Measurement E213M726
| 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: | 1.525 — 1.55 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.4801 | 0.0699 | 0.1927 | 0.2776 |
| 27.0 | 0.4755 | 0.05 | 0.1196 | 0.1694 |
| 45.0 | 0.5889 | 0.0461 | 0.1195 | 0.1666 |
| 63.0 | 0.6504 | 0.046 | 0.1108 | 0.12 |
| 81.0 | 0.891 | 0.0876 | 0.1309 | 0.1576 |
| 99.0 | 1.1853 | 0.0699 | 0.1671 | 0.1811 |
| 117.0 | 1.3063 | 0.0721 | 0.1827 | 0.1964 |
| 135.0 | 1.191 | 0.084 | 0.1658 | 0.1858 |
| 153.0 | 1.3412 | 0.0881 | 0.1868 | 0.2651 |
| 171.0 | 1.3072 | 0.1395 | 0.2278 | 0.3234 |
Experiment comment: