Measurement E213M1329
| 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: | 1.75 — 1.775 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.3898 | 0.0583 | 0.1039 | 0.1192 |
| 27.0 | 0.3558 | 0.0416 | 0.0679 | 0.0796 |
| 45.0 | 0.3564 | 0.0332 | 0.0606 | 0.0691 |
| 63.0 | 0.4623 | 0.0406 | 0.0791 | 0.0889 |
| 81.0 | 0.8022 | 0.0688 | 0.1346 | 0.1512 |
| 99.0 | 1.0974 | 0.0725 | 0.1678 | 0.1828 |
| 117.0 | 0.9764 | 0.059 | 0.155 | 0.1659 |
| 135.0 | 0.8883 | 0.0652 | 0.1486 | 0.1623 |
| 153.0 | 0.8985 | 0.0784 | 0.1414 | 0.1617 |
| 171.0 | 1.1744 | 0.1584 | 0.1842 | 0.2429 |
Experiment comment: