Measurement E213M265
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 1.7 — 1.725 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.919 | 0.5813 | 1.0179 | 1.1721 |
| 27.0 | 5.4524 | 0.2945 | 0.6819 | 0.7428 |
| 45.0 | 5.282 | 0.253 | 0.7106 | 0.7543 |
| 63.0 | 4.8414 | 0.1861 | 0.6759 | 0.701 |
| 81.0 | 4.6443 | 0.1778 | 0.6438 | 0.6679 |
| 99.0 | 4.056 | 0.183 | 0.5828 | 0.6109 |
| 117.0 | 4.148 | 0.1761 | 0.5659 | 0.5927 |
| 135.0 | 4.1356 | 0.1698 | 0.5352 | 0.5615 |
| 153.0 | 4.532 | 0.2164 | 0.5537 | 0.5945 |
| 171.0 | 4.6467 | 0.263 | 0.7908 | 0.8334 |
Experiment comment: