Measurement E213M634
| 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 | 2.8363 | 0.2249 | 0.439 | 0.4933 |
| 27.0 | 2.7386 | 0.1453 | 0.3388 | 0.3686 |
| 45.0 | 2.373 | 0.1359 | 0.3149 | 0.343 |
| 63.0 | 2.0774 | 0.0849 | 0.3014 | 0.3132 |
| 81.0 | 1.8908 | 0.0789 | 0.2856 | 0.2963 |
| 99.0 | 1.8526 | 0.1083 | 0.2837 | 0.3037 |
| 117.0 | 1.7162 | 0.0939 | 0.2607 | 0.277 |
| 135.0 | 1.601 | 0.0817 | 0.2507 | 0.2637 |
| 153.0 | 1.7985 | 0.0914 | 0.2494 | 0.2656 |
| 171.0 | 2.1313 | 0.1547 | 0.3574 | 0.3894 |
Experiment comment: