Measurement E213M535
| 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: | 1.725 — 1.75 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.9244 | 0.2571 | 0.5498 | 0.8567 |
| 27.0 | 3.3306 | 0.1769 | 0.4036 | 0.5802 |
| 45.0 | 3.1901 | 0.1445 | 0.4159 | 0.6087 |
| 63.0 | 3.149 | 0.2346 | 0.4111 | 0.4733 |
| 81.0 | 3.2608 | 0.1308 | 0.4114 | 0.4317 |
| 99.0 | 2.7959 | 0.1316 | 0.355 | 0.3786 |
| 117.0 | 2.818 | 0.1188 | 0.3394 | 0.3596 |
| 135.0 | 2.7249 | 0.1178 | 0.3161 | 0.3374 |
| 153.0 | 3.2323 | 0.1358 | 0.3639 | 0.5231 |
| 171.0 | 3.2178 | 0.2423 | 0.4472 | 0.629 |
Experiment comment: