Measurement E213M626
| 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: | 1.975 — 2.0 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 3.4118 | 0.1655 | 0.4209 | 0.5985 |
| 27.0 | 3.0573 | 0.1518 | 0.3904 | 0.5531 |
| 45.0 | 2.2658 | 0.1483 | 0.3591 | 0.5144 |
| 63.0 | 1.8988 | 0.0766 | 0.3005 | 0.4293 |
| 81.0 | 1.9202 | 0.0772 | 0.2917 | 0.3017 |
| 99.0 | 2.0913 | 0.0753 | 0.3005 | 0.3098 |
| 117.0 | 1.8913 | 0.0916 | 0.2791 | 0.3964 |
| 135.0 | 1.7111 | 0.0984 | 0.2964 | 0.4206 |
| 153.0 | 1.3802 | 0.1094 | 0.4983 | 0.7126 |
| 171.0 | 1.867 | 0.005 | 1.103 | 1.5613 |
Experiment comment: