Measurement E213M312
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 1.825 — 1.85 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.3558 | 0.1882 | 0.5558 | 0.7877 |
| 27.0 | 2.3189 | 0.1173 | 0.3482 | 0.4918 |
| 45.0 | 1.9253 | 0.0808 | 0.3209 | 0.3309 |
| 63.0 | 1.9862 | 0.2228 | 0.4218 | 0.477 |
| 81.0 | 2.8133 | 0.1264 | 0.4468 | 0.4643 |
| 99.0 | 3.2771 | 0.2404 | 0.4399 | 0.5013 |
| 117.0 | 3.6229 | 0.1546 | 0.4855 | 0.5095 |
| 135.0 | 3.4155 | 0.1461 | 0.4685 | 0.6751 |
| 153.0 | 4.0831 | 0.2029 | 0.5015 | 0.7102 |
| 171.0 | 4.2403 | 0.2595 | 0.614 | 0.8722 |
Experiment comment: