Measurement E213M841
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(π−))) | |
| Q2: | 3.0 — 3.5 GeV2 | |
| W: | 1.85 — 1.875 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.1333 | 0.2423 | 0.3336 | 0.4123 |
| 27.0 | 1.8295 | 0.2349 | 0.2435 | 0.3383 |
| 45.0 | 1.9345 | 0.1417 | 0.2639 | 0.2995 |
| 63.0 | 2.037 | 0.1124 | 0.2756 | 0.2977 |
| 81.0 | 1.749 | 0.0898 | 0.2465 | 0.2623 |
| 99.0 | 1.799 | 0.1347 | 0.2485 | 0.2827 |
| 117.0 | 1.3578 | 0.0957 | 0.1968 | 0.2188 |
| 135.0 | 1.4549 | 0.1179 | 0.1869 | 0.221 |
| 153.0 | 1.3801 | 0.1356 | 0.1714 | 0.2185 |
| 171.0 | 1.4069 | 0.1535 | 0.2156 | 0.2647 |
Experiment comment: