Measurement E213M346
| 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: | 1.925 — 1.95 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.2356 | 0.3182 | 0.6185 | 0.6956 |
| 27.0 | 4.0306 | 0.2094 | 0.4499 | 0.4962 |
| 45.0 | 2.8675 | 0.5544 | 0.3682 | 0.6656 |
| 63.0 | 3.0341 | 0.1494 | 0.3983 | 0.4254 |
| 81.0 | 3.1689 | 0.1167 | 0.4146 | 0.4307 |
| 99.0 | 2.6692 | 0.1568 | 0.3686 | 0.4006 |
| 117.0 | 2.4942 | 0.1098 | 0.3534 | 0.3701 |
| 135.0 | 2.6732 | 0.1355 | 0.3788 | 0.5334 |
| 153.0 | 2.7433 | 0.1323 | 0.351 | 1.1854 |
| 171.0 | 3.7881 | 0.2928 | 0.5664 | 1.4114 |
Experiment comment: