Measurement E213M554
| 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: | 2.4 — 3.0 GeV2 | |
| W: | 1.775 — 1.8 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.4504 | 0.1539 | 0.3133 | 0.4435 |
| 27.0 | 2.5658 | 0.1108 | 0.3182 | 0.4448 |
| 45.0 | 2.5087 | 0.1366 | 0.3214 | 0.4582 |
| 63.0 | 2.3148 | 0.1023 | 0.2979 | 0.315 |
| 81.0 | 2.4289 | 0.1156 | 0.3131 | 0.3338 |
| 99.0 | 2.4572 | 0.1087 | 0.3116 | 0.33 |
| 117.0 | 2.4157 | 0.0805 | 0.3144 | 0.3245 |
| 135.0 | 1.9319 | 0.1081 | 0.3338 | 0.4751 |
| 153.0 | 1.5844 | 0.1807 | 0.6281 | 0.8901 |
| 171.0 | 2.0965 | 0.0029 | 1.2581 | 1.7826 |
Experiment comment: