Measurement E141M73
| Experiment: | Measurement of ep→e′nπ+ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS | |
|---|---|---|
| Year: | 2014 | |
| Spokespersons: | K. Park, V.D. Burkert, I.G. Aznauryan | |
| Reaction: | ep → π+n | |
| Polarization: | beam | |
| Quantity: | dσ/dΩ | |
| Q2: | 3.15 GeV2 | |
| W: | 1.635 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 75.0 | 0.3698 | 0.0883 |
| -0.9 | 105.0 | 0.3497 | 0.0903 |
| -0.9 | 135.0 | 0.4053 | 0.0898 |
| -0.9 | 165.0 | 0.3883 | 0.0867 |
| -0.9 | 195.0 | 0.3777 | 0.075 |
| -0.9 | 225.0 | 0.3563 | 0.072 |
| -0.9 | 255.0 | 0.3604 | 0.0813 |
| -0.9 | 285.0 | 0.3144 | 0.0751 |
| -0.9 | 315.0 | 0.2701 | 0.0649 |
| -0.9 | 345.0 | 0.2744 | 0.0565 |
| -0.7 | 75.0 | 0.2009 | 0.046 |
| -0.7 | 105.0 | 0.4393 | 0.0739 |
| -0.7 | 135.0 | 0.3732 | 0.0622 |
| -0.7 | 165.0 | 0.3623 | 0.0603 |
| -0.7 | 195.0 | 0.3259 | 0.0516 |
| -0.7 | 225.0 | 0.369 | 0.0617 |
| -0.7 | 255.0 | 0.4027 | 0.0662 |
| -0.7 | 315.0 | 0.2337 | 0.0432 |
| -0.5 | 15.0 | 0.3551 | 0.1 |
| -0.5 | 45.0 | 0.4806 | 0.1181 |
| -0.5 | 75.0 | 0.4607 | 0.0991 |
| -0.5 | 105.0 | 0.4536 | 0.0687 |
| -0.5 | 135.0 | 0.3615 | 0.0605 |
| -0.5 | 165.0 | 0.315 | 0.0463 |
| -0.5 | 195.0 | 0.2918 | 0.0454 |
| -0.5 | 225.0 | 0.3507 | 0.0589 |
| -0.5 | 255.0 | 0.4388 | 0.067 |
| -0.5 | 285.0 | 0.4435 | 0.0845 |
| -0.3 | 15.0 | 0.3933 | 0.1102 |
| -0.3 | 45.0 | 0.5586 | 0.1059 |
| -0.3 | 75.0 | 0.4492 | 0.0856 |
| -0.3 | 105.0 | 0.5087 | 0.0807 |
| -0.3 | 135.0 | 0.3837 | 0.066 |
| -0.3 | 165.0 | 0.385 | 0.0526 |
| -0.3 | 195.0 | 0.3615 | 0.0481 |
| -0.3 | 225.0 | 0.3807 | 0.0523 |
| -0.3 | 255.0 | 0.4678 | 0.0665 |
| -0.3 | 285.0 | 0.4277 | 0.0801 |
| -0.1 | 15.0 | 0.1596 | 0.0563 |
| -0.1 | 45.0 | 0.2955 | 0.0655 |
| -0.1 | 75.0 | 0.3387 | 0.0629 |
| -0.1 | 105.0 | 0.4552 | 0.076 |
| -0.1 | 135.0 | 0.4037 | 0.0598 |
| -0.1 | 165.0 | 0.4108 | 0.0537 |
| -0.1 | 195.0 | 0.4672 | 0.0568 |
| -0.1 | 225.0 | 0.4369 | 0.0661 |
| -0.1 | 255.0 | 0.4647 | 0.0671 |
| -0.1 | 285.0 | 0.4073 | 0.086 |
| -0.1 | 315.0 | 0.317 | 0.0972 |
| 0.1 | 15.0 | 0.2929 | 0.1178 |
| 0.1 | 45.0 | 0.3678 | 0.0725 |
| 0.1 | 75.0 | 0.4806 | 0.0754 |
| 0.1 | 105.0 | 0.3399 | 0.058 |
| 0.1 | 135.0 | 0.3309 | 0.0472 |
| 0.1 | 165.0 | 0.3233 | 0.0433 |
| 0.1 | 195.0 | 0.3567 | 0.045 |
| 0.1 | 225.0 | 0.3399 | 0.053 |
| 0.1 | 255.0 | 0.3996 | 0.0658 |
| 0.1 | 285.0 | 0.469 | 0.0957 |
| 0.1 | 315.0 | 0.4272 | 0.1134 |
| 0.1 | 345.0 | 0.2127 | 0.1134 |
| 0.3 | 15.0 | 0.4514 | 0.1519 |
| 0.3 | 45.0 | 0.4629 | 0.0657 |
| 0.3 | 75.0 | 0.4437 | 0.0593 |
| 0.3 | 105.0 | 0.4506 | 0.0641 |
| 0.3 | 135.0 | 0.3037 | 0.0434 |
| 0.3 | 165.0 | 0.2467 | 0.0274 |
| 0.3 | 195.0 | 0.2268 | 0.0252 |
| 0.3 | 225.0 | 0.3392 | 0.055 |
| 0.3 | 255.0 | 0.3795 | 0.0788 |
| 0.3 | 285.0 | 0.4696 | 0.0905 |
| 0.3 | 315.0 | 0.5534 | 0.124 |
| 0.3 | 345.0 | 0.554 | 0.2437 |
| 0.5 | 15.0 | 0.3759 | 0.1118 |
| 0.5 | 45.0 | 0.5021 | 0.0884 |
| 0.5 | 75.0 | 0.5435 | 0.0759 |
| 0.5 | 105.0 | 0.5061 | 0.0803 |
| 0.5 | 135.0 | 0.4144 | 0.0778 |
| 0.5 | 165.0 | 0.3008 | 0.039 |
| 0.5 | 195.0 | 0.2623 | 0.0325 |
| 0.5 | 225.0 | 0.4483 | 0.0823 |
| 0.5 | 255.0 | 0.4363 | 0.0922 |
| 0.5 | 285.0 | 0.4365 | 0.0726 |
| 0.5 | 315.0 | 0.6451 | 0.1429 |
| 0.5 | 345.0 | 0.2762 | 0.0713 |
| 0.7 | 15.0 | 0.4145 | 0.0636 |
| 0.7 | 45.0 | 0.3988 | 0.0673 |
| 0.7 | 75.0 | 0.449 | 0.0664 |
| 0.7 | 105.0 | 0.453 | 0.0701 |
| 0.7 | 135.0 | 0.3882 | 0.076 |
| 0.7 | 165.0 | 0.3426 | 0.0528 |
| 0.7 | 195.0 | 0.2376 | 0.0422 |
| 0.7 | 225.0 | 0.3861 | 0.0728 |
| 0.7 | 255.0 | 0.4473 | 0.0646 |
| 0.7 | 285.0 | 0.4114 | 0.0673 |
| 0.7 | 315.0 | 0.4155 | 0.0732 |
| 0.7 | 345.0 | 0.4159 | 0.0665 |
| 0.9 | 15.0 | 0.3963 | 0.0478 |
| 0.9 | 45.0 | 0.3569 | 0.0482 |
| 0.9 | 75.0 | 0.3593 | 0.0451 |
| 0.9 | 105.0 | 0.3556 | 0.0451 |
| 0.9 | 135.0 | 0.2876 | 0.0387 |
| 0.9 | 165.0 | 0.3186 | 0.0484 |
| 0.9 | 195.0 | 0.3309 | 0.0454 |
| 0.9 | 225.0 | 0.3632 | 0.0466 |
| 0.9 | 255.0 | 0.3512 | 0.0431 |
| 0.9 | 285.0 | 0.3664 | 0.0433 |
| 0.9 | 315.0 | 0.3432 | 0.0446 |
| 0.9 | 345.0 | 0.4217 | 0.0512 |
Experiment comment: