Measurement E213M656
| 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: | 2.075 — 2.1 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.311554 | 0.3637 | 0.0301 | 0.1461 | 0.1492 |
| 0.376382 | 1.8661 | 0.1575 | 0.4191 | 0.4477 |
| 0.44121 | 2.4322 | 0.1525 | 0.5005 | 0.5232 |
| 0.506037 | 2.83 | 0.2032 | 0.5565 | 0.5924 |
| 0.570865 | 3.5902 | 0.1976 | 0.6656 | 0.6943 |
| 0.635693 | 4.385 | 0.2719 | 0.7836 | 0.8294 |
| 0.70052 | 6.9935 | 0.3592 | 1.1945 | 1.2473 |
| 0.765348 | 9.1133 | 0.4251 | 1.482 | 1.5418 |
| 0.830176 | 7.4845 | 0.4256 | 1.3229 | 1.3897 |
| 0.895003 | 5.4286 | 0.3272 | 0.9261 | 0.9822 |
| 0.959831 | 4.0652 | 0.2253 | 0.6402 | 0.6787 |
| 1.024659 | 2.3573 | 0.1465 | 0.4006 | 0.4265 |
| 1.089486 | 1.458 | 0.1154 | 0.2181 | 0.2468 |
| 1.154314 | 0.0007 | 0.003 | 0.0004 | 0.003 |
Experiment comment: