Measurement E213M625
| 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: | 2.4 — 3.0 GeV2 | |
| W: | 1.975 — 2.0 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.1283 | 0.2134 | 0.4988 | 0.5425 |
| 27.0 | 2.6093 | 0.1138 | 0.3533 | 0.3712 |
| 45.0 | 2.3375 | 0.1061 | 0.3324 | 0.3489 |
| 63.0 | 2.0609 | 0.0886 | 0.3138 | 0.3261 |
| 81.0 | 2.133 | 0.0915 | 0.3206 | 0.3334 |
| 99.0 | 1.9473 | 0.0866 | 0.3032 | 0.3153 |
| 117.0 | 1.7842 | 0.0811 | 0.2755 | 0.2872 |
| 135.0 | 1.7713 | 0.0949 | 0.2771 | 0.2929 |
| 153.0 | 1.9912 | 0.1077 | 0.2804 | 0.3003 |
| 171.0 | 2.1577 | 0.1614 | 0.4111 | 0.4416 |
Experiment comment: