Measurement E213M1066
| 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: | 1.75 — 1.775 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.0456 | 0.1348 | 0.2066 | 0.2909 |
| 27.0 | 1.4489 | 0.147 | 0.1689 | 0.2447 |
| 45.0 | 1.4515 | 0.0962 | 0.175 | 0.1997 |
| 63.0 | 1.5842 | 0.0979 | 0.1873 | 0.2113 |
| 81.0 | 1.5529 | 0.0957 | 0.1822 | 0.2058 |
| 99.0 | 1.2991 | 0.0913 | 0.1556 | 0.1804 |
| 117.0 | 1.1869 | 0.101 | 0.1352 | 0.1954 |
| 135.0 | 0.8712 | 0.0684 | 0.1012 | 0.1471 |
| 153.0 | 1.0607 | 0.0795 | 0.1158 | 0.1664 |
| 171.0 | 1.111 | 0.1268 | 0.1599 | 0.231 |
Experiment comment: