Measurement E213M904
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 2.025 — 2.05 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.0902 | 0.197 | 0.2803 | 0.3426 |
| 27.0 | 1.9289 | 0.1209 | 0.2227 | 0.2534 |
| 45.0 | 1.6327 | 0.1239 | 0.2019 | 0.2369 |
| 63.0 | 1.467 | 0.0766 | 0.1995 | 0.2137 |
| 81.0 | 1.4277 | 0.0989 | 0.2005 | 0.2236 |
| 99.0 | 1.2678 | 0.0714 | 0.1893 | 0.2023 |
| 117.0 | 1.2278 | 0.1037 | 0.179 | 0.2068 |
| 135.0 | 0.9867 | 0.0783 | 0.1508 | 0.1699 |
| 153.0 | 1.0463 | 0.0739 | 0.1382 | 0.1567 |
| 171.0 | 1.4679 | 0.1764 | 0.2042 | 0.2699 |
Experiment comment: