Measurement E213M779
| 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: | 3.0 — 3.5 GeV2 | |
| W: | 1.675 — 1.7 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.0399 | 0.1639 | 0.2712 | 0.3855 |
| 27.0 | 2.0036 | 0.1096 | 0.2566 | 0.2791 |
| 45.0 | 1.9109 | 0.1201 | 0.2504 | 0.2777 |
| 63.0 | 1.7778 | 0.1084 | 0.2374 | 0.261 |
| 81.0 | 1.6728 | 0.0939 | 0.2254 | 0.2442 |
| 99.0 | 1.8365 | 0.1092 | 0.2436 | 0.267 |
| 117.0 | 1.7845 | 0.0823 | 0.2401 | 0.2538 |
| 135.0 | 1.5525 | 0.1381 | 0.2559 | 0.3706 |
| 153.0 | 1.2921 | 0.1083 | 0.6119 | 0.8699 |
| 171.0 | 1.8724 | 0.004 | 1.1411 | 1.6158 |
Experiment comment: