Measurement E213M1419
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 2.0 — 2.025 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.1858 | 0.0281 | 0.0656 | 0.0713 |
| 27.0 | 0.1298 | 0.0183 | 0.0435 | 0.0472 |
| 45.0 | 0.2221 | 0.0166 | 0.0925 | 0.094 |
| 63.0 | 0.3226 | 0.0296 | 0.1025 | 0.1067 |
| 81.0 | 0.5087 | 0.0326 | 0.1174 | 0.1218 |
| 99.0 | 0.7875 | 0.0466 | 0.1443 | 0.1516 |
| 117.0 | 0.8442 | 0.0661 | 0.1496 | 0.1635 |
| 135.0 | 0.9427 | 0.0946 | 0.1643 | 0.1896 |
| 153.0 | 1.1422 | 0.0776 | 0.1931 | 0.2081 |
| 171.0 | 1.2037 | 0.1476 | 0.224 | 0.2683 |
Experiment comment: