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 : | 0.1435 GeV2 | |
|---|---|---|
| W : | 1505 GeV | |
| ε : | 0.8508 | |
| Ebeam : | 1.9889 GeV | |
| εL: | 0.1841 |
|
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 | 54 | -0.3829 | 0.2474 | 0.031 |
| 0.25 | 66 | 0.211 | 0.2609 | 0.0303 |
| 0.25 | 78 | -0.0366 | 0.2214 | 0.03 |
| 0.25 | 282 | 0.1359 | 0.2649 | 0.0301 |
| 0.25 | 294 | -0.2007 | 0.2282 | 0.0303 |
| 0.35 | 66 | -0.4916 | 0.2121 | 0.0316 |
| 0.35 | 78 | 0.4673 | 0.199 | 0.0314 |
| 0.35 | 270 | 0.5085 | 0.2488 | 0.0317 |
| 0.35 | 282 | -0.0267 | 0.2276 | 0.03 |
| 0.35 | 294 | 0.0938 | 0.2506 | 0.0301 |
| 0.35 | 306 | -0.152 | 0.2728 | 0.0302 |
| 0.45 | 66 | 0.0206 | 0.2699 | 0.03 |
| 0.45 | 78 | -0.1355 | 0.2232 | 0.0301 |
| 0.45 | 270 | -0.3677 | 0.2095 | 0.0309 |
| 0.45 | 282 | -0.1041 | 0.1978 | 0.0301 |
| 0.45 | 294 | 0.1367 | 0.2178 | 0.0301 |
| 0.55 | 66 | 0.5456 | 0.2287 | 0.0319 |
| 0.55 | 78 | 0.3291 | 0.2539 | 0.0307 |
| 0.55 | 102 | -0.1453 | 0.2729 | 0.0301 |
| 0.55 | 114 | 0.1486 | 0.2306 | 0.0301 |
| 0.55 | 126 | -0.151 | 0.2605 | 0.0302 |
| 0.55 | 270 | 0.0714 | 0.2701 | 0.03 |
| 0.55 | 282 | 0.2219 | 0.2378 | 0.0303 |
| 0.55 | 306 | -0.0459 | 0.2526 | 0.03 |
| 0.65 | 102 | 0.273 | 0.2121 | 0.0305 |
| 0.65 | 114 | -0.0917 | 0.1954 | 0.0301 |
| 0.65 | 126 | 0.059 | 0.215 | 0.03 |
| 0.65 | 138 | 0.2772 | 0.2334 | 0.0305 |
| 0.65 | 210 | 0.5666 | 0.214 | 0.0321 |
| 0.65 | 222 | 0.159 | 0.2261 | 0.0302 |
| 0.65 | 234 | -0.0565 | 0.2093 | 0.03 |
| 0.65 | 246 | 0.1326 | 0.2372 | 0.0301 |
| 0.65 | 294 | -0.2 | 0.2042 | 0.0303 |
| 0.65 | 306 | -0.3288 | 0.237 | 0.0307 |
| 0.75 | 102 | -0.2009 | 0.1881 | 0.0303 |
| 0.75 | 114 | -0.0949 | 0.201 | 0.0301 |
| 0.75 | 126 | 0.0821 | 0.1809 | 0.03 |
| 0.75 | 138 | -0.026 | 0.2416 | 0.03 |
| 0.75 | 210 | 0.1318 | 0.2069 | 0.0301 |
| 0.75 | 222 | -0.3454 | 0.192 | 0.0308 |
| 0.75 | 234 | -0.3779 | 0.1713 | 0.0309 |
| 0.75 | 246 | 0.1567 | 0.1786 | 0.0302 |
| 0.75 | 258 | -0.087 | 0.2196 | 0.0301 |
| 0.75 | 294 | -0.4153 | 0.207 | 0.0311 |
| 0.85 | 78 | 0.4528 | 0.2189 | 0.0313 |
| 0.85 | 90 | 0.3278 | 0.2101 | 0.0307 |
| 0.85 | 114 | -0.4667 | 0.2519 | 0.0314 |
| 0.85 | 126 | -0.2377 | 0.2008 | 0.0304 |
| 0.85 | 138 | -0.3124 | 0.2264 | 0.0306 |
| 0.85 | 198 | 0.0207 | 0.2563 | 0.03 |
| 0.85 | 210 | 0.0134 | 0.2473 | 0.03 |
| 0.85 | 222 | -0.3757 | 0.2032 | 0.0309 |
| 0.85 | 234 | -0.7074 | 0.142 | 0.0332 |
| 0.85 | 246 | -0.0304 | 0.17 | 0.03 |
| 0.85 | 258 | -0.2465 | 0.1822 | 0.0304 |
| 0.85 | 270 | -0.2903 | 0.2316 | 0.0306 |
| 0.95 | 222 | -0.1333 | 0.2427 | 0.0301 |
| 0.95 | 234 | 0.097 | 0.2299 | 0.0301 |
| 0.95 | 246 | 0.373 | 0.1894 | 0.0309 |
| 0.95 | 258 | -0.1774 | 0.2224 | 0.0302 |
| 0.95 | 270 | -0.3454 | 0.2102 | 0.0308 |