Measurement E213M1097
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/dM(π+,π−) | |
| Q2: | 3.5 — 4.2 GeV2 | |
| W: | 1.85 — 1.875 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.30709 | 0.8503 | 0.0965 | 0.2028 | 0.2246 |
| 0.362989 | 2.9111 | 0.2249 | 0.6337 | 0.6724 |
| 0.418888 | 3.2199 | 0.2866 | 0.6395 | 0.7008 |
| 0.474787 | 2.6798 | 0.308 | 0.5409 | 0.6225 |
| 0.530686 | 3.1347 | 0.3382 | 0.5608 | 0.6549 |
| 0.586586 | 3.774 | 0.3308 | 0.6248 | 0.707 |
| 0.642485 | 3.8186 | 0.287 | 0.6303 | 0.6926 |
| 0.698384 | 5.2836 | 0.3449 | 0.8389 | 0.907 |
| 0.754283 | 7.4238 | 0.7804 | 1.1003 | 1.349 |
| 0.810182 | 5.3949 | 0.3437 | 0.6659 | 0.7493 |
| 0.866081 | 2.8881 | 0.3373 | 0.3456 | 0.4829 |
| 0.92198 | 0.5137 | 0.0652 | 0.0698 | 0.0955 |
| 0.977879 | 0.0 | 0.0 | 0.0 | 0.0 |
| 1.033778 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: