Measurement E213M1068
| 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: | 3.5 — 4.2 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 | 0.7573 | 0.0703 | 0.1702 | 0.1842 |
| 27.0 | 0.7178 | 0.0541 | 0.1048 | 0.1179 |
| 45.0 | 0.6631 | 0.0489 | 0.0897 | 0.1021 |
| 63.0 | 0.9717 | 0.0748 | 0.118 | 0.1398 |
| 81.0 | 1.3845 | 0.0876 | 0.175 | 0.1957 |
| 99.0 | 1.6855 | 0.0931 | 0.1995 | 0.2202 |
| 117.0 | 1.5215 | 0.083 | 0.1796 | 0.1978 |
| 135.0 | 1.6645 | 0.139 | 0.188 | 0.2338 |
| 153.0 | 1.3285 | 0.1013 | 0.1496 | 0.1807 |
| 171.0 | 1.2949 | 0.1104 | 0.1565 | 0.1916 |
Experiment comment: