Measurement E213M724
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 1.525 — 1.55 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.5325 | 0.1942 | 0.3167 | 0.3715 |
| 27.0 | 1.5761 | 0.1145 | 0.2405 | 0.2664 |
| 45.0 | 1.3526 | 0.092 | 0.2031 | 0.2229 |
| 63.0 | 1.0653 | 0.0899 | 0.1598 | 0.1834 |
| 81.0 | 0.8504 | 0.0644 | 0.131 | 0.1459 |
| 99.0 | 0.7038 | 0.0529 | 0.1129 | 0.1247 |
| 117.0 | 0.7886 | 0.0515 | 0.1215 | 0.132 |
| 135.0 | 0.9053 | 0.0584 | 0.1368 | 0.1488 |
| 153.0 | 0.9409 | 0.0676 | 0.1477 | 0.1625 |
| 171.0 | 0.9696 | 0.1181 | 0.198 | 0.2306 |
Experiment comment: