Measurement E213M410
| 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: | 2.1 — 2.125 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.0883 | 0.2634 | 0.4976 | 0.563 |
| 27.0 | 3.2866 | 0.1881 | 0.512 | 0.5455 |
| 45.0 | 2.7855 | 0.1443 | 0.4236 | 0.4475 |
| 63.0 | 2.3226 | 0.1136 | 0.4002 | 0.416 |
| 81.0 | 2.1106 | 0.0814 | 0.329 | 0.3389 |
| 99.0 | 2.0809 | 0.0787 | 0.3318 | 0.341 |
| 117.0 | 2.1894 | 0.1049 | 0.3616 | 0.3765 |
| 135.0 | 1.7676 | 0.0986 | 0.3635 | 0.3766 |
| 153.0 | 1.418 | 0.0935 | 0.5332 | 0.5413 |
| 171.0 | 2.1715 | 0.0677 | 1.2336 | 1.2355 |
Experiment comment: