Measurement E213M1075
| 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: | 1.775 — 1.8 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.955 | 0.1204 | 0.2011 | 0.2344 |
| 27.0 | 1.1943 | 0.1036 | 0.1469 | 0.1798 |
| 45.0 | 1.3129 | 0.0848 | 0.1557 | 0.1773 |
| 63.0 | 1.2944 | 0.0742 | 0.1564 | 0.1731 |
| 81.0 | 1.3721 | 0.0886 | 0.1618 | 0.1845 |
| 99.0 | 1.1995 | 0.0849 | 0.1443 | 0.1674 |
| 117.0 | 1.1146 | 0.0913 | 0.129 | 0.1581 |
| 135.0 | 0.7788 | 0.0597 | 0.091 | 0.1088 |
| 153.0 | 1.0298 | 0.0798 | 0.1098 | 0.1357 |
| 171.0 | 1.0668 | 0.1395 | 0.1541 | 0.2079 |
Experiment comment: