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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 : | 0.0593 GeV2 | |
|---|---|---|
| W : | 1565 GeV | |
| ε : | 0.8451 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.0665 |
|
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 |
|---|---|---|---|---|
| 0.25 | 66 | 0.1077 | 0.2778 | 0.0301 |
| 0.25 | 78 | 0.1656 | 0.2668 | 0.0302 |
| 0.25 | 270 | -0.1005 | 0.2751 | 0.0301 |
| 0.35 | 18 | -0.2607 | 0.253 | 0.0304 |
| 0.35 | 66 | -0.2602 | 0.2211 | 0.0304 |
| 0.35 | 78 | 0.3257 | 0.2374 | 0.0307 |
| 0.35 | 90 | -0.2581 | 0.2608 | 0.0304 |
| 0.35 | 258 | -0.1392 | 0.2539 | 0.0301 |
| 0.35 | 270 | -0.2596 | 0.2121 | 0.0304 |
| 0.35 | 282 | 0.3621 | 0.2001 | 0.0309 |
| 0.35 | 294 | 0.0479 | 0.2713 | 0.03 |
| 0.45 | 66 | -0.0591 | 0.2853 | 0.03 |
| 0.45 | 78 | -0.0904 | 0.1886 | 0.0301 |
| 0.45 | 90 | -0.1386 | 0.25 | 0.0301 |
| 0.45 | 126 | -0.3524 | 0.2503 | 0.0308 |
| 0.45 | 138 | -0.3495 | 0.2547 | 0.0308 |
| 0.45 | 210 | -0.1544 | 0.2757 | 0.0302 |
| 0.45 | 258 | 0.0231 | 0.214 | 0.03 |
| 0.45 | 270 | -0.1353 | 0.1835 | 0.0301 |
| 0.45 | 282 | 0.0451 | 0.1886 | 0.03 |
| 0.45 | 294 | 0.2176 | 0.2183 | 0.0303 |
| 0.55 | 78 | -0.2926 | 0.2218 | 0.0306 |
| 0.55 | 90 | 0.1783 | 0.229 | 0.0302 |
| 0.55 | 102 | -0.3788 | 0.2463 | 0.0309 |
| 0.55 | 114 | 0.0307 | 0.2233 | 0.03 |
| 0.55 | 126 | -0.3753 | 0.212 | 0.0309 |
| 0.55 | 138 | -0.2876 | 0.2445 | 0.0305 |
| 0.55 | 150 | -0.536 | 0.2246 | 0.0319 |
| 0.55 | 198 | 0.4158 | 0.2536 | 0.0311 |
| 0.55 | 210 | 0.2344 | 0.2412 | 0.0304 |
| 0.55 | 222 | -0.154 | 0.2055 | 0.0302 |
| 0.55 | 234 | -0.0091 | 0.2179 | 0.03 |
| 0.55 | 246 | -0.057 | 0.2372 | 0.03 |
| 0.55 | 258 | 0.2168 | 0.2093 | 0.0303 |
| 0.55 | 270 | 0.0966 | 0.224 | 0.0301 |
| 0.55 | 282 | -0.0271 | 0.2232 | 0.03 |
| 0.55 | 294 | -0.0064 | 0.2454 | 0.03 |
| 0.65 | 66 | -0.1714 | 0.2712 | 0.0302 |
| 0.65 | 78 | -0.0316 | 0.2452 | 0.03 |
| 0.65 | 102 | -0.0337 | 0.2791 | 0.03 |
| 0.65 | 114 | 0.0527 | 0.2059 | 0.03 |
| 0.65 | 126 | -0.0885 | 0.1868 | 0.0301 |
| 0.65 | 138 | 0.1446 | 0.202 | 0.0301 |
| 0.65 | 150 | -0.0768 | 0.2108 | 0.03 |
| 0.65 | 174 | -0.1297 | 0.2802 | 0.0301 |
| 0.65 | 198 | -0.3577 | 0.2496 | 0.0308 |
| 0.65 | 210 | -0.037 | 0.1879 | 0.03 |
| 0.65 | 222 | 0.4053 | 0.1961 | 0.0311 |
| 0.65 | 234 | 0.2247 | 0.2098 | 0.0303 |
| 0.65 | 246 | -0.0476 | 0.2022 | 0.03 |
| 0.65 | 258 | 0.1795 | 0.2289 | 0.0302 |
| 0.65 | 270 | 0.2459 | 0.2357 | 0.0304 |
| 0.65 | 282 | 0.5843 | 0.2322 | 0.0322 |
| 0.65 | 294 | -0.2596 | 0.2135 | 0.0304 |
| 0.75 | 66 | -0.3281 | 0.2622 | 0.0307 |
| 0.75 | 78 | 0.1398 | 0.2562 | 0.0301 |
| 0.75 | 102 | 0.3974 | 0.2499 | 0.031 |
| 0.75 | 114 | 0.3187 | 0.2337 | 0.0307 |
| 0.75 | 126 | 0.042 | 0.1925 | 0.03 |
| 0.75 | 138 | -0.0132 | 0.2177 | 0.03 |
| 0.75 | 150 | 0.1151 | 0.205 | 0.0301 |
| 0.75 | 186 | 0.1461 | 0.2577 | 0.0301 |
| 0.75 | 198 | -0.1846 | 0.2356 | 0.0302 |
| 0.75 | 210 | -0.4055 | 0.1718 | 0.0311 |
| 0.75 | 222 | -0.1125 | 0.1655 | 0.0301 |
| 0.75 | 234 | 0.0049 | 0.1836 | 0.03 |
| 0.75 | 246 | -0.2876 | 0.237 | 0.0305 |
| 0.75 | 270 | -0.2214 | 0.2235 | 0.0303 |
| 0.75 | 282 | 0.0388 | 0.1786 | 0.03 |
| 0.75 | 294 | 0.2907 | 0.186 | 0.0306 |
| 0.85 | 102 | 0.3894 | 0.1838 | 0.031 |
| 0.85 | 114 | -0.4121 | 0.165 | 0.0311 |
| 0.85 | 126 | -0.1459 | 0.2357 | 0.0301 |
| 0.85 | 186 | -0.036 | 0.2759 | 0.03 |
| 0.85 | 198 | -0.0373 | 0.235 | 0.03 |
| 0.85 | 210 | 0.1059 | 0.2154 | 0.0301 |
| 0.85 | 222 | 0.0297 | 0.1789 | 0.03 |
| 0.85 | 234 | 0.0843 | 0.1838 | 0.03 |
| 0.85 | 246 | -0.3308 | 0.2135 | 0.0307 |
| 0.85 | 258 | -0.2913 | 0.23 | 0.0306 |
| 0.85 | 270 | -0.2843 | 0.2371 | 0.0305 |
| 0.95 | 114 | 0.2633 | 0.251 | 0.0305 |
| 0.95 | 222 | -0.1603 | 0.2469 | 0.0302 |
| 0.95 | 234 | -0.381 | 0.2183 | 0.031 |
| 0.95 | 246 | -0.151 | 0.2666 | 0.0302 |