Measurement E213M1183
| 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: | 3.5 — 4.2 GeV2 | |
| W: | 2.075 — 2.1 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.5015 | 0.1851 | 0.2783 | 0.3342 |
| 27.0 | 1.3948 | 0.115 | 0.2358 | 0.2624 |
| 45.0 | 0.9307 | 0.0528 | 0.1765 | 0.1842 |
| 63.0 | 0.9805 | 0.0713 | 0.1861 | 0.1993 |
| 81.0 | 0.8934 | 0.073 | 0.1829 | 0.1969 |
| 99.0 | 0.727 | 0.0489 | 0.1682 | 0.1752 |
| 117.0 | 0.6933 | 0.0877 | 0.164 | 0.186 |
| 135.0 | 0.644 | 0.0518 | 0.1547 | 0.1632 |
| 153.0 | 0.8082 | 0.0942 | 0.1668 | 0.1916 |
| 171.0 | 0.4748 | 0.1364 | 0.1659 | 0.2148 |
Experiment comment: