Measurement E213M518
| 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 | 3.0521 | 0.1769 | 0.384 | 0.4228 |
| 27.0 | 2.9056 | 0.1105 | 0.3449 | 0.3621 |
| 45.0 | 2.913 | 0.1387 | 0.3597 | 0.3855 |
| 63.0 | 2.6661 | 0.1072 | 0.3319 | 0.3488 |
| 81.0 | 2.8153 | 0.0983 | 0.3467 | 0.3603 |
| 99.0 | 2.7994 | 0.0984 | 0.3473 | 0.3609 |
| 117.0 | 2.6257 | 0.1328 | 0.338 | 0.3631 |
| 135.0 | 2.2111 | 0.1136 | 0.3818 | 0.5629 |
| 153.0 | 2.2982 | 0.155 | 1.038 | 1.5529 |
| 171.0 | 2.9206 | 0.0042 | 1.7511 | 2.4786 |
Experiment comment: