Measurement E213M1023
| 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: | 3.5 — 4.2 GeV2 | |
| W: | 1.625 — 1.65 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.4232 | 0.0554 | 0.1439 | 0.2118 |
| 27.0 | 0.3699 | 0.0369 | 0.0822 | 0.1168 |
| 45.0 | 0.5536 | 0.0524 | 0.0848 | 0.0997 |
| 63.0 | 0.7196 | 0.0703 | 0.0901 | 0.1143 |
| 81.0 | 0.942 | 0.0639 | 0.1081 | 0.1256 |
| 99.0 | 1.1076 | 0.0898 | 0.1213 | 0.151 |
| 117.0 | 1.1281 | 0.074 | 0.127 | 0.147 |
| 135.0 | 1.1491 | 0.0876 | 0.1258 | 0.1792 |
| 153.0 | 1.1475 | 0.0798 | 0.1236 | 0.1792 |
| 171.0 | 1.0955 | 0.1256 | 0.1474 | 0.2072 |
Experiment comment: