Measurement E213M971
| 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: | 3.5 — 4.2 GeV2 | |
| W: | 1.5 — 1.525 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.291911 | 0.7668 | 0.1534 | 0.2565 | 0.7958 |
| 0.317453 | 4.58 | 0.5839 | 1.0261 | 2.1452 |
| 0.342995 | 4.7923 | 0.5187 | 1.0354 | 1.4666 |
| 0.368537 | 4.2825 | 0.4486 | 0.89 | 0.9967 |
| 0.394079 | 5.7559 | 0.5651 | 1.0288 | 1.1738 |
| 0.419621 | 6.1812 | 0.6666 | 1.0332 | 1.2296 |
| 0.445163 | 8.6377 | 0.6998 | 1.3547 | 1.5248 |
| 0.470705 | 8.245 | 0.6434 | 1.2481 | 1.4042 |
| 0.496247 | 7.8397 | 0.6201 | 1.1229 | 1.5861 |
| 0.521789 | 7.9691 | 0.6142 | 1.0874 | 1.5355 |
| 0.547331 | 6.9106 | 0.5798 | 0.9151 | 2.2083 |
| 0.572873 | 2.2962 | 0.2578 | 0.3232 | 2.2808 |
| 0.598415 | 0.0004 | 0.0 | 0.0003 | 0.0003 |
| 0.623957 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: