Measurement E213M635
| 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: | 2.0 — 2.025 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.444 | 0.1651 | 0.4196 | 0.4509 |
| 27.0 | 3.0247 | 0.1641 | 0.3828 | 0.4165 |
| 45.0 | 2.2001 | 0.138 | 0.3405 | 0.3674 |
| 63.0 | 2.0134 | 0.0998 | 0.3022 | 0.3183 |
| 81.0 | 1.8567 | 0.118 | 0.2761 | 0.3002 |
| 99.0 | 1.944 | 0.0695 | 0.2803 | 0.2888 |
| 117.0 | 1.8928 | 0.0779 | 0.274 | 0.2849 |
| 135.0 | 1.5779 | 0.099 | 0.2738 | 0.2911 |
| 153.0 | 1.234 | 0.0769 | 0.4551 | 0.4616 |
| 171.0 | 1.8094 | 0.0271 | 1.0573 | 1.0577 |
Experiment comment: