Measurement E213M618
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 2.4 — 3.0 GeV2 | |
| W: | 1.95 — 1.975 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.4867 | 0.0974 | 0.2698 | 0.3799 |
| 27.0 | 1.4929 | 0.0722 | 0.2013 | 0.2853 |
| 45.0 | 1.5334 | 0.0743 | 0.2385 | 0.3343 |
| 63.0 | 1.556 | 0.116 | 0.3126 | 0.4445 |
| 81.0 | 1.8456 | 0.0986 | 0.2819 | 0.2987 |
| 99.0 | 2.3286 | 0.1033 | 0.3063 | 0.3233 |
| 117.0 | 2.6826 | 0.1155 | 0.3722 | 0.3897 |
| 135.0 | 3.0503 | 0.1448 | 0.4152 | 0.4398 |
| 153.0 | 3.9039 | 0.2076 | 0.4777 | 0.5209 |
| 171.0 | 4.3756 | 0.2237 | 0.5685 | 0.611 |
Experiment comment: