Measurement E213M185
| 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: | 1.475 — 1.5 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.8196 | 0.3002 | 0.5257 | 0.7396 |
| 27.0 | 3.7886 | 0.1558 | 0.4645 | 0.6507 |
| 45.0 | 3.2663 | 0.1693 | 0.4178 | 0.4508 |
| 63.0 | 2.8924 | 0.1499 | 0.3881 | 0.416 |
| 81.0 | 2.8726 | 0.1107 | 0.3652 | 0.3816 |
| 99.0 | 2.5426 | 0.1823 | 0.3373 | 0.3835 |
| 117.0 | 2.8219 | 0.1914 | 0.4579 | 0.4963 |
| 135.0 | 2.5265 | 0.1862 | 0.7757 | 0.7977 |
| 153.0 | 2.7028 | 0.0408 | 1.6396 | 2.3196 |
| 171.0 | 2.5927 | 0.005 | 1.5901 | 2.2522 |
Experiment comment: