Measurement E213M1061
| 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: | 1.75 — 1.775 GeV | |
| Ebeam: | 5.754 GeV | |
| M(π+,π−), [GeV] | dσ/dM(π+,π−), [μb/GeV] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 0.301733 | 1.0582 | 0.1348 | 0.1819 | 0.6951 |
| 0.346918 | 5.1343 | 0.4735 | 0.738 | 2.5813 |
| 0.392102 | 4.2622 | 0.371 | 0.6452 | 0.7442 |
| 0.437287 | 4.5665 | 0.3848 | 0.636 | 0.7433 |
| 0.482472 | 4.4852 | 0.4272 | 0.6119 | 0.7463 |
| 0.527657 | 4.3061 | 0.3841 | 0.6051 | 0.7167 |
| 0.572842 | 4.6431 | 0.4098 | 0.6726 | 0.7876 |
| 0.618027 | 4.9644 | 0.526 | 0.6464 | 0.8334 |
| 0.663211 | 6.358 | 0.4632 | 0.6407 | 0.7906 |
| 0.708396 | 6.7015 | 0.497 | 0.6282 | 1.0951 |
| 0.753581 | 6.8882 | 0.3396 | 0.6227 | 1.4773 |
| 0.798766 | 3.015 | 0.1739 | 0.2718 | 1.2049 |
| 0.843951 | 0.047 | 0.0112 | 0.0103 | 0.0152 |
| 0.889136 | 0.0 | 0.0 | 0.0 | 0.0 |
Experiment comment: