Measurement E213M788
| 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: | 1.7 — 1.725 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.6237 | 0.2301 | 0.2602 | 0.3474 |
| 27.0 | 2.4577 | 0.1327 | 0.233 | 0.2681 |
| 45.0 | 2.2392 | 0.2143 | 0.2217 | 0.3083 |
| 63.0 | 2.1269 | 0.1106 | 0.2118 | 0.239 |
| 81.0 | 2.304 | 0.1202 | 0.2249 | 0.255 |
| 99.0 | 2.3436 | 0.1089 | 0.2271 | 0.2519 |
| 117.0 | 2.0221 | 0.119 | 0.2068 | 0.2386 |
| 135.0 | 1.8968 | 0.1497 | 0.2619 | 0.3016 |
| 153.0 | 1.5487 | 0.1236 | 0.6609 | 0.9366 |
| 171.0 | 2.1438 | 0.004 | 1.2406 | 1.7569 |
Experiment comment: