Measurement E213M544
| Experiment: | E1-6, 2025 | |
|---|---|---|
| Year: | 2001 | |
| Spokespersons: | R.W. Gothe, A. Trivedi | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(π−))) | |
| Q2: | 2.4 — 3.0 GeV2 | |
| W: | 1.75 — 1.775 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.3859 | 0.2412 | 0.4467 | 0.6279 |
| 27.0 | 2.4332 | 0.1334 | 0.2906 | 0.4129 |
| 45.0 | 2.8972 | 0.1387 | 0.3549 | 0.5046 |
| 63.0 | 2.8202 | 0.1418 | 0.3522 | 0.4978 |
| 81.0 | 2.983 | 0.1232 | 0.3631 | 0.3835 |
| 99.0 | 2.5333 | 0.1395 | 0.3189 | 0.3481 |
| 117.0 | 2.2354 | 0.1053 | 0.2719 | 0.2916 |
| 135.0 | 2.1922 | 0.0951 | 0.2567 | 0.2737 |
| 153.0 | 2.5069 | 0.1128 | 0.2827 | 0.3044 |
| 171.0 | 2.3818 | 0.1563 | 0.3585 | 0.3911 |
Experiment comment: