Measurement E213M1382
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 1.9 — 1.925 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.1668 | 0.1356 | 0.1395 | 0.1946 |
| 27.0 | 1.0168 | 0.0998 | 0.134 | 0.167 |
| 45.0 | 0.8339 | 0.0695 | 0.1637 | 0.1779 |
| 63.0 | 0.8964 | 0.0923 | 0.1447 | 0.1717 |
| 81.0 | 0.8067 | 0.0674 | 0.12 | 0.1376 |
| 99.0 | 0.6576 | 0.0661 | 0.0953 | 0.1159 |
| 117.0 | 0.5759 | 0.0466 | 0.0853 | 0.0972 |
| 135.0 | 0.5809 | 0.0903 | 0.0922 | 0.1291 |
| 153.0 | 0.4334 | 0.0491 | 0.1783 | 0.185 |
| 171.0 | 0.6908 | 0.0021 | 0.3995 | 0.3995 |
Experiment comment: