Measurement E213M338
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 1.9 — 1.925 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.2713 | 0.2682 | 0.5258 | 0.7453 |
| 27.0 | 4.2704 | 0.215 | 0.5221 | 0.7404 |
| 45.0 | 3.0006 | 0.2136 | 0.4259 | 0.6078 |
| 63.0 | 2.9388 | 0.1226 | 0.4006 | 0.568 |
| 81.0 | 3.3073 | 0.1768 | 0.4408 | 0.6276 |
| 99.0 | 3.2578 | 0.1031 | 0.4275 | 0.6015 |
| 117.0 | 3.1851 | 0.128 | 0.4275 | 0.6049 |
| 135.0 | 2.6415 | 0.1787 | 0.4538 | 0.6452 |
| 153.0 | 1.7893 | 0.1491 | 0.6857 | 0.9721 |
| 171.0 | 2.8671 | 0.0811 | 1.6835 | 2.3791 |
Experiment comment: