Measurement E213M897
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 2.0 — 2.025 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.5706 | 0.0549 | 0.1173 | 0.1295 |
| 27.0 | 0.6088 | 0.0435 | 0.0952 | 0.1046 |
| 45.0 | 0.7543 | 0.0565 | 0.1316 | 0.1432 |
| 63.0 | 1.0563 | 0.1089 | 0.2405 | 0.264 |
| 81.0 | 1.2305 | 0.1144 | 0.2021 | 0.2323 |
| 99.0 | 1.5489 | 0.094 | 0.2357 | 0.2537 |
| 117.0 | 1.6689 | 0.1326 | 0.2668 | 0.2979 |
| 135.0 | 2.1416 | 0.1646 | 0.3157 | 0.356 |
| 153.0 | 2.6086 | 0.1759 | 0.3778 | 0.4168 |
| 171.0 | 3.4263 | 0.2308 | 0.4321 | 0.4899 |
Experiment comment: