Measurement E213M1283
| 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: | 1.625 — 1.65 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.812 | 0.1363 | 0.1172 | 0.3562 |
| 27.0 | 0.7963 | 0.083 | 0.1009 | 0.1591 |
| 45.0 | 0.6558 | 0.0784 | 0.089 | 0.1327 |
| 63.0 | 0.5259 | 0.051 | 0.0781 | 0.0933 |
| 81.0 | 0.5735 | 0.0561 | 0.0781 | 0.0962 |
| 99.0 | 0.489 | 0.0415 | 0.0703 | 0.0816 |
| 117.0 | 0.4686 | 0.0401 | 0.0637 | 0.0753 |
| 135.0 | 0.4822 | 0.0442 | 0.0687 | 0.1011 |
| 153.0 | 0.3616 | 0.0268 | 0.1927 | 0.2754 |
| 171.0 | 0.567 | 0.0024 | 0.3395 | 0.4752 |
Experiment comment: