Measurement E213M843
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 3.0 — 3.5 GeV2 | |
| W: | 1.85 — 1.875 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.9213 | 0.0844 | 0.1961 | 0.2135 |
| 27.0 | 1.0412 | 0.0623 | 0.1501 | 0.1626 |
| 45.0 | 0.9968 | 0.0568 | 0.1453 | 0.156 |
| 63.0 | 1.2119 | 0.1066 | 0.1872 | 0.2154 |
| 81.0 | 1.6554 | 0.1439 | 0.2471 | 0.2859 |
| 99.0 | 2.0743 | 0.1407 | 0.2698 | 0.3043 |
| 117.0 | 2.3407 | 0.1523 | 0.3015 | 0.3377 |
| 135.0 | 1.8136 | 0.1774 | 0.2435 | 0.3013 |
| 153.0 | 2.2816 | 0.1791 | 0.2839 | 0.3357 |
| 171.0 | 2.4943 | 0.1797 | 0.3221 | 0.3688 |
Experiment comment: