Measurement E213M1239
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 1.5 — 1.525 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.3046 | 0.0476 | 0.1493 | 0.2171 |
| 27.0 | 0.2507 | 0.0334 | 0.0974 | 0.142 |
| 45.0 | 0.2726 | 0.0313 | 0.0907 | 0.136 |
| 63.0 | 0.3858 | 0.0444 | 0.1001 | 0.1095 |
| 81.0 | 0.5201 | 0.0638 | 0.1143 | 0.1309 |
| 99.0 | 0.5493 | 0.0515 | 0.1189 | 0.1296 |
| 117.0 | 0.7059 | 0.0697 | 0.1455 | 0.1613 |
| 135.0 | 0.7847 | 0.0869 | 0.1602 | 0.2313 |
| 153.0 | 0.7768 | 0.08 | 0.1631 | 0.1967 |
| 171.0 | 0.681 | 0.1013 | 0.1827 | 0.2437 |
Experiment comment: