Measurement E213M1169
| 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: | 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 | 0.3778 | 0.0597 | 0.1064 | 0.122 |
| 0.376382 | 0.7118 | 0.0733 | 0.1983 | 0.2114 |
| 0.44121 | 1.2376 | 0.1109 | 0.2918 | 0.3122 |
| 0.506037 | 1.4288 | 0.1107 | 0.3224 | 0.3409 |
| 0.570865 | 2.0749 | 0.1833 | 0.4137 | 0.4524 |
| 0.635693 | 2.1882 | 0.1459 | 0.4834 | 0.505 |
| 0.70052 | 3.446 | 0.1813 | 0.7505 | 0.7721 |
| 0.765348 | 4.5869 | 0.2375 | 0.9416 | 0.9711 |
| 0.830176 | 3.2435 | 0.2419 | 0.7147 | 0.7546 |
| 0.895003 | 2.2922 | 0.1675 | 0.5171 | 0.5436 |
| 0.959831 | 2.3653 | 0.1941 | 0.4486 | 0.4888 |
| 1.024659 | 1.1712 | 0.0964 | 0.2405 | 0.2591 |
| 1.089486 | 0.7437 | 0.1049 | 0.1048 | 0.1483 |
| 1.154314 | 0.0001 | 0.0011 | 0.0001 | 0.0011 |
Experiment comment: