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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 : | 0.1435 GeV2 | |
|---|---|---|
| W : | 1535 GeV | |
| ε : | 0.9348 | |
| Ebeam : | 2.999 GeV | |
| εL: | 0.1802 |
|
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 |
|---|---|---|---|---|
| -0.05 | 30 | 0.1085 | 0.8556 | 0.031 |
| 0.05 | 54 | -0.6654 | 0.7582 | 0.0571 |
| 0.05 | 66 | 0.1966 | 0.7241 | 0.0333 |
| 0.15 | 54 | 1.4298 | 0.7699 | 0.1087 |
| 0.15 | 66 | -0.1458 | 0.5799 | 0.0318 |
| 0.15 | 78 | 0.0784 | 0.6895 | 0.0305 |
| 0.15 | 282 | 1.048 | 0.9396 | 0.0823 |
| 0.15 | 294 | -0.3194 | 0.5334 | 0.038 |
| 0.25 | 54 | 0.2561 | 0.6161 | 0.0354 |
| 0.25 | 66 | -0.6027 | 0.4427 | 0.0533 |
| 0.25 | 78 | -0.7447 | 0.5062 | 0.0621 |
| 0.25 | 270 | 2.5793 | 2.5793 | 0.1909 |
| 0.25 | 282 | 0.2795 | 0.5685 | 0.0363 |
| 0.25 | 294 | 0.25 | 0.5519 | 0.0351 |
| 0.25 | 306 | 0.0402 | 0.6274 | 0.0301 |
| 0.35 | 54 | -1.1891 | 0.5611 | 0.0919 |
| 0.35 | 66 | -0.0695 | 0.4602 | 0.0304 |
| 0.35 | 78 | -0.0333 | 0.4722 | 0.0301 |
| 0.35 | 90 | -1.0471 | 0.6033 | 0.0822 |
| 0.35 | 102 | -0.1196 | 0.7682 | 0.0312 |
| 0.35 | 270 | 1.1228 | 0.6068 | 0.0874 |
| 0.35 | 282 | -0.0453 | 0.4184 | 0.0302 |
| 0.35 | 294 | 0.9459 | 0.4921 | 0.0754 |
| 0.35 | 306 | -0.3255 | 0.631 | 0.0383 |
| 0.45 | 54 | 1.7644 | 0.9444 | 0.1324 |
| 0.45 | 66 | -0.3118 | 0.4593 | 0.0377 |
| 0.45 | 78 | -0.7628 | 0.5182 | 0.0633 |
| 0.45 | 90 | -0.2792 | 0.5632 | 0.0363 |
| 0.45 | 102 | -0.247 | 0.5653 | 0.035 |
| 0.45 | 114 | -0.5671 | 0.4731 | 0.0512 |
| 0.45 | 258 | -0.0795 | 0.7668 | 0.0306 |
| 0.45 | 270 | 0.0422 | 0.44 | 0.0302 |
| 0.45 | 282 | 0.6266 | 0.4649 | 0.0547 |
| 0.45 | 294 | 0.1787 | 0.4066 | 0.0327 |
| 0.55 | 42 | -0.6276 | 0.7128 | 0.0548 |
| 0.55 | 54 | -0.4352 | 0.6059 | 0.0437 |
| 0.55 | 66 | 1.0042 | 0.6948 | 0.0793 |
| 0.55 | 78 | -0.4272 | 0.6382 | 0.0433 |
| 0.55 | 90 | 0.3389 | 0.5253 | 0.0389 |
| 0.55 | 102 | -0.1431 | 0.422 | 0.0318 |
| 0.55 | 114 | -1.1969 | 0.3027 | 0.0925 |
| 0.55 | 126 | -1.1334 | 0.3933 | 0.0881 |
| 0.55 | 138 | -1.412 | 0.5431 | 0.1075 |
| 0.55 | 222 | 3.3088 | 3.3088 | 0.2437 |
| 0.55 | 234 | 1.5363 | 0.7232 | 0.1162 |
| 0.55 | 246 | 1.0128 | 0.7291 | 0.0799 |
| 0.55 | 258 | 0.5436 | 0.567 | 0.0498 |
| 0.55 | 270 | 0.1296 | 0.4955 | 0.0315 |
| 0.55 | 282 | 0.3531 | 0.4076 | 0.0396 |
| 0.55 | 294 | 0.1496 | 0.6164 | 0.0319 |
| 0.55 | 306 | -0.1734 | 0.5352 | 0.0326 |
| 0.65 | 54 | -0.4422 | 0.541 | 0.0441 |
| 0.65 | 66 | -0.6357 | 0.6182 | 0.0553 |
| 0.65 | 78 | 0.7602 | 0.8583 | 0.0631 |
| 0.65 | 90 | -0.1312 | 0.4071 | 0.0315 |
| 0.65 | 102 | -0.0624 | 0.3726 | 0.0303 |
| 0.65 | 114 | -0.7573 | 0.3363 | 0.063 |
| 0.65 | 126 | -1.2543 | 0.3231 | 0.0965 |
| 0.65 | 138 | -1.0172 | 0.4004 | 0.0802 |
| 0.65 | 150 | -0.2631 | 0.7807 | 0.0356 |
| 0.65 | 162 | -0.0531 | 0.8658 | 0.0302 |
| 0.65 | 174 | -1.2927 | 0.6698 | 0.0991 |
| 0.65 | 186 | -1.1213 | 0.6681 | 0.0873 |
| 0.65 | 198 | 0.571 | 0.7193 | 0.0514 |
| 0.65 | 210 | 0.7463 | 0.5927 | 0.0623 |
| 0.65 | 222 | 0.7744 | 0.5385 | 0.0641 |
| 0.65 | 234 | 0.6601 | 0.4343 | 0.0568 |
| 0.65 | 246 | 0.0939 | 0.4544 | 0.0308 |
| 0.65 | 258 | 0.1407 | 0.4784 | 0.0317 |
| 0.65 | 270 | 0.2654 | 0.5205 | 0.0357 |
| 0.65 | 282 | -0.3483 | 0.6174 | 0.0393 |
| 0.65 | 294 | -0.4101 | 0.4081 | 0.0424 |
| 0.65 | 306 | 0.7388 | 0.4841 | 0.0618 |
| 0.75 | 66 | 1.2097 | 0.7469 | 0.0934 |
| 0.75 | 78 | -0.4347 | 0.4878 | 0.0437 |
| 0.75 | 90 | 0.2613 | 0.5293 | 0.0356 |
| 0.75 | 102 | -0.4318 | 0.3112 | 0.0435 |
| 0.75 | 114 | -0.5691 | 0.3221 | 0.0513 |
| 0.75 | 126 | -0.3449 | 0.3363 | 0.0392 |
| 0.75 | 138 | -0.9255 | 0.3864 | 0.074 |
| 0.75 | 150 | -0.6743 | 0.584 | 0.0577 |
| 0.75 | 162 | -1.5539 | 0.5401 | 0.1175 |
| 0.75 | 174 | -0.889 | 0.6352 | 0.0716 |
| 0.75 | 186 | 1.2319 | 0.7046 | 0.0949 |
| 0.75 | 198 | 0.6777 | 0.552 | 0.0579 |
| 0.75 | 210 | -0.4298 | 0.3861 | 0.0434 |
| 0.75 | 222 | 0.9048 | 0.4497 | 0.0726 |
| 0.75 | 234 | 0.1583 | 0.3692 | 0.0322 |
| 0.75 | 246 | 0.2645 | 0.3806 | 0.0357 |
| 0.75 | 258 | 0.7534 | 0.4214 | 0.0627 |
| 0.75 | 270 | -0.2841 | 0.5392 | 0.0365 |
| 0.75 | 282 | 0.0966 | 0.546 | 0.0308 |
| 0.75 | 294 | 0.1115 | 0.3897 | 0.0311 |
| 0.75 | 306 | 1.3209 | 0.8673 | 0.1011 |
| 0.85 | 66 | 0.2506 | 0.6027 | 0.0352 |
| 0.85 | 78 | -0.4175 | 0.3511 | 0.0428 |
| 0.85 | 90 | 0.4414 | 0.4321 | 0.0441 |
| 0.85 | 102 | -1.1245 | 0.3958 | 0.0875 |
| 0.85 | 114 | -0.3959 | 0.3759 | 0.0417 |
| 0.85 | 126 | -0.6007 | 0.3587 | 0.0532 |
| 0.85 | 138 | -0.7413 | 0.4375 | 0.0619 |
| 0.85 | 150 | -1.2468 | 0.5081 | 0.0959 |
| 0.85 | 162 | -0.1738 | 0.6086 | 0.0326 |
| 0.85 | 186 | -0.1372 | 0.5242 | 0.0316 |
| 0.85 | 198 | 0.611 | 0.508 | 0.0538 |
| 0.85 | 210 | 0.3399 | 0.4063 | 0.039 |
| 0.85 | 222 | 0.3581 | 0.3528 | 0.0398 |
| 0.85 | 234 | 0.8279 | 0.347 | 0.0675 |
| 0.85 | 246 | 0.5963 | 0.344 | 0.0529 |
| 0.85 | 258 | 0.5753 | 0.3901 | 0.0517 |
| 0.85 | 270 | 0.3627 | 0.4202 | 0.04 |
| 0.85 | 282 | 0.8173 | 0.5197 | 0.0668 |
| 0.85 | 294 | 0.2365 | 0.6833 | 0.0346 |
| 0.95 | 78 | 0.1823 | 0.5104 | 0.0328 |
| 0.95 | 90 | 0.4748 | 0.4542 | 0.0459 |
| 0.95 | 102 | -0.4773 | 0.4518 | 0.046 |
| 0.95 | 114 | -0.6469 | 0.6011 | 0.056 |
| 0.95 | 126 | 0.0529 | 0.7614 | 0.0302 |
| 0.95 | 150 | -0.3426 | 0.6851 | 0.0391 |
| 0.95 | 162 | -0.4125 | 0.7885 | 0.0425 |
| 0.95 | 174 | -0.3026 | 0.5597 | 0.0373 |
| 0.95 | 186 | -0.2592 | 0.6259 | 0.0355 |
| 0.95 | 198 | 1.383 | 0.621 | 0.1054 |
| 0.95 | 210 | 0.8905 | 0.4658 | 0.0717 |
| 0.95 | 222 | 1.0575 | 0.4624 | 0.0829 |
| 0.95 | 234 | 0.6897 | 0.4141 | 0.0587 |
| 0.95 | 246 | 1.0253 | 0.3642 | 0.0807 |
| 0.95 | 258 | -0.2816 | 0.3218 | 0.0364 |
| 0.95 | 270 | 0.3914 | 0.3267 | 0.0415 |
| 0.95 | 282 | 0.6684 | 0.3876 | 0.0573 |
| 0.95 | 294 | -0.7406 | 0.525 | 0.0619 |