Measurement E213M913
| 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: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.9041 | 0.161 | 0.2906 | 0.3322 |
| 27.0 | 1.9095 | 0.1145 | 0.2462 | 0.2715 |
| 45.0 | 1.5572 | 0.105 | 0.218 | 0.242 |
| 63.0 | 1.5087 | 0.1065 | 0.2201 | 0.2445 |
| 81.0 | 1.1562 | 0.0621 | 0.1929 | 0.2026 |
| 99.0 | 1.1181 | 0.0795 | 0.1927 | 0.2085 |
| 117.0 | 0.9846 | 0.0706 | 0.1732 | 0.1871 |
| 135.0 | 0.9353 | 0.0589 | 0.1625 | 0.1728 |
| 153.0 | 1.0687 | 0.089 | 0.1584 | 0.1817 |
| 171.0 | 1.0744 | 0.1409 | 0.1908 | 0.2372 |
Experiment comment: