Measurement E213M562
| 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: | 1.8 — 1.825 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.1753 | 0.2172 | 0.4641 | 0.6585 |
| 27.0 | 2.1962 | 0.1505 | 0.3029 | 0.4266 |
| 45.0 | 2.7165 | 0.1244 | 0.3671 | 0.5173 |
| 63.0 | 2.9613 | 0.1245 | 0.3932 | 0.557 |
| 81.0 | 2.9515 | 0.1435 | 0.387 | 0.5519 |
| 99.0 | 2.4624 | 0.1074 | 0.333 | 0.3499 |
| 117.0 | 2.0162 | 0.0965 | 0.2816 | 0.4017 |
| 135.0 | 1.8733 | 0.0962 | 0.2496 | 0.3577 |
| 153.0 | 2.0139 | 0.101 | 0.2565 | 0.3589 |
| 171.0 | 2.4219 | 0.1826 | 0.3926 | 0.5552 |
Experiment comment: