Measurement E213M1421
| 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: | 4.2 — 5.0 GeV2 | |
| W: | 2.025 — 2.05 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.311554 | 0.2954 | 0.0429 | 0.0991 | 0.108 |
| 0.376382 | 0.7087 | 0.0854 | 0.1961 | 0.2139 |
| 0.44121 | 1.0905 | 0.112 | 0.2475 | 0.2717 |
| 0.506037 | 1.0648 | 0.1142 | 0.2472 | 0.2723 |
| 0.570865 | 1.3054 | 0.1203 | 0.2831 | 0.3076 |
| 0.635693 | 1.7884 | 0.149 | 0.3654 | 0.3946 |
| 0.70052 | 2.3198 | 0.1473 | 0.5074 | 0.5283 |
| 0.765348 | 3.1259 | 0.1775 | 0.6377 | 0.6619 |
| 0.830176 | 2.8148 | 0.2669 | 0.5327 | 0.5958 |
| 0.895003 | 1.8479 | 0.1382 | 0.3786 | 0.4031 |
| 0.959831 | 1.5077 | 0.1628 | 0.2864 | 0.3295 |
| 1.024659 | 0.9198 | 0.1107 | 0.1754 | 0.2074 |
| 1.089486 | 0.1512 | 0.0267 | 0.0324 | 0.042 |
| 1.154314 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: