Measurement E213M1310
| 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: | 1.7 — 1.725 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.514 | 0.1732 | 0.2004 | 0.2648 |
| 27.0 | 1.3263 | 0.1286 | 0.1649 | 0.2091 |
| 45.0 | 1.1757 | 0.1348 | 0.1513 | 0.2026 |
| 63.0 | 1.1002 | 0.0963 | 0.1486 | 0.1771 |
| 81.0 | 1.0332 | 0.0784 | 0.1487 | 0.1681 |
| 99.0 | 0.9395 | 0.0658 | 0.123 | 0.1395 |
| 117.0 | 1.0186 | 0.0735 | 0.1264 | 0.1462 |
| 135.0 | 0.7271 | 0.0844 | 0.1057 | 0.1557 |
| 153.0 | 0.8256 | 0.1074 | 0.3251 | 0.4685 |
| 171.0 | 1.0231 | 0.0031 | 0.6114 | 0.8659 |
Experiment comment: