Measurement E213M1381
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 1.9 — 1.925 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.9343 | 0.1446 | 0.2054 | 0.2512 |
| 27.0 | 0.7656 | 0.0876 | 0.1328 | 0.1591 |
| 45.0 | 1.0074 | 0.0879 | 0.1438 | 0.1686 |
| 63.0 | 0.837 | 0.0563 | 0.1294 | 0.1411 |
| 81.0 | 0.8776 | 0.0586 | 0.1354 | 0.1475 |
| 99.0 | 0.7075 | 0.0593 | 0.1207 | 0.1345 |
| 117.0 | 0.486 | 0.044 | 0.1043 | 0.1132 |
| 135.0 | 0.6128 | 0.0855 | 0.1099 | 0.1392 |
| 153.0 | 0.4928 | 0.065 | 0.0924 | 0.113 |
| 171.0 | 0.4665 | 0.0675 | 0.1552 | 0.1692 |
Experiment comment: