Measurement E213M1165
| 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: | 3.5 — 4.2 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 | 1.5312 | 0.1585 | 0.2579 | 0.3028 |
| 27.0 | 1.5081 | 0.1059 | 0.2182 | 0.2426 |
| 45.0 | 1.0996 | 0.072 | 0.1777 | 0.1917 |
| 63.0 | 1.0755 | 0.0697 | 0.1799 | 0.1929 |
| 81.0 | 1.0633 | 0.0677 | 0.1812 | 0.1934 |
| 99.0 | 0.8856 | 0.0599 | 0.1667 | 0.1771 |
| 117.0 | 0.7404 | 0.0618 | 0.1485 | 0.1609 |
| 135.0 | 0.6951 | 0.0798 | 0.1416 | 0.1625 |
| 153.0 | 0.7977 | 0.0854 | 0.1362 | 0.1607 |
| 171.0 | 0.8452 | 0.1179 | 0.184 | 0.2185 |
Experiment comment: