Measurement E213M1427
| 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: | 2.025 — 2.05 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.1372 | 0.1498 | 0.1536 | 0.2145 |
| 27.0 | 1.051 | 0.117 | 0.1726 | 0.2085 |
| 45.0 | 0.846 | 0.0676 | 0.187 | 0.1989 |
| 63.0 | 0.794 | 0.049 | 0.1746 | 0.1814 |
| 81.0 | 0.7096 | 0.0601 | 0.1182 | 0.1326 |
| 99.0 | 0.5653 | 0.05 | 0.1028 | 0.1143 |
| 117.0 | 0.5561 | 0.0362 | 0.1005 | 0.1069 |
| 135.0 | 0.3807 | 0.0479 | 0.0907 | 0.1026 |
| 153.0 | 0.3845 | 0.0503 | 0.162 | 0.1697 |
| 171.0 | 0.646 | 0.0021 | 0.3746 | 0.3746 |
Experiment comment: