Measurement E213M716
| 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: | 1.5 — 1.525 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.9057 | 0.1882 | 0.2645 | 0.3767 |
| 27.0 | 1.5643 | 0.1003 | 0.2084 | 0.2961 |
| 45.0 | 1.4396 | 0.0873 | 0.196 | 0.2146 |
| 63.0 | 1.2597 | 0.0855 | 0.1739 | 0.1938 |
| 81.0 | 1.0578 | 0.0762 | 0.1461 | 0.1647 |
| 99.0 | 1.1678 | 0.072 | 0.1598 | 0.1752 |
| 117.0 | 1.1121 | 0.0649 | 0.1567 | 0.1696 |
| 135.0 | 1.0247 | 0.1001 | 0.1751 | 0.2017 |
| 153.0 | 0.8544 | 0.0076 | 0.531 | 0.7556 |
| 171.0 | 1.0138 | 0.0031 | 0.63 | 0.8932 |
Experiment comment: