Measurement E213M231
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 2.0 — 2.4 GeV2 | |
| W: | 1.6 — 1.625 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.6891 | 0.1211 | 0.7545 | 1.0646 |
| 27.0 | 1.6612 | 0.1413 | 0.4042 | 0.5696 |
| 45.0 | 1.7631 | 0.1122 | 0.3235 | 0.3424 |
| 63.0 | 1.8081 | 0.1026 | 0.303 | 0.3199 |
| 81.0 | 2.3103 | 0.12 | 0.4247 | 0.4413 |
| 99.0 | 3.0275 | 0.2433 | 0.5136 | 0.5683 |
| 117.0 | 3.5826 | 0.192 | 0.5439 | 0.5768 |
| 135.0 | 3.3647 | 0.1561 | 0.5163 | 0.5394 |
| 153.0 | 3.7824 | 0.1733 | 0.4974 | 0.5267 |
| 171.0 | 4.0099 | 0.2567 | 0.5546 | 0.6111 |
Experiment comment: