Measurement E213M374
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 2.0 — 2.025 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.7849 | 0.2494 | 0.579 | 0.6304 |
| 27.0 | 3.8021 | 0.1971 | 0.5038 | 0.5409 |
| 45.0 | 3.1236 | 0.1809 | 0.4502 | 0.4852 |
| 63.0 | 2.6798 | 0.1355 | 0.4068 | 0.4288 |
| 81.0 | 2.7641 | 0.1349 | 0.3927 | 0.4152 |
| 99.0 | 2.629 | 0.1771 | 0.3858 | 0.4245 |
| 117.0 | 2.6679 | 0.2021 | 0.3922 | 0.4412 |
| 135.0 | 2.1654 | 0.1645 | 0.3965 | 0.4293 |
| 153.0 | 1.4109 | 0.2409 | 0.5659 | 0.6151 |
| 171.0 | 2.5125 | 0.0491 | 1.4602 | 1.4611 |
Experiment comment: