Measurement E213M914
| 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: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.3003 | 0.2126 | 0.2941 | 0.3629 |
| 27.0 | 1.8702 | 0.167 | 0.2582 | 0.3075 |
| 45.0 | 1.633 | 0.13 | 0.2658 | 0.2959 |
| 63.0 | 1.3854 | 0.1071 | 0.2382 | 0.2612 |
| 81.0 | 1.2843 | 0.0695 | 0.2066 | 0.2179 |
| 99.0 | 1.2299 | 0.0861 | 0.1999 | 0.2177 |
| 117.0 | 1.1454 | 0.0646 | 0.1887 | 0.1995 |
| 135.0 | 0.7613 | 0.0617 | 0.159 | 0.1706 |
| 153.0 | 0.8523 | 0.0758 | 0.2933 | 0.3029 |
| 171.0 | 1.1794 | 0.0038 | 0.7083 | 0.7084 |
Experiment comment: