Measurement E213M645
| 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: | 2.025 — 2.05 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.0831 | 0.0783 | 0.1949 | 0.21 |
| 27.0 | 1.1423 | 0.0579 | 0.1599 | 0.17 |
| 45.0 | 1.0711 | 0.074 | 0.2145 | 0.2269 |
| 63.0 | 1.2265 | 0.0653 | 0.2923 | 0.2995 |
| 81.0 | 1.5136 | 0.0858 | 0.2312 | 0.2467 |
| 99.0 | 1.8419 | 0.0837 | 0.286 | 0.298 |
| 117.0 | 2.291 | 0.0999 | 0.3589 | 0.3725 |
| 135.0 | 2.5421 | 0.1105 | 0.3746 | 0.3905 |
| 153.0 | 3.8636 | 0.1841 | 0.502 | 0.5347 |
| 171.0 | 4.4591 | 0.2614 | 0.5746 | 0.6313 |
Experiment comment: