Measurement E213M301
| 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: | 1.8 — 1.825 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.5872 | 0.2951 | 0.631 | 0.8953 |
| 27.0 | 3.4927 | 0.1684 | 0.4203 | 0.6002 |
| 45.0 | 3.7632 | 0.2114 | 0.464 | 0.5099 |
| 63.0 | 3.8578 | 0.1628 | 0.4782 | 0.5052 |
| 81.0 | 3.9337 | 0.162 | 0.4847 | 0.5111 |
| 99.0 | 3.0841 | 0.1267 | 0.4113 | 0.4304 |
| 117.0 | 2.9645 | 0.1369 | 0.3971 | 0.42 |
| 135.0 | 2.8442 | 0.158 | 0.3727 | 0.4048 |
| 153.0 | 2.8857 | 0.1531 | 0.3459 | 0.4943 |
| 171.0 | 3.0787 | 0.2244 | 0.5126 | 0.7333 |
Experiment comment: