Measurement E213M735
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 1.55 — 1.575 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.4417 | 0.0686 | 0.2021 | 0.2904 |
| 27.0 | 0.4383 | 0.0539 | 0.1336 | 0.1441 |
| 45.0 | 0.5477 | 0.0479 | 0.1362 | 0.1444 |
| 63.0 | 0.7356 | 0.0536 | 0.1533 | 0.1624 |
| 81.0 | 0.8924 | 0.0612 | 0.1706 | 0.1812 |
| 99.0 | 1.0265 | 0.0626 | 0.192 | 0.2019 |
| 117.0 | 1.285 | 0.0795 | 0.2367 | 0.2496 |
| 135.0 | 1.404 | 0.0895 | 0.2523 | 0.2677 |
| 153.0 | 1.3743 | 0.1379 | 0.2471 | 0.283 |
| 171.0 | 1.4445 | 0.1459 | 0.306 | 0.339 |
Experiment comment: