Measurement E213M1122
| 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: | 1.9 — 1.925 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.4106 | 0.0441 | 0.1168 | 0.1249 |
| 27.0 | 0.495 | 0.0416 | 0.0855 | 0.095 |
| 45.0 | 0.5803 | 0.0397 | 0.0941 | 0.1021 |
| 63.0 | 0.6944 | 0.1673 | 0.1437 | 0.2206 |
| 81.0 | 1.1048 | 0.0718 | 0.2004 | 0.2128 |
| 99.0 | 1.4786 | 0.1137 | 0.2173 | 0.2453 |
| 117.0 | 1.5836 | 0.1171 | 0.2313 | 0.2592 |
| 135.0 | 1.541 | 0.1083 | 0.2432 | 0.2662 |
| 153.0 | 1.7169 | 0.1502 | 0.2458 | 0.288 |
| 171.0 | 2.0747 | 0.1975 | 0.2819 | 0.3442 |
Experiment comment: