Measurement E213M1322
| 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: | 1.75 — 1.775 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.301733 | 0.4359 | 0.0666 | 0.125 | 0.3873 |
| 0.346918 | 2.1237 | 0.2381 | 0.4499 | 0.6349 |
| 0.392102 | 2.4557 | 0.2351 | 0.494 | 0.6994 |
| 0.437287 | 2.5896 | 0.2533 | 0.5206 | 0.5789 |
| 0.482472 | 2.6673 | 0.2549 | 0.5368 | 0.5942 |
| 0.527657 | 2.6049 | 0.2568 | 0.5167 | 0.577 |
| 0.572842 | 2.4689 | 0.2089 | 0.5154 | 0.5562 |
| 0.618027 | 3.4586 | 0.4188 | 0.5966 | 0.7289 |
| 0.663211 | 3.6822 | 0.3283 | 0.519 | 0.6141 |
| 0.708396 | 4.1867 | 0.3613 | 0.4858 | 0.6909 |
| 0.753581 | 4.9162 | 0.3285 | 0.5261 | 0.7457 |
| 0.798766 | 1.9908 | 0.1602 | 0.213 | 1.1796 |
| 0.843951 | 0.0177 | 0.0035 | 0.0082 | 0.0089 |
| 0.889136 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: