Measurement E213M337
| 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: | 2.0 — 2.4 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 | 4.2046 | 0.2969 | 0.6556 | 0.7197 |
| 27.0 | 3.6114 | 0.2169 | 0.4685 | 0.5163 |
| 45.0 | 3.4114 | 0.1486 | 0.4629 | 0.4862 |
| 63.0 | 3.5249 | 0.169 | 0.4852 | 0.5138 |
| 81.0 | 3.5193 | 0.1609 | 0.4873 | 0.5132 |
| 99.0 | 2.7768 | 0.1449 | 0.4078 | 0.4328 |
| 117.0 | 2.6752 | 0.1421 | 0.3992 | 0.4238 |
| 135.0 | 2.909 | 0.1625 | 0.4239 | 0.454 |
| 153.0 | 2.7694 | 0.1368 | 0.3778 | 0.4018 |
| 171.0 | 3.3386 | 0.2439 | 0.5421 | 0.5945 |
Experiment comment: