Measurement E213M1014
| 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: | 3.5 — 4.2 GeV2 | |
| W: | 1.6 — 1.625 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.324 | 0.0512 | 0.1436 | 0.2014 |
| 27.0 | 0.3814 | 0.0456 | 0.103 | 0.1475 |
| 45.0 | 0.5422 | 0.0514 | 0.1171 | 0.1279 |
| 63.0 | 0.5708 | 0.0597 | 0.1115 | 0.1265 |
| 81.0 | 0.729 | 0.0712 | 0.1332 | 0.151 |
| 99.0 | 0.9557 | 0.0769 | 0.1678 | 0.1846 |
| 117.0 | 1.0689 | 0.0784 | 0.1869 | 0.2026 |
| 135.0 | 1.1514 | 0.0796 | 0.1989 | 0.2142 |
| 153.0 | 1.2343 | 0.0926 | 0.2099 | 0.2294 |
| 171.0 | 1.0188 | 0.1151 | 0.2023 | 0.2327 |
Experiment comment: