Measurement E213M1374
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 1.875 — 1.9 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.2098 | 0.0296 | 0.0803 | 0.0856 |
| 27.0 | 0.2053 | 0.026 | 0.0498 | 0.0562 |
| 45.0 | 0.3566 | 0.0502 | 0.0689 | 0.0852 |
| 63.0 | 0.4472 | 0.0536 | 0.1057 | 0.1185 |
| 81.0 | 0.6267 | 0.0668 | 0.1347 | 0.1504 |
| 99.0 | 0.9173 | 0.0535 | 0.1641 | 0.1726 |
| 117.0 | 0.9023 | 0.072 | 0.1653 | 0.1803 |
| 135.0 | 0.9514 | 0.0621 | 0.1766 | 0.1872 |
| 153.0 | 1.2169 | 0.1237 | 0.1957 | 0.2315 |
| 171.0 | 1.3171 | 0.1388 | 0.219 | 0.2593 |
Experiment comment: