Measurement E213M653
| 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: | 2.05 — 2.075 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.5303 | 0.1802 | 0.4444 | 0.4796 |
| 27.0 | 2.6854 | 0.2581 | 0.3746 | 0.4549 |
| 45.0 | 2.205 | 0.1246 | 0.3541 | 0.3754 |
| 63.0 | 2.0015 | 0.1235 | 0.3372 | 0.3591 |
| 81.0 | 1.6957 | 0.0639 | 0.2754 | 0.2828 |
| 99.0 | 1.8457 | 0.0798 | 0.2871 | 0.298 |
| 117.0 | 1.6653 | 0.0754 | 0.2737 | 0.2839 |
| 135.0 | 1.252 | 0.0603 | 0.2579 | 0.2648 |
| 153.0 | 1.3399 | 0.1355 | 0.4627 | 0.4821 |
| 171.0 | 1.7231 | 0.0246 | 1.0112 | 1.0115 |
Experiment comment: