Measurement E213M274
| 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: | 1.725 — 1.75 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.9081 | 0.3261 | 0.5973 | 0.6805 |
| 27.0 | 4.1698 | 0.2134 | 0.4473 | 0.4956 |
| 45.0 | 4.5989 | 0.2335 | 0.5139 | 0.5644 |
| 63.0 | 4.6075 | 0.2183 | 0.5304 | 0.5736 |
| 81.0 | 4.5374 | 0.1807 | 0.5194 | 0.5499 |
| 99.0 | 3.7399 | 0.1827 | 0.4501 | 0.4857 |
| 117.0 | 3.5658 | 0.1533 | 0.4184 | 0.4456 |
| 135.0 | 3.5076 | 0.1555 | 0.3916 | 0.4213 |
| 153.0 | 3.8273 | 0.177 | 0.4041 | 0.4412 |
| 171.0 | 4.3359 | 0.3484 | 0.5694 | 0.6675 |
Experiment comment: