Measurement E213M590
| 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: | 1.875 — 1.9 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.6991 | 0.2016 | 0.3369 | 0.4727 |
| 27.0 | 2.9518 | 0.1381 | 0.3497 | 0.5005 |
| 45.0 | 2.4462 | 0.1509 | 0.3217 | 0.4544 |
| 63.0 | 2.3438 | 0.1057 | 0.299 | 0.3171 |
| 81.0 | 2.4549 | 0.1252 | 0.318 | 0.3418 |
| 99.0 | 2.5855 | 0.0836 | 0.3198 | 0.3306 |
| 117.0 | 2.4934 | 0.0968 | 0.3151 | 0.3296 |
| 135.0 | 1.7776 | 0.0924 | 0.3011 | 0.4267 |
| 153.0 | 1.397 | 0.0769 | 0.5815 | 0.8262 |
| 171.0 | 2.1742 | 0.0038 | 1.2945 | 1.8302 |
Experiment comment: