Measurement E213M517
| 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: | 2.4 — 3.0 GeV2 | |
| W: | 1.675 — 1.7 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.0082 | 0.2239 | 0.6725 | 1.3964 |
| 27.0 | 3.3847 | 0.1908 | 0.4558 | 0.4941 |
| 45.0 | 2.9765 | 0.1474 | 0.4166 | 0.4419 |
| 63.0 | 3.103 | 0.1604 | 0.4225 | 0.4519 |
| 81.0 | 2.6695 | 0.1145 | 0.3641 | 0.3817 |
| 99.0 | 2.2504 | 0.0941 | 0.3104 | 0.3244 |
| 117.0 | 2.3516 | 0.1054 | 0.3075 | 0.3251 |
| 135.0 | 2.292 | 0.0887 | 0.2909 | 0.4098 |
| 153.0 | 2.6497 | 0.1229 | 0.3279 | 0.4602 |
| 171.0 | 2.546 | 0.1607 | 0.4345 | 0.6333 |
Experiment comment: