Measurement E213M1070
| 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: | 1.775 — 1.8 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.301733 | 0.6469 | 0.1858 | 0.152 | 0.24 |
| 0.346918 | 3.3038 | 0.3553 | 0.5291 | 0.6373 |
| 0.392102 | 3.967 | 0.4146 | 0.572 | 0.7064 |
| 0.437287 | 3.9258 | 0.3238 | 0.5424 | 0.6317 |
| 0.482472 | 3.635 | 0.3404 | 0.5248 | 0.6256 |
| 0.527657 | 3.9519 | 0.408 | 0.5525 | 0.6868 |
| 0.572842 | 4.5681 | 0.4296 | 0.6243 | 0.7579 |
| 0.618027 | 4.4437 | 0.4313 | 0.6347 | 0.7674 |
| 0.663211 | 4.8344 | 0.4073 | 0.6044 | 0.7289 |
| 0.708396 | 6.8329 | 0.5171 | 0.6451 | 0.8268 |
| 0.753581 | 7.3458 | 0.4309 | 0.6527 | 0.7821 |
| 0.798766 | 4.074 | 0.2834 | 0.3593 | 0.4576 |
| 0.843951 | 1.0963 | 0.1039 | 0.1044 | 0.1473 |
| 0.889136 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: