Measurement E213M194
| 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: | 1.5 — 1.525 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.6854 | 0.3002 | 0.4218 | 0.5954 |
| 27.0 | 3.5522 | 0.1517 | 0.3432 | 0.4914 |
| 45.0 | 3.1961 | 0.1495 | 0.3359 | 0.3677 |
| 63.0 | 2.7571 | 0.1264 | 0.3021 | 0.3275 |
| 81.0 | 2.9418 | 0.1147 | 0.2965 | 0.3179 |
| 99.0 | 2.9411 | 0.132 | 0.3039 | 0.3313 |
| 117.0 | 2.7019 | 0.1177 | 0.3469 | 0.3664 |
| 135.0 | 2.5683 | 0.1439 | 0.6421 | 0.9094 |
| 153.0 | 2.6315 | 0.0454 | 1.5229 | 2.1554 |
| 171.0 | 2.5551 | 0.0044 | 1.4988 | 2.1165 |
Experiment comment: