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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 : | 0.0593 GeV2 | |
|---|---|---|
| W : | 1565 GeV | |
| ε : | 0.8852 | |
| Ebeam : | 2.2596 GeV | |
| εL: | 0.0697 |
|
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 |
|---|---|---|---|---|
| 0.35 | 78 | -1.2864 | 0.6229 | 0.1225 |
| 0.35 | 270 | -0.413 | 0.6329 | 0.0485 |
| 0.35 | 282 | -0.5327 | 0.5971 | 0.0576 |
| 0.45 | 126 | -0.0863 | 0.8538 | 0.031 |
| 0.45 | 258 | 0.0876 | 0.7251 | 0.0311 |
| 0.45 | 270 | 0.4686 | 0.6305 | 0.0526 |
| 0.45 | 282 | 1.0294 | 0.6735 | 0.0996 |
| 0.55 | 114 | -0.3835 | 0.6702 | 0.0464 |
| 0.55 | 126 | -0.8144 | 0.6632 | 0.0809 |
| 0.55 | 258 | -0.0376 | 0.6202 | 0.0302 |
| 0.55 | 270 | 0.0806 | 0.5801 | 0.0309 |
| 0.55 | 282 | -0.3241 | 0.5239 | 0.0424 |
| 0.65 | 78 | -1.3523 | 0.6563 | 0.1284 |
| 0.65 | 102 | -0.5495 | 0.7847 | 0.0589 |
| 0.65 | 114 | -0.2779 | 0.658 | 0.0395 |
| 0.65 | 126 | -0.8746 | 0.5997 | 0.0861 |
| 0.65 | 138 | 0.1892 | 0.6814 | 0.0347 |
| 0.65 | 150 | -0.0591 | 0.8402 | 0.0305 |
| 0.65 | 198 | -1.7615 | 0.511 | 0.1653 |
| 0.65 | 210 | 1.2962 | 0.6874 | 0.1233 |
| 0.65 | 222 | 0.3734 | 0.6928 | 0.0457 |
| 0.65 | 234 | 0.6334 | 0.6892 | 0.0657 |
| 0.65 | 270 | 0.8725 | 0.7401 | 0.0859 |
| 0.65 | 294 | 1.0407 | 0.6548 | 0.1006 |
| 0.75 | 66 | 1.386 | 0.835 | 0.1314 |
| 0.75 | 102 | -1.0596 | 0.7461 | 0.1023 |
| 0.75 | 114 | -0.7026 | 0.7837 | 0.0714 |
| 0.75 | 126 | 0.3236 | 0.8282 | 0.0423 |
| 0.75 | 138 | -0.7448 | 0.6926 | 0.075 |
| 0.75 | 198 | -0.0389 | 0.8135 | 0.0302 |
| 0.75 | 210 | 0.8566 | 0.773 | 0.0846 |
| 0.75 | 222 | -0.3596 | 0.6743 | 0.0447 |
| 0.75 | 234 | 0.2251 | 0.7145 | 0.0365 |
| 0.75 | 246 | 0.3428 | 0.7011 | 0.0436 |
| 0.75 | 270 | -0.6391 | 0.5698 | 0.0662 |
| 0.75 | 282 | 0.5814 | 0.5039 | 0.0615 |
| 0.75 | 294 | 0.8749 | 0.707 | 0.0861 |
| 0.85 | 102 | -0.0273 | 0.6844 | 0.0301 |
| 0.85 | 198 | 0.9667 | 1.0185 | 0.0941 |
| 0.85 | 210 | -0.2368 | 0.6934 | 0.0371 |
| 0.85 | 222 | 1.1749 | 0.7508 | 0.1125 |
| 0.85 | 234 | 1.1685 | 0.6693 | 0.1119 |
| 0.85 | 246 | -0.1959 | 0.7308 | 0.035 |
| 0.95 | 222 | -0.8315 | 2.3633 | 0.0824 |
| 0.95 | 234 | 2.7271 | 2.4065 | 0.2535 |
| 0.25 | 78 | -0.5397 | 0.591 | 0.0464 |
| 0.35 | 66 | -0.9948 | 0.5392 | 0.0718 |
| 0.35 | 78 | -0.0743 | 0.5733 | 0.0304 |
| 0.35 | 270 | 1.6174 | 0.7565 | 0.1103 |
| 0.35 | 282 | 0.6505 | 0.5996 | 0.0522 |
| 0.45 | 66 | 0.177 | 0.6759 | 0.0322 |
| 0.45 | 78 | -0.5872 | 0.5819 | 0.0488 |
| 0.45 | 114 | -1.0618 | 0.6698 | 0.0759 |
| 0.45 | 138 | 0.3336 | 0.8448 | 0.0371 |
| 0.45 | 270 | 0.7011 | 0.6398 | 0.0549 |
| 0.45 | 282 | -0.6397 | 0.5702 | 0.0516 |
| 0.55 | 78 | -0.2928 | 0.6799 | 0.0356 |
| 0.55 | 114 | -1.0484 | 0.5585 | 0.0751 |
| 0.55 | 126 | -0.3976 | 0.7966 | 0.0398 |
| 0.55 | 138 | -0.9466 | 0.6551 | 0.069 |
| 0.55 | 210 | -0.7902 | 0.7783 | 0.0599 |
| 0.55 | 246 | 0.3741 | 0.7997 | 0.0388 |
| 0.55 | 258 | 0.0067 | 0.6386 | 0.03 |
| 0.55 | 270 | 0.309 | 0.613 | 0.0362 |
| 0.55 | 282 | 0.331 | 0.6295 | 0.037 |
| 0.65 | 102 | 0.2383 | 0.7562 | 0.0338 |
| 0.65 | 114 | -0.3582 | 0.5442 | 0.0381 |
| 0.65 | 126 | 1.1349 | 0.6044 | 0.0803 |
| 0.65 | 138 | -0.3716 | 0.7218 | 0.0387 |
| 0.65 | 210 | -0.6969 | 0.6538 | 0.0547 |
| 0.65 | 222 | 1.3547 | 0.7094 | 0.0938 |
| 0.65 | 234 | 0.9829 | 0.8163 | 0.0711 |
| 0.65 | 246 | 1.0754 | 0.8133 | 0.0767 |
| 0.65 | 258 | 0.7378 | 0.7221 | 0.057 |
| 0.65 | 270 | -0.6119 | 0.6856 | 0.0501 |
| 0.65 | 282 | -0.4394 | 0.6397 | 0.0416 |
| 0.75 | 66 | -0.139 | 0.7194 | 0.0314 |
| 0.75 | 102 | -0.2067 | 0.7369 | 0.0329 |
| 0.75 | 114 | 0.1244 | 0.7109 | 0.0311 |
| 0.75 | 126 | -0.5402 | 0.5355 | 0.0464 |
| 0.75 | 138 | 0.3251 | 0.7374 | 0.0368 |
| 0.75 | 150 | -0.4845 | 0.7933 | 0.0437 |
| 0.75 | 198 | 2.2686 | 0.983 | 0.1519 |
| 0.75 | 210 | -0.838 | 0.8268 | 0.0626 |
| 0.75 | 222 | 1.0755 | 0.7298 | 0.0767 |
| 0.75 | 234 | 1.0139 | 0.7145 | 0.073 |
| 0.75 | 246 | 0.816 | 0.7507 | 0.0614 |
| 0.75 | 270 | -0.5829 | 0.6952 | 0.0486 |
| 0.75 | 282 | 0.2282 | 0.5061 | 0.0335 |
| 0.75 | 294 | -0.8875 | 0.5616 | 0.0655 |
| 0.85 | 90 | -0.0871 | 0.8442 | 0.0305 |
| 0.85 | 102 | -0.4991 | 0.6513 | 0.0444 |
| 0.85 | 114 | -1.1842 | 0.6642 | 0.0833 |
| 0.85 | 210 | 0.4538 | 0.8001 | 0.0423 |
| 0.85 | 222 | 0.4991 | 0.6655 | 0.0444 |
| 0.85 | 234 | 1.1467 | 0.8919 | 0.081 |
| 0.85 | 246 | 0.2483 | 0.8155 | 0.0341 |
| 0.95 | 222 | 0.9397 | 1.4867 | 0.0686 |