Measurement E213M492
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 2.4 — 3.0 GeV2 | |
| W: | 1.6 — 1.625 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.8394 | 0.1009 | 0.2873 | 1.1378 |
| 27.0 | 0.841 | 0.0759 | 0.1919 | 0.2742 |
| 45.0 | 0.8585 | 0.0622 | 0.1723 | 0.2581 |
| 63.0 | 1.2525 | 0.0722 | 0.212 | 0.2239 |
| 81.0 | 1.5149 | 0.0882 | 0.2476 | 0.2629 |
| 99.0 | 1.75 | 0.1263 | 0.2836 | 0.3105 |
| 117.0 | 2.1572 | 0.1057 | 0.3327 | 0.3491 |
| 135.0 | 2.2195 | 0.1107 | 0.3403 | 0.3578 |
| 153.0 | 2.4819 | 0.1107 | 0.3578 | 0.3745 |
| 171.0 | 2.3026 | 0.1608 | 0.3836 | 0.4159 |
Experiment comment: