Measurement E213M1435
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(π−))) | |
| Q2: | 4.2 — 5.0 GeV2 | |
| W: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.0505 | 0.1131 | 0.2017 | 0.2312 |
| 27.0 | 0.8409 | 0.0631 | 0.1534 | 0.1659 |
| 45.0 | 0.7668 | 0.0688 | 0.1359 | 0.1523 |
| 63.0 | 0.7479 | 0.055 | 0.1352 | 0.146 |
| 81.0 | 0.6436 | 0.0588 | 0.1295 | 0.1422 |
| 99.0 | 0.5314 | 0.0468 | 0.1237 | 0.1322 |
| 117.0 | 0.4444 | 0.0389 | 0.1189 | 0.1251 |
| 135.0 | 0.4583 | 0.0431 | 0.1214 | 0.1289 |
| 153.0 | 0.388 | 0.0413 | 0.1225 | 0.1293 |
| 171.0 | 0.3442 | 0.0306 | 0.1785 | 0.1811 |
Experiment comment: