Measurement E213M662
| 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: | 2.075 — 2.1 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.4213 | 0.1696 | 0.4498 | 0.4807 |
| 27.0 | 2.8393 | 0.1526 | 0.4093 | 0.4369 |
| 45.0 | 2.2512 | 0.119 | 0.3689 | 0.3877 |
| 63.0 | 1.9371 | 0.0972 | 0.3478 | 0.3612 |
| 81.0 | 1.8295 | 0.0883 | 0.2946 | 0.3075 |
| 99.0 | 1.7639 | 0.0755 | 0.2867 | 0.2965 |
| 117.0 | 1.6435 | 0.0763 | 0.2808 | 0.291 |
| 135.0 | 1.3272 | 0.0926 | 0.2778 | 0.2928 |
| 153.0 | 1.2352 | 0.1063 | 0.4712 | 0.4831 |
| 171.0 | 1.7157 | 0.0051 | 1.0254 | 1.0254 |
Experiment comment: