Measurement E213M1300
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 1.675 — 1.7 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.7676 | 0.1076 | 0.2315 | 0.2553 |
| 27.0 | 1.1665 | 0.136 | 0.1861 | 0.2305 |
| 45.0 | 1.0168 | 0.0859 | 0.1579 | 0.1798 |
| 63.0 | 1.0227 | 0.1087 | 0.1512 | 0.1863 |
| 81.0 | 0.8203 | 0.0635 | 0.1264 | 0.1415 |
| 99.0 | 0.6579 | 0.0751 | 0.1065 | 0.1303 |
| 117.0 | 0.6276 | 0.055 | 0.0974 | 0.1118 |
| 135.0 | 0.6035 | 0.0548 | 0.0906 | 0.1059 |
| 153.0 | 0.7337 | 0.0774 | 0.1082 | 0.133 |
| 171.0 | 0.6254 | 0.0789 | 0.1642 | 0.1821 |
Experiment comment: