Measurement E213M599
| 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: | 2.4 — 3.0 GeV2 | |
| W: | 1.9 — 1.925 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.3924 | 0.178 | 0.3957 | 0.5684 |
| 27.0 | 2.979 | 0.1257 | 0.353 | 0.5011 |
| 45.0 | 2.2019 | 0.1648 | 0.3062 | 0.4391 |
| 63.0 | 2.3718 | 0.1076 | 0.3014 | 0.32 |
| 81.0 | 2.263 | 0.0853 | 0.2989 | 0.4201 |
| 99.0 | 2.5992 | 0.0879 | 0.3192 | 0.4506 |
| 117.0 | 2.3947 | 0.1077 | 0.3032 | 0.432 |
| 135.0 | 1.8048 | 0.1088 | 0.3067 | 0.4352 |
| 153.0 | 1.628 | 0.1372 | 0.5988 | 0.8491 |
| 171.0 | 2.1405 | 0.0045 | 1.2682 | 1.7909 |
Experiment comment: