Measurement E213M1319
| 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: | 1.725 — 1.75 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.1806 | 0.1598 | 0.1352 | 0.2093 |
| 27.0 | 1.3265 | 0.1227 | 0.1414 | 0.1873 |
| 45.0 | 0.9721 | 0.1147 | 0.1123 | 0.1605 |
| 63.0 | 1.0815 | 0.1088 | 0.1269 | 0.1672 |
| 81.0 | 0.9593 | 0.084 | 0.1233 | 0.1492 |
| 99.0 | 0.9625 | 0.0662 | 0.1097 | 0.1281 |
| 117.0 | 0.836 | 0.0648 | 0.0968 | 0.1165 |
| 135.0 | 0.6199 | 0.074 | 0.0829 | 0.133 |
| 153.0 | 0.5878 | 0.0633 | 0.241 | 0.3569 |
| 171.0 | 0.871 | 0.0025 | 0.5131 | 0.7182 |
Experiment comment: