Measurement E213M872
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 1.95 — 1.975 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.30709 | 0.5346 | 0.0702 | 0.1484 | 0.6865 |
| 0.362989 | 2.1695 | 0.1967 | 0.4438 | 0.4854 |
| 0.418888 | 2.5676 | 0.24 | 0.558 | 0.6074 |
| 0.474787 | 2.6224 | 0.1678 | 0.5622 | 0.5868 |
| 0.530686 | 3.3815 | 0.224 | 0.6378 | 0.676 |
| 0.586586 | 3.5312 | 0.2662 | 0.6459 | 0.6986 |
| 0.642485 | 5.0088 | 0.427 | 0.7778 | 0.8873 |
| 0.698384 | 7.5769 | 0.5968 | 1.0073 | 1.1708 |
| 0.754283 | 9.9316 | 0.6627 | 1.1862 | 1.3588 |
| 0.810182 | 7.0802 | 0.6211 | 0.8729 | 1.2332 |
| 0.866081 | 4.9567 | 0.3936 | 0.7344 | 1.038 |
| 0.92198 | 2.9272 | 0.3263 | 0.3777 | 0.5403 |
| 0.977879 | 1.2854 | 0.1149 | 0.141 | 1.7207 |
| 1.033778 | 0.1254 | 0.029 | 0.0222 | 0.0365 |
Experiment comment: