Measurement E213M239
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 1.625 — 1.65 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.3649 | 0.212 | 0.4069 | 0.5791 |
| 27.0 | 3.0889 | 0.1292 | 0.3337 | 0.4758 |
| 45.0 | 2.483 | 0.1344 | 0.3328 | 0.4717 |
| 63.0 | 2.6216 | 0.1136 | 0.3086 | 0.3288 |
| 81.0 | 2.7602 | 0.1155 | 0.3201 | 0.3403 |
| 99.0 | 2.7058 | 0.1124 | 0.3198 | 0.339 |
| 117.0 | 2.5652 | 0.1061 | 0.3295 | 0.3461 |
| 135.0 | 2.3288 | 0.1218 | 0.4768 | 0.4921 |
| 153.0 | 2.0708 | 0.0775 | 1.0882 | 1.5385 |
| 171.0 | 2.5418 | 0.0039 | 1.4973 | 2.1221 |
Experiment comment: