Measurement E213M302
| 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: | 1.8 — 1.825 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.532 | 0.2173 | 0.4085 | 0.5768 |
| 27.0 | 3.5662 | 0.1524 | 0.3885 | 0.4923 |
| 45.0 | 3.1681 | 0.2099 | 0.3938 | 0.4463 |
| 63.0 | 3.1474 | 0.1228 | 0.3624 | 0.3826 |
| 81.0 | 3.5963 | 0.1575 | 0.4126 | 0.4416 |
| 99.0 | 3.906 | 0.1302 | 0.4301 | 0.4494 |
| 117.0 | 3.8522 | 0.1544 | 0.4445 | 0.4706 |
| 135.0 | 2.6515 | 0.1543 | 0.4465 | 0.6299 |
| 153.0 | 2.1325 | 0.1108 | 0.8726 | 1.3128 |
| 171.0 | 3.0488 | 0.0036 | 1.7912 | 2.5348 |
Experiment comment: