Measurement E213M519
| 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: | 2.4 — 3.0 GeV2 | |
| W: | 1.675 — 1.7 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.6608 | 0.1295 | 0.4058 | 1.088 |
| 27.0 | 1.8221 | 0.0915 | 0.285 | 0.4076 |
| 45.0 | 1.9305 | 0.0801 | 0.2736 | 0.2851 |
| 63.0 | 2.024 | 0.0838 | 0.2851 | 0.2972 |
| 81.0 | 2.59 | 0.1281 | 0.3636 | 0.3855 |
| 99.0 | 3.1193 | 0.1627 | 0.4114 | 0.4424 |
| 117.0 | 2.9723 | 0.1294 | 0.3986 | 0.4191 |
| 135.0 | 3.0142 | 0.1218 | 0.3926 | 0.411 |
| 153.0 | 2.8967 | 0.1466 | 0.3643 | 0.5169 |
| 171.0 | 2.5785 | 0.1913 | 0.3846 | 0.5486 |
Experiment comment: