Measurement E213M1050
| 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: | 1.7 — 1.725 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.1692 | 0.0995 | 0.2796 | 0.2967 |
| 27.0 | 1.0586 | 0.0676 | 0.1666 | 0.1797 |
| 45.0 | 1.0301 | 0.06 | 0.1409 | 0.1532 |
| 63.0 | 1.4514 | 0.0981 | 0.1723 | 0.1983 |
| 81.0 | 1.758 | 0.1214 | 0.2076 | 0.2405 |
| 99.0 | 2.1547 | 0.1294 | 0.262 | 0.2922 |
| 117.0 | 1.9492 | 0.1071 | 0.2372 | 0.2602 |
| 135.0 | 1.6773 | 0.1079 | 0.2132 | 0.3121 |
| 153.0 | 1.5822 | 0.1063 | 0.1854 | 0.2628 |
| 171.0 | 1.7335 | 0.1426 | 0.2383 | 0.333 |
Experiment comment: