Measurement E213M715
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 1.5 — 1.525 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.7315 | 0.2482 | 0.34 | 0.4867 |
| 27.0 | 1.7996 | 0.1514 | 0.2618 | 0.37 |
| 45.0 | 1.3309 | 0.0915 | 0.1999 | 0.2198 |
| 63.0 | 1.1701 | 0.0802 | 0.1691 | 0.1872 |
| 81.0 | 1.0641 | 0.0701 | 0.1539 | 0.1692 |
| 99.0 | 0.8183 | 0.0573 | 0.1237 | 0.1363 |
| 117.0 | 1.1175 | 0.0682 | 0.1608 | 0.1747 |
| 135.0 | 1.2016 | 0.0773 | 0.1734 | 0.1898 |
| 153.0 | 1.2701 | 0.0913 | 0.1878 | 0.268 |
| 171.0 | 1.3381 | 0.1426 | 0.2451 | 0.3449 |
Experiment comment: