Measurement E213M980
| 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: | 1.525 — 1.55 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.291911 | 0.602 | 0.1058 | 0.2223 | 0.4627 |
| 0.317453 | 2.5225 | 0.3115 | 0.785 | 0.8445 |
| 0.342995 | 3.6408 | 0.4412 | 0.9294 | 1.0288 |
| 0.368537 | 3.5738 | 0.3981 | 0.8628 | 0.9502 |
| 0.394079 | 4.7032 | 0.4652 | 1.0287 | 1.129 |
| 0.419621 | 4.9625 | 0.7177 | 1.0207 | 1.2478 |
| 0.445163 | 5.555 | 0.5358 | 1.0632 | 1.1906 |
| 0.470705 | 4.9951 | 0.4748 | 0.9288 | 1.0431 |
| 0.496247 | 5.0626 | 0.3663 | 0.9114 | 0.9822 |
| 0.521789 | 7.2703 | 0.7727 | 1.239 | 1.4602 |
| 0.547331 | 7.3588 | 0.485 | 1.2126 | 1.306 |
| 0.572873 | 4.5405 | 0.3406 | 0.7429 | 4.4037 |
| 0.598415 | 1.9034 | 0.2071 | 0.3282 | 1.2509 |
| 0.623957 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: