Measurement E213M1005
| 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: | 3.5 — 4.2 GeV2 | |
| W: | 1.575 — 1.6 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.1551 | 0.0952 | 0.0819 | 0.1308 |
| 27.0 | 0.3342 | 0.0583 | 0.064 | 0.0936 |
| 45.0 | 0.4132 | 0.047 | 0.0638 | 0.0925 |
| 63.0 | 0.5243 | 0.0473 | 0.0666 | 0.0817 |
| 81.0 | 0.6718 | 0.0545 | 0.0775 | 0.0947 |
| 99.0 | 0.8823 | 0.0804 | 0.0978 | 0.1266 |
| 117.0 | 0.9596 | 0.0675 | 0.1054 | 0.1252 |
| 135.0 | 0.9197 | 0.0717 | 0.1016 | 0.1437 |
| 153.0 | 0.8982 | 0.0659 | 0.0982 | 0.1373 |
| 171.0 | 1.0444 | 0.1181 | 0.1311 | 0.1978 |
Experiment comment: