Measurement E213M458
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/dM(π+,π−) | |
| Q2: | 2.4 — 3.0 GeV2 | |
| W: | 1.525 — 1.55 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.291911 | 0.3816 | 0.0469 | 0.1511 | 2.0525 |
| 0.317453 | 1.9732 | 0.2222 | 0.6033 | 4.2651 |
| 0.342995 | 3.3662 | 0.9007 | 0.8411 | 1.2323 |
| 0.368537 | 5.467 | 0.4364 | 1.066 | 1.6325 |
| 0.394079 | 7.9921 | 0.6022 | 1.3162 | 1.4474 |
| 0.419621 | 8.5611 | 0.6058 | 1.2923 | 1.8372 |
| 0.445163 | 11.0361 | 0.6477 | 1.4797 | 1.6153 |
| 0.470705 | 11.9612 | 0.5924 | 1.5166 | 1.6281 |
| 0.496247 | 13.5457 | 0.7008 | 1.6126 | 1.7583 |
| 0.521789 | 17.5894 | 0.8088 | 1.9615 | 2.8076 |
| 0.547331 | 13.2637 | 0.6169 | 1.4636 | 1.5883 |
| 0.572873 | 10.8563 | 0.5232 | 1.1582 | 1.2709 |
| 0.598415 | 4.2877 | 0.3352 | 0.4985 | 4.3638 |
| 0.623957 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: