Measurement E8M69
| Experiment: | E89-038 CLAS experiment | |
|---|---|---|
| Year: | 1999 | |
| Spokespersons: | V. Burkert, R. Minehart | |
| Reaction: | ep → π+n | |
| Polarization: | none | |
| Quantity: | dσ/dΩ | |
| Q2: | 0.55 — 0.65 GeV2 | |
| W: | 1.1 — 1.12 GeV | |
| Ebeam: | 1.515 GeV | |
| Publication: |
under preparation //
|
|
| θπ, [deg] | φπ, [deg] | dσ/dΩ, [μb/sr] | uncertainty |
|---|---|---|---|
| 22.5 | 15.0 | 1.583 | 0.7042 |
| 22.5 | 45.0 | 1.864 | 0.6331 |
| 22.5 | 75.0 | 2.436 | 0.6323 |
| 22.5 | 105.0 | 2.096 | 0.7385 |
| 22.5 | 135.0 | 2.885 | 0.9605 |
| 22.5 | 165.0 | 2.492 | 0.6093 |
| 22.5 | 195.0 | 2.635 | 1.155 |
| 22.5 | 225.0 | 1.552 | 0.4256 |
| 22.5 | 255.0 | 2.2 | 0.5898 |
| 22.5 | 285.0 | 0.6615 | 0.2888 |
| 22.5 | 315.0 | 1.913 | 0.7315 |
| 22.5 | 345.0 | 1.469 | 0.6571 |
| 37.5 | 15.0 | 1.605 | 0.4845 |
| 37.5 | 45.0 | 2.011 | 0.7486 |
| 37.5 | 75.0 | 2.592 | 0.7603 |
| 37.5 | 105.0 | 2.111 | 0.5586 |
| 37.5 | 135.0 | 3.959 | 0.943 |
| 37.5 | 165.0 | 3.438 | 0.6447 |
| 37.5 | 195.0 | 2.541 | 0.4856 |
| 37.5 | 225.0 | 3.472 | 0.995 |
| 37.5 | 255.0 | 4.211 | 1.986 |
| 37.5 | 285.0 | 3.51 | 0.9307 |
| 37.5 | 315.0 | 2.419 | 1.172 |
| 37.5 | 345.0 | 1.005 | 0.3591 |
| 52.5 | 15.0 | 1.201 | 0.5391 |
| 52.5 | 75.0 | 2.421 | 0.9623 |
| 52.5 | 105.0 | 3.227 | 0.9109 |
| 52.5 | 135.0 | 2.267 | 0.432 |
| 52.5 | 165.0 | 2.323 | 0.4376 |
| 52.5 | 195.0 | 3.019 | 0.5549 |
| 52.5 | 225.0 | 3.375 | 1.076 |
| 52.5 | 255.0 | 3.885 | 1.042 |
| 52.5 | 285.0 | 2.17 | 0.9177 |
| 52.5 | 315.0 | 1.036 | 0.5251 |
| 67.5 | 45.0 | 2.397 | 0.9552 |
| 67.5 | 75.0 | 1.945 | 0.4021 |
| 67.5 | 105.0 | 3.727 | 1.684 |
| 67.5 | 135.0 | 3.053 | 0.6641 |
| 67.5 | 165.0 | 2.772 | 0.5107 |
| 67.5 | 195.0 | 3.034 | 0.7128 |
| 67.5 | 225.0 | 2.643 | 0.6124 |
| 67.5 | 255.0 | 3.053 | 0.9801 |
| 67.5 | 285.0 | 2.206 | 0.4635 |
| 67.5 | 315.0 | 1.394 | 0.5375 |
| 82.5 | 45.0 | 1.64 | 0.4329 |
| 82.5 | 75.0 | 2.708 | 0.4545 |
| 82.5 | 105.0 | 2.434 | 0.6295 |
| 82.5 | 135.0 | 2.653 | 1.137 |
| 82.5 | 165.0 | 1.654 | 0.2655 |
| 82.5 | 195.0 | 1.881 | 0.3603 |
| 82.5 | 225.0 | 2.598 | 0.8372 |
| 82.5 | 255.0 | 4.015 | 1.058 |
| 82.5 | 285.0 | 2.27 | 0.3869 |
| 82.5 | 315.0 | 1.655 | 0.4334 |
| 97.5 | 45.0 | 0.8779 | 0.2483 |
| 97.5 | 75.0 | 2.938 | 0.6314 |
| 97.5 | 105.0 | 2.901 | 0.8206 |
| 97.5 | 135.0 | 2.774 | 0.6603 |
| 97.5 | 165.0 | 1.982 | 0.3205 |
| 97.5 | 195.0 | 2.345 | 0.9391 |
| 97.5 | 225.0 | 2.788 | 0.8132 |
| 97.5 | 255.0 | 2.254 | 0.7 |
| 97.5 | 285.0 | 2.382 | 0.4092 |
| 97.5 | 315.0 | 1.552 | 0.4596 |
| 112.5 | 75.0 | 2.083 | 0.5453 |
| 112.5 | 105.0 | 2.108 | 0.4652 |
| 112.5 | 135.0 | 2.677 | 0.7025 |
| 112.5 | 165.0 | 1.613 | 0.3213 |
| 112.5 | 195.0 | 1.749 | 0.4949 |
| 112.5 | 225.0 | 2.679 | 0.7377 |
| 112.5 | 255.0 | 3.242 | 0.7505 |
| 112.5 | 285.0 | 3.006 | 0.7445 |
| 112.5 | 315.0 | 0.7827 | 0.4905 |
| 127.5 | 75.0 | 2.872 | 1.053 |
| 127.5 | 105.0 | 3.02 | 0.8335 |
| 127.5 | 165.0 | 2.772 | 1.147 |
| 127.5 | 255.0 | 3.414 | 1.275 |
| 127.5 | 285.0 | 3.638 | 1.702 |
Measurement comment:
Experiment comment: