Measurement E213M1214
| 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: | 1.45 — 1.475 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.291911 | 0.6814 | 0.1511 | 0.2947 | 0.4213 |
| 0.317453 | 1.2823 | 0.1859 | 0.4151 | 0.8888 |
| 0.342995 | 2.587 | 0.375 | 0.6007 | 0.7082 |
| 0.368537 | 2.3601 | 0.3056 | 0.5744 | 0.6506 |
| 0.394079 | 2.6113 | 0.3805 | 0.5451 | 0.6648 |
| 0.419621 | 2.9923 | 0.3723 | 0.5892 | 0.697 |
| 0.445163 | 5.1387 | 0.6037 | 0.8421 | 1.0362 |
| 0.470705 | 5.0552 | 0.5244 | 0.7568 | 0.9207 |
| 0.496247 | 4.6623 | 0.5531 | 0.6746 | 1.6933 |
| 0.521789 | 1.4221 | 0.2139 | 0.2365 | 1.2367 |
| 0.547331 | 0.0017 | 0.0001 | 0.001 | 0.0011 |
| 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: