Measurement E213M356
| 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: | 2.0 — 2.4 GeV2 | |
| W: | 1.95 — 1.975 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π+), [deg] | dσ/d(−cos(θ(π+))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 4.7813 | 0.2332 | 0.506 | 0.7136 |
| 27.0 | 3.7944 | 0.2835 | 0.4242 | 0.5994 |
| 45.0 | 3.2686 | 0.2028 | 0.4196 | 0.5957 |
| 63.0 | 3.1021 | 0.173 | 0.3848 | 0.4219 |
| 81.0 | 2.812 | 0.1624 | 0.3539 | 0.3893 |
| 99.0 | 3.0543 | 0.1217 | 0.3725 | 0.3919 |
| 117.0 | 3.0049 | 0.1117 | 0.3752 | 0.3915 |
| 135.0 | 2.55 | 0.1519 | 0.3998 | 0.5669 |
| 153.0 | 1.9296 | 0.1401 | 0.6394 | 0.9047 |
| 171.0 | 2.7167 | 0.0064 | 1.5736 | 2.2274 |
Experiment comment: