Measurement E213M402
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 2.075 — 2.1 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.6589 | 0.1137 | 0.3355 | 0.3543 |
| 27.0 | 1.3864 | 0.0823 | 0.2391 | 0.2529 |
| 45.0 | 1.6109 | 0.1084 | 0.4602 | 0.4728 |
| 63.0 | 1.476 | 0.1028 | 0.3396 | 0.3548 |
| 81.0 | 1.779 | 0.1123 | 0.3468 | 0.3645 |
| 99.0 | 2.124 | 0.1121 | 0.3695 | 0.3862 |
| 117.0 | 2.6596 | 0.1224 | 0.3776 | 0.3969 |
| 135.0 | 3.2514 | 0.2091 | 0.4445 | 0.4912 |
| 153.0 | 4.9793 | 0.2355 | 0.649 | 0.6905 |
| 171.0 | 6.3002 | 0.3387 | 0.8785 | 0.9416 |
Experiment comment: