Measurement E213M833
| 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: | 1.825 — 1.85 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.9102 | 0.1383 | 0.2611 | 0.2954 |
| 27.0 | 2.0554 | 0.1264 | 0.2696 | 0.2978 |
| 45.0 | 1.6582 | 0.1367 | 0.2396 | 0.2758 |
| 63.0 | 1.4691 | 0.0915 | 0.212 | 0.2309 |
| 81.0 | 1.712 | 0.1829 | 0.2437 | 0.3047 |
| 99.0 | 1.6114 | 0.0864 | 0.2248 | 0.2409 |
| 117.0 | 1.6036 | 0.0788 | 0.2255 | 0.2389 |
| 135.0 | 1.1322 | 0.0929 | 0.2124 | 0.2318 |
| 153.0 | 0.8805 | 0.0598 | 0.4072 | 0.5777 |
| 171.0 | 1.41 | 0.0029 | 0.8538 | 1.2068 |
Experiment comment: