Measurement E213M816
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 1.775 — 1.8 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.8894 | 0.0857 | 0.1984 | 0.2161 |
| 27.0 | 1.0862 | 0.0709 | 0.1507 | 0.1666 |
| 45.0 | 1.074 | 0.062 | 0.1415 | 0.1545 |
| 63.0 | 1.0971 | 0.0813 | 0.1513 | 0.1718 |
| 81.0 | 1.8439 | 0.1223 | 0.2403 | 0.2697 |
| 99.0 | 2.31 | 0.1532 | 0.275 | 0.3148 |
| 117.0 | 1.8142 | 0.1388 | 0.2226 | 0.2623 |
| 135.0 | 1.903 | 0.1521 | 0.2265 | 0.2728 |
| 153.0 | 1.5854 | 0.1068 | 0.1924 | 0.2201 |
| 171.0 | 1.6033 | 0.1426 | 0.2042 | 0.6742 |
Experiment comment: