Measurement E213M770
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 1.65 — 1.675 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.1027 | 0.168 | 0.2175 | 0.6552 |
| 27.0 | 1.8377 | 0.1049 | 0.1773 | 0.249 |
| 45.0 | 1.5199 | 0.1603 | 0.1572 | 0.2245 |
| 63.0 | 1.3178 | 0.2516 | 0.1387 | 0.2873 |
| 81.0 | 1.5619 | 0.081 | 0.1555 | 0.1754 |
| 99.0 | 1.5275 | 0.0783 | 0.1524 | 0.1713 |
| 117.0 | 1.6167 | 0.0846 | 0.1598 | 0.1809 |
| 135.0 | 1.3549 | 0.1488 | 0.17 | 0.2259 |
| 153.0 | 1.2175 | 0.0979 | 0.517 | 0.7317 |
| 171.0 | 1.6842 | 0.0038 | 0.9769 | 1.3309 |
Experiment comment: