Measurement E213M481
| 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: | 1.575 — 1.6 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.4886 | 0.2673 | 0.4538 | 0.5267 |
| 27.0 | 2.6407 | 0.1525 | 0.3536 | 0.4993 |
| 45.0 | 2.3396 | 0.1354 | 0.3139 | 0.4594 |
| 63.0 | 1.731 | 0.106 | 0.24 | 0.2624 |
| 81.0 | 1.27 | 0.0965 | 0.1812 | 0.2053 |
| 99.0 | 1.0959 | 0.0677 | 0.1569 | 0.2296 |
| 117.0 | 1.0907 | 0.059 | 0.1496 | 0.2183 |
| 135.0 | 1.2008 | 0.0614 | 0.1603 | 0.1717 |
| 153.0 | 1.2814 | 0.0811 | 0.175 | 0.2518 |
| 171.0 | 0.8871 | 0.17 | 0.176 | 0.2447 |
Experiment comment: