Measurement E213M1124
| 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: | 1.925 — 1.95 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.30709 | 0.556 | 0.0637 | 0.1542 | 0.1669 |
| 0.362989 | 1.6302 | 0.1537 | 0.3747 | 0.405 |
| 0.418888 | 1.966 | 0.1352 | 0.4578 | 0.4774 |
| 0.474787 | 2.3172 | 0.1992 | 0.475 | 0.5151 |
| 0.530686 | 2.3153 | 0.1959 | 0.4778 | 0.5164 |
| 0.586586 | 2.6956 | 0.1802 | 0.5091 | 0.5401 |
| 0.642485 | 2.9109 | 0.2162 | 0.5504 | 0.5913 |
| 0.698384 | 4.638 | 0.4207 | 0.7545 | 0.8638 |
| 0.754283 | 6.6589 | 0.5417 | 0.9559 | 1.0988 |
| 0.810182 | 4.6703 | 0.4109 | 0.7166 | 0.8261 |
| 0.866081 | 2.9815 | 0.2202 | 0.4843 | 0.532 |
| 0.92198 | 1.8585 | 0.2045 | 0.2151 | 0.2968 |
| 0.977879 | 0.6973 | 0.0743 | 0.0801 | 0.1092 |
| 1.033778 | 0.0007 | 0.0 | 0.0004 | 0.0004 |
Experiment comment: