Measurement E213M953
| 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: | 1.45 — 1.475 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.291911 | 0.6791 | 0.101 | 0.1849 | 2.1091 |
| 0.317453 | 3.3816 | 0.4294 | 0.6598 | 0.7873 |
| 0.342995 | 1.4902 | 2.3925 | 0.4418 | 2.433 |
| 0.368537 | 3.6125 | 0.3874 | 0.6225 | 0.7332 |
| 0.394079 | 3.8764 | 0.3337 | 0.584 | 0.6726 |
| 0.419621 | 5.0766 | 0.4427 | 0.6849 | 0.8155 |
| 0.445163 | 6.8201 | 0.5425 | 0.8271 | 0.9891 |
| 0.470705 | 6.6394 | 0.462 | 0.7342 | 0.8674 |
| 0.496247 | 7.321 | 0.5867 | 0.746 | 0.9491 |
| 0.521789 | 4.212 | 0.4982 | 0.4674 | 1.5695 |
| 0.547331 | 0.0058 | 0.0002 | 0.0035 | 0.0035 |
| 0.572873 | 0.0 | 0.0 | 0.0 | 0.0 |
| 0.598415 | 0.0 | 0.0 | 0.0 | 0.0 |
| 0.623957 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: