Measurement E213M555
| 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: | 1.775 — 1.8 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.8753 | 0.1288 | 0.3673 | 0.5306 |
| 27.0 | 1.635 | 0.0786 | 0.2383 | 0.3444 |
| 45.0 | 1.5759 | 0.0698 | 0.2218 | 0.3194 |
| 63.0 | 1.5564 | 0.079 | 0.2499 | 0.3599 |
| 81.0 | 2.3015 | 0.112 | 0.3288 | 0.4602 |
| 99.0 | 2.9522 | 0.1365 | 0.376 | 0.4 |
| 117.0 | 2.9957 | 0.1194 | 0.3704 | 0.3892 |
| 135.0 | 2.6439 | 0.1143 | 0.3295 | 0.4694 |
| 153.0 | 2.4521 | 0.1251 | 0.308 | 0.4406 |
| 171.0 | 2.4532 | 0.1549 | 0.338 | 0.483 |
Experiment comment: