Measurement E213M895
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 2.0 — 2.025 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.083 | 0.2645 | 0.3184 | 0.4139 |
| 27.0 | 2.0145 | 0.1339 | 0.2646 | 0.2966 |
| 45.0 | 1.8712 | 0.1487 | 0.2583 | 0.298 |
| 63.0 | 1.5449 | 0.0951 | 0.2359 | 0.2544 |
| 81.0 | 1.4638 | 0.0714 | 0.2277 | 0.2387 |
| 99.0 | 1.3378 | 0.0792 | 0.2141 | 0.2282 |
| 117.0 | 1.1942 | 0.0835 | 0.1913 | 0.2087 |
| 135.0 | 1.2071 | 0.1075 | 0.1862 | 0.215 |
| 153.0 | 1.4188 | 0.1168 | 0.1892 | 0.2223 |
| 171.0 | 1.4663 | 0.161 | 0.222 | 0.2742 |
Experiment comment: