Measurement E213M582
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 2.4 — 3.0 GeV2 | |
| W: | 1.85 — 1.875 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.8931 | 0.134 | 0.3339 | 0.4723 |
| 27.0 | 1.6239 | 0.0794 | 0.2242 | 0.328 |
| 45.0 | 1.5871 | 0.0804 | 0.2265 | 0.3161 |
| 63.0 | 1.6418 | 0.0978 | 0.2634 | 0.3756 |
| 81.0 | 2.1716 | 0.1384 | 0.3159 | 0.3449 |
| 99.0 | 2.949 | 0.1422 | 0.3747 | 0.4008 |
| 117.0 | 2.8083 | 0.1402 | 0.3623 | 0.3885 |
| 135.0 | 2.8054 | 0.1406 | 0.3566 | 0.5071 |
| 153.0 | 3.0961 | 0.1397 | 0.3729 | 0.5322 |
| 171.0 | 3.4063 | 0.1753 | 0.4504 | 0.6548 |
Experiment comment: