Measurement E213M1436
| 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: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.2782 | 0.1404 | 0.1882 | 0.2348 |
| 27.0 | 0.9173 | 0.0981 | 0.1854 | 0.2098 |
| 45.0 | 0.7712 | 0.0547 | 0.1884 | 0.1962 |
| 63.0 | 0.6415 | 0.0334 | 0.1682 | 0.1715 |
| 81.0 | 0.7343 | 0.0615 | 0.1306 | 0.1443 |
| 99.0 | 0.614 | 0.0425 | 0.1164 | 0.124 |
| 117.0 | 0.5123 | 0.0416 | 0.1049 | 0.1128 |
| 135.0 | 0.3472 | 0.0248 | 0.0948 | 0.098 |
| 153.0 | 0.4635 | 0.0801 | 0.1743 | 0.1918 |
| 171.0 | 0.6257 | 0.002 | 0.3711 | 0.3711 |
Experiment comment: