Measurement E213M743
| 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: | 1.575 — 1.6 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.1827 | 0.1292 | 0.1308 | 0.3542 |
| 27.0 | 1.1496 | 0.0814 | 0.1204 | 0.1857 |
| 45.0 | 1.3779 | 0.1187 | 0.1438 | 0.2069 |
| 63.0 | 1.0182 | 0.0692 | 0.1124 | 0.132 |
| 81.0 | 0.829 | 0.0799 | 0.0947 | 0.1239 |
| 99.0 | 1.028 | 0.0703 | 0.1118 | 0.132 |
| 117.0 | 1.0414 | 0.0573 | 0.1132 | 0.1268 |
| 135.0 | 0.8538 | 0.0703 | 0.112 | 0.2382 |
| 153.0 | 0.868 | 0.0873 | 0.3955 | 0.4948 |
| 171.0 | 1.0024 | 0.0028 | 0.588 | 1.0041 |
Experiment comment: