Measurement E141M76
| 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: | 1.665 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.222 | 0.0422 |
| -0.9 | 45.0 | 0.2108 | 0.0448 |
| -0.9 | 75.0 | 0.3408 | 0.0709 |
| -0.9 | 105.0 | 0.3221 | 0.0584 |
| -0.9 | 135.0 | 0.2834 | 0.061 |
| -0.9 | 165.0 | 0.2767 | 0.0533 |
| -0.9 | 195.0 | 0.3354 | 0.0657 |
| -0.9 | 225.0 | 0.2326 | 0.0484 |
| -0.9 | 255.0 | 0.2606 | 0.0518 |
| -0.9 | 285.0 | 0.2648 | 0.0604 |
| -0.9 | 315.0 | 0.256 | 0.059 |
| -0.9 | 345.0 | 0.3406 | 0.077 |
| -0.7 | 15.0 | 0.2592 | 0.0557 |
| -0.7 | 45.0 | 0.2943 | 0.0562 |
| -0.7 | 75.0 | 0.1899 | 0.038 |
| -0.7 | 105.0 | 0.3368 | 0.055 |
| -0.7 | 135.0 | 0.2717 | 0.0472 |
| -0.7 | 165.0 | 0.2657 | 0.0463 |
| -0.7 | 195.0 | 0.2256 | 0.0412 |
| -0.7 | 225.0 | 0.2834 | 0.0534 |
| -0.7 | 255.0 | 0.2722 | 0.0428 |
| -0.7 | 285.0 | 0.4225 | 0.0767 |
| -0.7 | 315.0 | 0.2644 | 0.0543 |
| -0.7 | 345.0 | 0.0839 | 0.022 |
| -0.5 | 45.0 | 0.4176 | 0.083 |
| -0.5 | 75.0 | 0.4696 | 0.094 |
| -0.5 | 105.0 | 0.3563 | 0.0558 |
| -0.5 | 135.0 | 0.2811 | 0.043 |
| -0.5 | 165.0 | 0.2559 | 0.0381 |
| -0.5 | 195.0 | 0.2564 | 0.0367 |
| -0.5 | 225.0 | 0.3324 | 0.0552 |
| -0.5 | 255.0 | 0.3653 | 0.0539 |
| -0.5 | 285.0 | 0.2647 | 0.0487 |
| -0.3 | 15.0 | 0.3105 | 0.0867 |
| -0.3 | 45.0 | 0.4563 | 0.0755 |
| -0.3 | 75.0 | 0.4263 | 0.0724 |
| -0.3 | 105.0 | 0.4051 | 0.0555 |
| -0.3 | 135.0 | 0.3757 | 0.052 |
| -0.3 | 165.0 | 0.3388 | 0.0437 |
| -0.3 | 195.0 | 0.2951 | 0.039 |
| -0.3 | 225.0 | 0.3171 | 0.0445 |
| -0.3 | 255.0 | 0.3891 | 0.0559 |
| -0.3 | 285.0 | 0.4682 | 0.0804 |
| -0.1 | 15.0 | 0.1724 | 0.0533 |
| -0.1 | 45.0 | 0.3372 | 0.0753 |
| -0.1 | 75.0 | 0.3251 | 0.0512 |
| -0.1 | 105.0 | 0.5452 | 0.0811 |
| -0.1 | 135.0 | 0.4225 | 0.0574 |
| -0.1 | 165.0 | 0.4846 | 0.0602 |
| -0.1 | 195.0 | 0.4336 | 0.0523 |
| -0.1 | 225.0 | 0.4208 | 0.0557 |
| -0.1 | 255.0 | 0.4815 | 0.0629 |
| -0.1 | 285.0 | 0.4341 | 0.0868 |
| -0.1 | 315.0 | 0.4499 | 0.1261 |
| 0.1 | 15.0 | 0.4102 | 0.2079 |
| 0.1 | 45.0 | 0.3767 | 0.0617 |
| 0.1 | 75.0 | 0.5551 | 0.0831 |
| 0.1 | 105.0 | 0.4504 | 0.0614 |
| 0.1 | 135.0 | 0.3992 | 0.0577 |
| 0.1 | 165.0 | 0.3141 | 0.0362 |
| 0.1 | 195.0 | 0.353 | 0.0385 |
| 0.1 | 225.0 | 0.4038 | 0.063 |
| 0.1 | 255.0 | 0.5154 | 0.0806 |
| 0.1 | 285.0 | 0.6339 | 0.1188 |
| 0.1 | 315.0 | 0.6036 | 0.1169 |
| 0.1 | 345.0 | 0.2421 | 0.1352 |
| 0.3 | 15.0 | 0.457 | 0.1118 |
| 0.3 | 45.0 | 0.5211 | 0.0648 |
| 0.3 | 75.0 | 0.3958 | 0.0481 |
| 0.3 | 105.0 | 0.4245 | 0.0618 |
| 0.3 | 135.0 | 0.2757 | 0.0367 |
| 0.3 | 165.0 | 0.2377 | 0.0262 |
| 0.3 | 195.0 | 0.2154 | 0.0229 |
| 0.3 | 225.0 | 0.3801 | 0.0559 |
| 0.3 | 255.0 | 0.4735 | 0.0778 |
| 0.3 | 285.0 | 0.56 | 0.0877 |
| 0.3 | 315.0 | 0.5772 | 0.0947 |
| 0.3 | 345.0 | 0.4469 | 0.1492 |
| 0.5 | 15.0 | 0.4985 | 0.1156 |
| 0.5 | 45.0 | 0.5643 | 0.0901 |
| 0.5 | 75.0 | 0.5883 | 0.0815 |
| 0.5 | 105.0 | 0.5494 | 0.0851 |
| 0.5 | 135.0 | 0.364 | 0.0591 |
| 0.5 | 165.0 | 0.2937 | 0.0373 |
| 0.5 | 195.0 | 0.2733 | 0.0321 |
| 0.5 | 225.0 | 0.4323 | 0.0679 |
| 0.5 | 255.0 | 0.3584 | 0.0641 |
| 0.5 | 285.0 | 0.4806 | 0.0821 |
| 0.5 | 315.0 | 0.7251 | 0.1395 |
| 0.5 | 345.0 | 0.4322 | 0.1171 |
| 0.7 | 15.0 | 0.3964 | 0.0529 |
| 0.7 | 45.0 | 0.4648 | 0.0753 |
| 0.7 | 75.0 | 0.5411 | 0.0796 |
| 0.7 | 105.0 | 0.5627 | 0.0798 |
| 0.7 | 135.0 | 0.4208 | 0.0726 |
| 0.7 | 165.0 | 0.336 | 0.0525 |
| 0.7 | 195.0 | 0.3682 | 0.0505 |
| 0.7 | 225.0 | 0.4716 | 0.0888 |
| 0.7 | 255.0 | 0.6412 | 0.1064 |
| 0.7 | 285.0 | 0.4218 | 0.0702 |
| 0.7 | 315.0 | 0.5237 | 0.0742 |
| 0.7 | 345.0 | 0.3534 | 0.0485 |
| 0.9 | 15.0 | 0.5112 | 0.0569 |
| 0.9 | 45.0 | 0.3921 | 0.0495 |
| 0.9 | 75.0 | 0.4216 | 0.0465 |
| 0.9 | 105.0 | 0.4212 | 0.0534 |
| 0.9 | 135.0 | 0.383 | 0.0458 |
| 0.9 | 165.0 | 0.3101 | 0.0433 |
| 0.9 | 195.0 | 0.3126 | 0.0408 |
| 0.9 | 225.0 | 0.39 | 0.0471 |
| 0.9 | 255.0 | 0.4471 | 0.0521 |
| 0.9 | 285.0 | 0.4552 | 0.0552 |
| 0.9 | 315.0 | 0.4496 | 0.0551 |
| 0.9 | 345.0 | 0.5616 | 0.0648 |
Experiment comment: