Measurement E213M391
| 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: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.1638 | 0.2601 | 0.5917 | 0.6463 |
| 27.0 | 3.7362 | 0.1739 | 0.4318 | 0.4656 |
| 45.0 | 2.6737 | 0.1205 | 0.3268 | 0.3483 |
| 63.0 | 2.3458 | 0.1079 | 0.3146 | 0.3325 |
| 81.0 | 2.4066 | 0.0965 | 0.3492 | 0.3623 |
| 99.0 | 2.1109 | 0.0886 | 0.3413 | 0.3527 |
| 117.0 | 2.0385 | 0.0951 | 0.3401 | 0.3531 |
| 135.0 | 2.1849 | 0.1173 | 0.3554 | 0.3742 |
| 153.0 | 2.4397 | 0.1523 | 0.3842 | 0.4133 |
| 171.0 | 2.8359 | 0.2041 | 0.5659 | 0.6015 |
Experiment comment: