Measurement E213M267
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 1.7 — 1.725 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.7981 | 0.2256 | 1.052 | 1.0759 |
| 27.0 | 3.7367 | 0.1668 | 0.5802 | 0.6037 |
| 45.0 | 3.4068 | 0.1297 | 0.4949 | 0.5116 |
| 63.0 | 3.6044 | 0.1533 | 0.6134 | 0.6323 |
| 81.0 | 4.7776 | 0.2244 | 0.7356 | 0.7691 |
| 99.0 | 5.5549 | 0.2094 | 0.7682 | 0.7962 |
| 117.0 | 5.2495 | 0.1948 | 0.6877 | 0.7148 |
| 135.0 | 5.132 | 0.2174 | 0.6742 | 0.7084 |
| 153.0 | 4.9531 | 0.2461 | 0.6348 | 0.6808 |
| 171.0 | 5.0456 | 0.3078 | 0.6733 | 0.7403 |
Experiment comment: