Measurement E213M166
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 1.425 — 1.45 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 1.2459 | 0.0558 | 0.678 | 0.6803 |
| 27.0 | 1.9291 | 0.1197 | 0.4864 | 0.5009 |
| 45.0 | 2.0697 | 0.1123 | 0.4258 | 0.4404 |
| 63.0 | 1.6765 | 0.094 | 0.3507 | 0.363 |
| 81.0 | 1.5007 | 0.0805 | 0.3189 | 0.3289 |
| 99.0 | 1.4706 | 0.1004 | 0.3174 | 0.3329 |
| 117.0 | 1.5182 | 0.0806 | 0.3222 | 0.3321 |
| 135.0 | 1.7215 | 0.089 | 0.3642 | 0.3749 |
| 153.0 | 1.679 | 0.1234 | 0.4193 | 0.4371 |
| 171.0 | 1.6258 | 0.1059 | 0.7519 | 0.7593 |
Experiment comment: