Measurement E213M905
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 2.025 — 2.05 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.4056 | 0.1637 | 0.2715 | 0.317 |
| 27.0 | 2.3484 | 0.1535 | 0.2727 | 0.313 |
| 45.0 | 1.5178 | 0.1086 | 0.24 | 0.2634 |
| 63.0 | 1.6188 | 0.1547 | 0.2367 | 0.2828 |
| 81.0 | 1.6506 | 0.2289 | 0.2227 | 0.3194 |
| 99.0 | 1.4222 | 0.0814 | 0.2017 | 0.2175 |
| 117.0 | 1.2777 | 0.0856 | 0.1852 | 0.204 |
| 135.0 | 0.9512 | 0.0923 | 0.1704 | 0.1938 |
| 153.0 | 0.8466 | 0.0761 | 0.3076 | 0.3169 |
| 171.0 | 1.3472 | 0.0114 | 0.7837 | 0.7837 |
Experiment comment: