Measurement E213M620
| 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: | 1.975 — 2.0 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.30709 | 0.3853 | 0.0332 | 0.1642 | 1.2441 |
| 0.362989 | 2.183 | 0.2003 | 0.5309 | 0.7504 |
| 0.418888 | 3.7972 | 0.2282 | 0.7517 | 1.0677 |
| 0.474787 | 3.4865 | 0.2006 | 0.7024 | 0.992 |
| 0.530686 | 3.9465 | 0.2022 | 0.8051 | 0.8301 |
| 0.586586 | 4.7936 | 0.2147 | 0.9371 | 0.9614 |
| 0.642485 | 5.7144 | 0.263 | 1.03 | 1.063 |
| 0.698384 | 9.6672 | 0.503 | 1.4522 | 1.5368 |
| 0.754283 | 13.2592 | 0.5207 | 1.6314 | 2.3066 |
| 0.810182 | 11.205 | 0.675 | 1.2922 | 1.8294 |
| 0.866081 | 6.8415 | 0.426 | 0.9076 | 1.2824 |
| 0.92198 | 4.0545 | 0.2388 | 0.6521 | 0.9269 |
| 0.977879 | 2.333 | 0.1934 | 0.2926 | 1.2287 |
| 1.033778 | 0.5494 | 0.054 | 0.0717 | 0.0898 |
Experiment comment: