 | 0.0304 |
| 0.95 | 126 | 0.3409 | 0.2225 | 0.0308 |
| 0.95 | 138 | -0.0914 | 0.2638 | 0.0301 |
| 0.95 | 150 | 0.4401 | 0.2302 | 0.0313 |
| 0.95 | 234 | 0.3 | 0.2318 | 0.0306 |
| 0.95 | 246 | 0.2688 | 0.2704 | 0.0305 |
| 0.95 | 258 | 0.2354 | 0.1892 | 0.0304 |
| 0.95 | 270 | 0.1244 | 0.2309 | 0.0301 |
| 0.95 | 282 | -0.1641 | 0.2551 | 0.0302 |
| 0.95 | 294 | -0.2658 | 0.2601 | 0.0305 |