Measurement E213M1041
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(p))) | |
| Q2: | 3.5 — 4.2 GeV2 | |
| W: | 1.675 — 1.7 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(p), [deg] | dσ/d(−cos(θ(p))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 0.7192 | 0.0745 | 0.2056 | 0.2187 |
| 27.0 | 0.7425 | 0.0974 | 0.1378 | 0.1687 |
| 45.0 | 0.8442 | 0.0803 | 0.135 | 0.1571 |
| 63.0 | 1.0362 | 0.0737 | 0.1511 | 0.1681 |
| 81.0 | 1.4037 | 0.0829 | 0.1949 | 0.2118 |
| 99.0 | 1.6127 | 0.125 | 0.2307 | 0.2624 |
| 117.0 | 1.6303 | 0.0958 | 0.2342 | 0.253 |
| 135.0 | 1.4545 | 0.0857 | 0.2137 | 0.2302 |
| 153.0 | 1.5061 | 0.0942 | 0.2033 | 0.2241 |
| 171.0 | 1.2331 | 0.1689 | 0.2059 | 0.2664 |
Experiment comment: