Measurement E213M195
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 2.0 — 2.4 GeV2 | |
| W: | 1.5 — 1.525 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.3907 | 0.1646 | 0.9989 | 1.0123 |
| 27.0 | 2.038 | 0.1153 | 0.5951 | 0.8418 |
| 45.0 | 2.0451 | 0.1163 | 0.4482 | 0.463 |
| 63.0 | 2.0889 | 0.1149 | 0.3292 | 0.3486 |
| 81.0 | 2.7324 | 0.1532 | 0.3494 | 0.3816 |
| 99.0 | 3.1961 | 0.1382 | 0.413 | 0.4355 |
| 117.0 | 3.2588 | 0.1351 | 0.4437 | 0.4638 |
| 135.0 | 3.5567 | 0.171 | 0.4222 | 0.4555 |
| 153.0 | 3.7054 | 0.169 | 0.3897 | 0.5516 |
| 171.0 | 3.9362 | 0.3006 | 0.6241 | 0.8802 |
Experiment comment: