Measurement E213M1373
| 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: | 1.875 — 1.9 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.2037 | 0.1495 | 0.1582 | 0.2177 |
| 27.0 | 0.9999 | 0.1051 | 0.1434 | 0.1778 |
| 45.0 | 0.8951 | 0.1078 | 0.1698 | 0.2012 |
| 63.0 | 0.7357 | 0.0473 | 0.134 | 0.1421 |
| 81.0 | 0.7622 | 0.0842 | 0.1248 | 0.1505 |
| 99.0 | 0.8489 | 0.069 | 0.1204 | 0.1387 |
| 117.0 | 0.6578 | 0.0423 | 0.0989 | 0.1076 |
| 135.0 | 0.3945 | 0.0984 | 0.0785 | 0.1258 |
| 153.0 | 0.4824 | 0.0742 | 0.1858 | 0.2001 |
| 171.0 | 0.6898 | 0.0022 | 0.4109 | 0.4109 |
Experiment comment: