Measurement E213M1437
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 4.2 — 5.0 GeV2 | |
| W: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.1574 | 0.0243 | 0.0654 | 0.0698 |
| 27.0 | 0.1323 | 0.0145 | 0.0562 | 0.0581 |
| 45.0 | 0.2576 | 0.0209 | 0.112 | 0.1139 |
| 63.0 | 0.2846 | 0.0367 | 0.1025 | 0.1089 |
| 81.0 | 0.4303 | 0.0253 | 0.1139 | 0.1167 |
| 99.0 | 0.6961 | 0.0509 | 0.1426 | 0.1514 |
| 117.0 | 0.7645 | 0.0429 | 0.1463 | 0.1524 |
| 135.0 | 0.9302 | 0.079 | 0.1678 | 0.1855 |
| 153.0 | 1.2368 | 0.0808 | 0.2181 | 0.2326 |
| 171.0 | 1.2738 | 0.1422 | 0.2662 | 0.3018 |
Experiment comment: