Measurement E213M806
| 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: | 1.75 — 1.775 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.7291 | 0.1419 | 0.1842 | 0.2326 |
| 27.0 | 1.9715 | 0.1078 | 0.1971 | 0.2793 |
| 45.0 | 1.9402 | 0.1285 | 0.1991 | 0.2883 |
| 63.0 | 1.6963 | 0.096 | 0.1803 | 0.2043 |
| 81.0 | 1.934 | 0.1045 | 0.2027 | 0.2281 |
| 99.0 | 1.778 | 0.0886 | 0.1855 | 0.2056 |
| 117.0 | 1.773 | 0.0744 | 0.1876 | 0.2018 |
| 135.0 | 1.518 | 0.1271 | 0.2017 | 0.2891 |
| 153.0 | 1.2001 | 0.1456 | 0.4555 | 0.6442 |
| 171.0 | 1.5924 | 0.0031 | 0.9301 | 1.3175 |
Experiment comment: