Measurement E141M39
| 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: | 2.2 GeV2 | |
| W: | 1.755 GeV | |
| Ebeam: | 5.499 GeV | |
| Publication: | ||
| cos(θ) | φ, [degree] | dσ/dΩ, [μb/rad] | uncertainty |
|---|---|---|---|
| -0.9 | 15.0 | 0.1359 | 0.0722 |
| -0.9 | 45.0 | 0.1819 | 0.0785 |
| -0.9 | 75.0 | 0.2282 | 0.0813 |
| -0.9 | 105.0 | 0.2285 | 0.2342 |
| -0.9 | 225.0 | 0.1327 | 0.0929 |
| -0.9 | 255.0 | 0.1669 | 0.0613 |
| -0.9 | 285.0 | 0.2216 | 0.1969 |
| -0.9 | 315.0 | 0.1952 | 0.0647 |
| -0.9 | 345.0 | 0.2162 | 0.0926 |
| -0.7 | 15.0 | 0.1423 | 0.057 |
| -0.7 | 45.0 | 0.1205 | 0.048 |
| -0.7 | 75.0 | 0.1097 | 0.0368 |
| -0.7 | 105.0 | 0.145 | 0.0341 |
| -0.7 | 135.0 | 0.0965 | 0.0357 |
| -0.7 | 165.0 | 0.1412 | 0.0673 |
| -0.7 | 195.0 | 0.0879 | 0.0277 |
| -0.7 | 225.0 | 0.0962 | 0.0251 |
| -0.7 | 255.0 | 0.0937 | 0.0247 |
| -0.7 | 285.0 | 0.1235 | 0.0306 |
| -0.7 | 315.0 | 0.0834 | 0.0302 |
| -0.7 | 345.0 | 0.1354 | 0.0327 |
| -0.5 | 15.0 | 0.1385 | 0.067 |
| -0.5 | 45.0 | 0.1572 | 0.0473 |
| -0.5 | 75.0 | 0.1258 | 0.0286 |
| -0.5 | 105.0 | 0.1604 | 0.0325 |
| -0.5 | 135.0 | 0.1584 | 0.03 |
| -0.5 | 165.0 | 0.1056 | 0.0185 |
| -0.5 | 195.0 | 0.1355 | 0.026 |
| -0.5 | 225.0 | 0.1399 | 0.0291 |
| -0.5 | 255.0 | 0.1317 | 0.0232 |
| -0.5 | 285.0 | 0.1495 | 0.04 |
| -0.5 | 315.0 | 0.136 | 0.0317 |
| -0.5 | 345.0 | 0.1478 | 0.0589 |
| -0.3 | 15.0 | 0.0969 | 0.0274 |
| -0.3 | 45.0 | 0.2188 | 0.0638 |
| -0.3 | 75.0 | 0.33 | 0.0552 |
| -0.3 | 105.0 | 0.3082 | 0.0458 |
| -0.3 | 135.0 | 0.2521 | 0.0434 |
| -0.3 | 165.0 | 0.1749 | 0.0252 |
| -0.3 | 195.0 | 0.1524 | 0.0242 |
| -0.3 | 225.0 | 0.2176 | 0.0352 |
| -0.3 | 255.0 | 0.218 | 0.0327 |
| -0.3 | 285.0 | 0.2878 | 0.0455 |
| -0.3 | 315.0 | 0.3038 | 0.0769 |
| -0.1 | 15.0 | 0.1019 | 0.0331 |
| -0.1 | 45.0 | 0.3585 | 0.0826 |
| -0.1 | 75.0 | 0.5691 | 0.068 |
| -0.1 | 105.0 | 0.5937 | 0.0709 |
| -0.1 | 135.0 | 0.329 | 0.0502 |
| -0.1 | 165.0 | 0.2702 | 0.0323 |
| -0.1 | 195.0 | 0.2879 | 0.0339 |
| -0.1 | 225.0 | 0.3356 | 0.0476 |
| -0.1 | 255.0 | 0.6225 | 0.0679 |
| -0.1 | 285.0 | 0.4751 | 0.0719 |
| 0.1 | 15.0 | 0.1661 | 0.0858 |
| 0.1 | 45.0 | 0.4441 | 0.0801 |
| 0.1 | 75.0 | 0.7927 | 0.0975 |
| 0.1 | 105.0 | 0.4794 | 0.0607 |
| 0.1 | 165.0 | 0.2761 | 0.031 |
| 0.1 | 195.0 | 0.3012 | 0.0339 |
| 0.1 | 225.0 | 0.438 | 0.062 |
| 0.1 | 255.0 | 0.6274 | 0.0778 |
| 0.1 | 285.0 | 0.6391 | 0.1049 |
| 0.1 | 315.0 | 0.5392 | 0.1112 |
| 0.1 | 345.0 | 1.6642 | 1.0168 |
| 0.3 | 15.0 | 0.0663 | 0.0149 |
| 0.3 | 45.0 | 0.4569 | 0.0549 |
| 0.3 | 75.0 | 0.6627 | 0.0735 |
| 0.3 | 105.0 | 0.6514 | 0.0734 |
| 0.3 | 135.0 | 0.3142 | 0.0386 |
| 0.3 | 165.0 | 0.2145 | 0.0194 |
| 0.3 | 195.0 | 0.2449 | 0.0238 |
| 0.3 | 225.0 | 0.4481 | 0.049 |
| 0.3 | 255.0 | 0.5033 | 0.0712 |
| 0.3 | 285.0 | 0.6131 | 0.0815 |
| 0.3 | 315.0 | 0.3282 | 0.0468 |
| 0.3 | 345.0 | 0.2356 | 0.0678 |
| 0.5 | 15.0 | 0.184 | 0.0325 |
| 0.5 | 45.0 | 0.3704 | 0.0453 |
| 0.5 | 75.0 | 0.6562 | 0.0804 |
| 0.5 | 105.0 | 0.8312 | 0.1105 |
| 0.5 | 135.0 | 0.3882 | 0.0466 |
| 0.5 | 165.0 | 0.2251 | 0.0222 |
| 0.5 | 195.0 | 0.1883 | 0.0182 |
| 0.5 | 225.0 | 0.3761 | 0.0484 |
| 0.5 | 255.0 | 0.6914 | 0.1082 |
| 0.5 | 285.0 | 0.6873 | 0.0952 |
| 0.5 | 315.0 | 0.4035 | 0.0607 |
| 0.5 | 345.0 | 0.2297 | 0.0475 |
| 0.7 | 15.0 | 0.2241 | 0.0264 |
| 0.7 | 45.0 | 0.3112 | 0.0403 |
| 0.7 | 75.0 | 0.491 | 0.0593 |
| 0.7 | 105.0 | 0.7934 | 0.1003 |
| 0.7 | 135.0 | 0.6715 | 0.0895 |
| 0.7 | 165.0 | 0.4264 | 0.0487 |
| 0.7 | 195.0 | 0.5138 | 0.0662 |
| 0.7 | 225.0 | 0.6182 | 0.104 |
| 0.7 | 255.0 | 0.6896 | 0.101 |
| 0.7 | 285.0 | 0.4303 | 0.0612 |
| 0.7 | 315.0 | 0.3393 | 0.0514 |
| 0.7 | 345.0 | 0.239 | 0.0274 |
| 0.9 | 15.0 | 0.4577 | 0.0396 |
| 0.9 | 45.0 | 0.4057 | 0.0382 |
| 0.9 | 75.0 | 0.4448 | 0.0419 |
| 0.9 | 105.0 | 0.5421 | 0.0492 |
| 0.9 | 135.0 | 0.5924 | 0.0568 |
| 0.9 | 165.0 | 0.5394 | 0.0569 |
| 0.9 | 195.0 | 0.6425 | 0.0697 |
| 0.9 | 225.0 | 0.5586 | 0.0547 |
| 0.9 | 255.0 | 0.4916 | 0.0449 |
| 0.9 | 285.0 | 0.4447 | 0.0419 |
| 0.9 | 315.0 | 0.4042 | 0.0408 |
| 0.9 | 345.0 | 0.4212 | 0.0376 |
Experiment comment: