Measurement E213M652
| 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: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.1141 | 0.1955 | 0.4633 | 0.5028 |
| 27.0 | 2.7021 | 0.1285 | 0.3379 | 0.3615 |
| 45.0 | 1.9172 | 0.0939 | 0.2715 | 0.2873 |
| 63.0 | 1.8349 | 0.0733 | 0.2738 | 0.2835 |
| 81.0 | 1.5725 | 0.1036 | 0.2596 | 0.2795 |
| 99.0 | 1.5658 | 0.0568 | 0.2622 | 0.2683 |
| 117.0 | 1.5064 | 0.0988 | 0.2487 | 0.2676 |
| 135.0 | 1.3903 | 0.071 | 0.2388 | 0.2492 |
| 153.0 | 1.7298 | 0.1003 | 0.26 | 0.2787 |
| 171.0 | 1.6246 | 0.1304 | 0.3268 | 0.3519 |
Experiment comment: