Measurement E213M998
| 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: | 1.575 — 1.6 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.297268 | 0.8712 | 0.2167 | 0.1835 | 0.2839 |
| 0.333525 | 2.5582 | 0.345 | 0.4383 | 0.5578 |
| 0.369781 | 3.3304 | 0.3735 | 0.4786 | 0.6071 |
| 0.406037 | 3.3355 | 0.4299 | 0.4515 | 0.6234 |
| 0.442294 | 3.4857 | 0.3374 | 0.4394 | 0.554 |
| 0.47855 | 3.7829 | 0.384 | 0.4532 | 0.594 |
| 0.514806 | 4.8939 | 0.3538 | 0.5453 | 0.65 |
| 0.551062 | 5.7226 | 0.4276 | 0.6054 | 0.7412 |
| 0.587319 | 5.6381 | 0.5618 | 0.5757 | 0.8044 |
| 0.623575 | 5.1922 | 0.3745 | 0.5233 | 0.6435 |
| 0.659831 | 0.4244 | 0.0738 | 0.0541 | 0.0915 |
| 0.696087 | 0.0 | 0.0 | 0.0 | 0.0 |
| 0.732344 | 0.0 | 0.0 | 0.0 | 0.0 |
| 0.7686 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: