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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: AUL,
Target spin asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none
| Q2 : | 0.496 GeV2 | |
|---|---|---|
| W : | 1295 GeV | |
| ε : | 0.9334 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.9758 |
|
Select data slice:
cos(θπ+) = |
Observable quantity measured (Y axis): AUL,
Parameter (X axis): φ(π+), degrees |
Click here to get data in text file, delimited with tabs.
Measured data:
| cos(θπ+) |
φ(π+),
degrees |
AUL | Stat. error | Syst. error |
|---|---|---|---|---|
| 0.45 | 282 | 0.9118 | 0.785 | 0.0731 |
| 0.55 | 66 | 0.8255 | 0.8297 | 0.0674 |
| 0.55 | 78 | 0.5726 | 0.7326 | 0.0515 |
| 0.55 | 90 | -0.022 | 0.6685 | 0.03 |
| 0.55 | 270 | 0.0225 | 0.7255 | 0.03 |
| 0.55 | 294 | 0.4934 | 0.7516 | 0.0469 |
| 0.65 | 66 | -0.7207 | 0.5536 | 0.0606 |
| 0.65 | 78 | 0.7001 | 0.7141 | 0.0593 |
| 0.65 | 90 | 0.1281 | 0.6149 | 0.0314 |
| 0.65 | 102 | -0.6578 | 0.5571 | 0.0567 |
| 0.65 | 270 | 0.0028 | 0.6414 | 0.03 |
| 0.65 | 282 | 0.4227 | 0.5897 | 0.0431 |
| 0.65 | 294 | 0.9983 | 0.6938 | 0.0789 |
| 0.65 | 306 | -0.3671 | 0.5875 | 0.0402 |
| 0.75 | 66 | 0.055 | 0.5925 | 0.0303 |
| 0.75 | 78 | -0.1056 | 0.5744 | 0.031 |
| 0.75 | 90 | -0.6358 | 0.5074 | 0.0553 |
| 0.75 | 102 | 1.4283 | 0.8667 | 0.1086 |
| 0.75 | 258 | -0.07 | 0.6896 | 0.0304 |
| 0.75 | 270 | -0.6282 | 0.4959 | 0.0548 |
| 0.75 | 282 | -0.2562 | 0.5411 | 0.0354 |
| 0.75 | 294 | 0.3702 | 0.5833 | 0.0404 |
| 0.75 | 306 | 0.0353 | 0.5537 | 0.0301 |
| 0.75 | 318 | 0.5034 | 0.6773 | 0.0475 |
| 0.85 | 54 | -1.3731 | 0.4379 | 0.1047 |
| 0.85 | 66 | -0.7089 | 0.4621 | 0.0599 |
| 0.85 | 78 | -0.0122 | 0.5683 | 0.03 |
| 0.85 | 90 | -0.1064 | 0.6014 | 0.031 |
| 0.85 | 102 | 0.2434 | 0.6575 | 0.0349 |
| 0.85 | 114 | 0.0789 | 0.7195 | 0.0305 |
| 0.85 | 246 | -0.8209 | 0.5578 | 0.0671 |
| 0.85 | 258 | -0.4054 | 0.4669 | 0.0422 |
| 0.85 | 270 | 0.4374 | 0.5161 | 0.0438 |
| 0.85 | 282 | 0.2024 | 0.5423 | 0.0334 |
| 0.85 | 294 | 1.2207 | 0.6548 | 0.0941 |
| 0.85 | 306 | -0.2082 | 0.5278 | 0.0336 |
| 0.85 | 318 | 0.6652 | 0.6601 | 0.0571 |
| 0.85 | 330 | 0.765 | 0.7023 | 0.0635 |
| 0.95 | 78 | -0.0005 | 0.6158 | 0.03 |
| 0.95 | 258 | -0.6855 | 0.5083 | 0.0584 |
| 0.95 | 306 | 0.1352 | 0.5144 | 0.0316 |