Measurement E141M74
| 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: | 1.645 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 75.0 | 0.3557 | 0.089 |
| -0.9 | 105.0 | 0.3464 | 0.0706 |
| -0.9 | 135.0 | 0.3645 | 0.0784 |
| -0.9 | 165.0 | 0.346 | 0.0605 |
| -0.9 | 195.0 | 0.3713 | 0.1485 |
| -0.9 | 225.0 | 0.3112 | 0.0632 |
| -0.9 | 255.0 | 0.3234 | 0.0673 |
| -0.9 | 285.0 | 0.2955 | 0.0642 |
| -0.9 | 315.0 | 0.3352 | 0.0729 |
| -0.9 | 345.0 | 0.368 | 0.08 |
| -0.7 | 75.0 | 0.1904 | 0.0419 |
| -0.7 | 105.0 | 0.4057 | 0.0732 |
| -0.7 | 135.0 | 0.3376 | 0.062 |
| -0.7 | 165.0 | 0.3285 | 0.052 |
| -0.7 | 195.0 | 0.2885 | 0.0505 |
| -0.7 | 225.0 | 0.34 | 0.0615 |
| -0.7 | 255.0 | 0.3548 | 0.0633 |
| -0.7 | 285.0 | 0.3456 | 0.0824 |
| -0.7 | 315.0 | 0.3012 | 0.0618 |
| -0.7 | 345.0 | 0.1729 | 0.0381 |
| -0.5 | 45.0 | 0.4611 | 0.1024 |
| -0.5 | 75.0 | 0.4692 | 0.0811 |
| -0.5 | 105.0 | 0.4157 | 0.0642 |
| -0.5 | 135.0 | 0.3293 | 0.0591 |
| -0.5 | 165.0 | 0.2906 | 0.0454 |
| -0.5 | 195.0 | 0.2782 | 0.0479 |
| -0.5 | 225.0 | 0.3429 | 0.0561 |
| -0.5 | 255.0 | 0.4124 | 0.0617 |
| -0.5 | 285.0 | 0.3708 | 0.0722 |
| -0.5 | 315.0 | 0.1067 | 0.0252 |
| -0.3 | 15.0 | 0.3694 | 0.1098 |
| -0.3 | 45.0 | 0.5255 | 0.0948 |
| -0.3 | 75.0 | 0.4495 | 0.0786 |
| -0.3 | 105.0 | 0.4682 | 0.0681 |
| -0.3 | 135.0 | 0.3821 | 0.057 |
| -0.3 | 165.0 | 0.3707 | 0.0475 |
| -0.3 | 195.0 | 0.3407 | 0.0446 |
| -0.3 | 225.0 | 0.3538 | 0.0599 |
| -0.3 | 255.0 | 0.4392 | 0.0624 |
| -0.3 | 285.0 | 0.4518 | 0.0861 |
| -0.1 | 15.0 | 0.2014 | 0.0714 |
| -0.1 | 45.0 | 0.3054 | 0.0629 |
| -0.1 | 75.0 | 0.3179 | 0.0582 |
| -0.1 | 105.0 | 0.4856 | 0.0715 |
| -0.1 | 135.0 | 0.4071 | 0.0596 |
| -0.1 | 165.0 | 0.4493 | 0.0582 |
| -0.1 | 195.0 | 0.4647 | 0.0556 |
| -0.1 | 225.0 | 0.4233 | 0.0604 |
| -0.1 | 255.0 | 0.469 | 0.0653 |
| -0.1 | 285.0 | 0.4072 | 0.0942 |
| -0.1 | 315.0 | 0.433 | 0.1467 |
| 0.1 | 15.0 | 0.3945 | 0.1798 |
| 0.1 | 45.0 | 0.366 | 0.064 |
| 0.1 | 75.0 | 0.4968 | 0.0794 |
| 0.1 | 105.0 | 0.3818 | 0.059 |
| 0.1 | 135.0 | 0.3641 | 0.0556 |
| 0.1 | 165.0 | 0.3253 | 0.0378 |
| 0.1 | 195.0 | 0.3648 | 0.0429 |
| 0.1 | 225.0 | 0.3752 | 0.051 |
| 0.1 | 255.0 | 0.4435 | 0.0679 |
| 0.1 | 285.0 | 0.5262 | 0.0998 |
| 0.1 | 315.0 | 0.5062 | 0.1146 |
| 0.3 | 15.0 | 0.4547 | 0.1191 |
| 0.3 | 45.0 | 0.4897 | 0.0677 |
| 0.3 | 75.0 | 0.4187 | 0.0533 |
| 0.3 | 105.0 | 0.4392 | 0.0612 |
| 0.3 | 135.0 | 0.2913 | 0.0399 |
| 0.3 | 165.0 | 0.2478 | 0.0254 |
| 0.3 | 195.0 | 0.2269 | 0.0237 |
| 0.3 | 225.0 | 0.3602 | 0.0499 |
| 0.3 | 255.0 | 0.4229 | 0.0786 |
| 0.3 | 285.0 | 0.5031 | 0.0844 |
| 0.3 | 315.0 | 0.5632 | 0.1023 |
| 0.3 | 345.0 | 0.5144 | 0.1844 |
| 0.5 | 15.0 | 0.4377 | 0.1356 |
| 0.5 | 45.0 | 0.5375 | 0.0954 |
| 0.5 | 75.0 | 0.5602 | 0.077 |
| 0.5 | 105.0 | 0.5193 | 0.0767 |
| 0.5 | 135.0 | 0.3846 | 0.0623 |
| 0.5 | 165.0 | 0.3009 | 0.0383 |
| 0.5 | 195.0 | 0.2701 | 0.0356 |
| 0.5 | 225.0 | 0.4413 | 0.0819 |
| 0.5 | 255.0 | 0.3881 | 0.0663 |
| 0.5 | 285.0 | 0.4577 | 0.0866 |
| 0.5 | 315.0 | 0.688 | 0.1656 |
| 0.5 | 345.0 | 0.3203 | 0.1225 |
| 0.7 | 15.0 | 0.4053 | 0.0597 |
| 0.7 | 45.0 | 0.4236 | 0.0756 |
| 0.7 | 75.0 | 0.4798 | 0.0669 |
| 0.7 | 105.0 | 0.4846 | 0.0687 |
| 0.7 | 135.0 | 0.3753 | 0.0615 |
| 0.7 | 165.0 | 0.3182 | 0.0471 |
| 0.7 | 195.0 | 0.2599 | 0.0468 |
| 0.7 | 225.0 | 0.4102 | 0.0746 |
| 0.7 | 255.0 | 0.5145 | 0.0752 |
| 0.7 | 285.0 | 0.4511 | 0.0654 |
| 0.7 | 315.0 | 0.4694 | 0.0833 |
| 0.7 | 345.0 | 0.3942 | 0.0613 |
| 0.9 | 15.0 | 0.431 | 0.0507 |
| 0.9 | 45.0 | 0.3602 | 0.0454 |
| 0.9 | 75.0 | 0.3737 | 0.0525 |
| 0.9 | 105.0 | 0.3673 | 0.0529 |
| 0.9 | 135.0 | 0.3083 | 0.0398 |
| 0.9 | 165.0 | 0.306 | 0.0418 |
| 0.9 | 195.0 | 0.3154 | 0.0435 |
| 0.9 | 225.0 | 0.3602 | 0.0502 |
| 0.9 | 255.0 | 0.3817 | 0.0502 |
| 0.9 | 285.0 | 0.3922 | 0.0485 |
| 0.9 | 315.0 | 0.3705 | 0.049 |
| 0.9 | 345.0 | 0.4726 | 0.0585 |
Experiment comment: