Measurement E213M647
| 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: | 2.4 — 3.0 GeV2 | |
| W: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.311554 | 0.336 | 0.0215 | 0.1505 | 0.152 |
| 0.376382 | 2.0171 | 0.1821 | 0.4499 | 0.4853 |
| 0.44121 | 2.5501 | 0.1557 | 0.5293 | 0.5517 |
| 0.506037 | 3.5244 | 0.2026 | 0.639 | 0.6704 |
| 0.570865 | 3.3227 | 0.5276 | 0.6481 | 0.8357 |
| 0.635693 | 4.5679 | 0.2559 | 0.7892 | 0.8297 |
| 0.70052 | 7.0766 | 0.3598 | 1.173 | 1.2269 |
| 0.765348 | 9.7432 | 0.4138 | 1.5426 | 1.5971 |
| 0.830176 | 7.5627 | 0.3914 | 1.1912 | 1.2538 |
| 0.895003 | 5.8338 | 0.3378 | 0.838 | 0.9035 |
| 0.959831 | 4.3796 | 0.2563 | 0.6363 | 0.6859 |
| 1.024659 | 2.1135 | 0.1897 | 0.3509 | 0.3989 |
| 1.089486 | 1.0441 | 0.0899 | 0.1337 | 0.1612 |
| 1.154314 | 0.0002 | 0.001 | 0.0001 | 0.001 |
Experiment comment: