Measurement E213M310
| 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: | 1.825 — 1.85 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.1738 | 0.2923 | 0.6431 | 0.7064 |
| 27.0 | 3.46 | 0.1623 | 0.4609 | 0.4887 |
| 45.0 | 3.2188 | 0.1436 | 0.4507 | 0.473 |
| 63.0 | 3.4715 | 0.1364 | 0.4772 | 0.4963 |
| 81.0 | 3.2231 | 0.1315 | 0.4558 | 0.4744 |
| 99.0 | 3.3878 | 0.1587 | 0.4699 | 0.496 |
| 117.0 | 2.5873 | 0.1506 | 0.3972 | 0.4248 |
| 135.0 | 2.6199 | 0.1328 | 0.3916 | 0.4135 |
| 153.0 | 2.7109 | 0.1425 | 0.3711 | 0.3976 |
| 171.0 | 3.1706 | 0.2596 | 0.5706 | 0.6269 |
Experiment comment: