Measurement E213M447
| 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: | 1.475 — 1.5 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.8507 | 0.1015 | 0.2795 | 0.2973 |
| 27.0 | 0.9905 | 0.0804 | 0.2011 | 0.2166 |
| 45.0 | 1.015 | 0.0685 | 0.1899 | 0.2019 |
| 63.0 | 1.1184 | 0.1663 | 0.1741 | 0.2408 |
| 81.0 | 1.1571 | 0.2075 | 0.161 | 0.2626 |
| 99.0 | 1.6218 | 0.0727 | 0.2083 | 0.2206 |
| 117.0 | 1.8355 | 0.079 | 0.2275 | 0.2408 |
| 135.0 | 1.9247 | 0.0863 | 0.2367 | 0.3344 |
| 153.0 | 2.3728 | 0.1111 | 0.2921 | 0.3603 |
| 171.0 | 2.1477 | 0.1886 | 0.3312 | 0.3812 |
Experiment comment: