Measurement E213M1385
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 1.925 — 1.95 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.30709 | 0.5311 | 0.0835 | 0.1617 | 0.1819 |
| 0.362989 | 0.9776 | 0.1139 | 0.2998 | 0.3207 |
| 0.418888 | 1.4114 | 0.1196 | 0.3886 | 0.4066 |
| 0.474787 | 1.5689 | 0.1782 | 0.4101 | 0.4472 |
| 0.530686 | 1.6795 | 0.13 | 0.4242 | 0.4436 |
| 0.586586 | 1.8702 | 0.1691 | 0.4552 | 0.4856 |
| 0.642485 | 2.3372 | 0.2839 | 0.5461 | 0.6155 |
| 0.698384 | 3.0145 | 0.2167 | 0.6757 | 0.7095 |
| 0.754283 | 4.2109 | 0.3074 | 0.8528 | 0.9065 |
| 0.810182 | 3.1176 | 0.2197 | 0.6456 | 0.6819 |
| 0.866081 | 2.5258 | 0.2523 | 0.4795 | 0.5418 |
| 0.92198 | 1.3529 | 0.1567 | 0.2271 | 0.2759 |
| 0.977879 | 0.7383 | 0.121 | 0.1042 | 0.1597 |
| 1.033778 | 0.0005 | 0.0 | 0.0003 | 0.0003 |
Experiment comment: