Measurement E213M500
| 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: | 1.625 — 1.65 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.2929 | 0.1497 | 0.3369 | 0.4785 |
| 27.0 | 2.0703 | 0.0853 | 0.2901 | 0.4069 |
| 45.0 | 1.7002 | 0.0951 | 0.2596 | 0.2765 |
| 63.0 | 1.4394 | 0.0627 | 0.2246 | 0.2332 |
| 81.0 | 1.6898 | 0.0656 | 0.2512 | 0.2597 |
| 99.0 | 1.7328 | 0.0785 | 0.2572 | 0.269 |
| 117.0 | 1.7535 | 0.0671 | 0.2609 | 0.2694 |
| 135.0 | 1.6544 | 0.1029 | 0.3027 | 0.4282 |
| 153.0 | 1.4335 | 0.0926 | 0.7491 | 1.0906 |
| 171.0 | 1.8073 | 0.0032 | 1.1149 | 1.4998 |
Experiment comment: