Measurement E213M915
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.4228 | 0.0476 | 0.0937 | 0.1051 |
| 27.0 | 0.4033 | 0.0867 | 0.0724 | 0.113 |
| 45.0 | 0.5979 | 0.0854 | 0.129 | 0.1547 |
| 63.0 | 0.7382 | 0.066 | 0.2057 | 0.216 |
| 81.0 | 1.0063 | 0.0828 | 0.2255 | 0.2402 |
| 99.0 | 1.334 | 0.1212 | 0.2467 | 0.2749 |
| 117.0 | 1.6221 | 0.112 | 0.27 | 0.2923 |
| 135.0 | 1.6586 | 0.1278 | 0.2746 | 0.3029 |
| 153.0 | 2.487 | 0.1245 | 0.3936 | 0.4128 |
| 171.0 | 3.4533 | 0.2557 | 0.4356 | 0.505 |
Experiment comment: