Measurement E213M670
| 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: | 2.1 — 2.125 GeV | |
| Ebeam: | 5.754 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty | syst. uncert. | total uncert. |
|---|---|---|---|---|
| 9.0 | 2.7715 | 0.1776 | 0.3962 | 0.4341 |
| 27.0 | 2.2203 | 0.0925 | 0.2828 | 0.2976 |
| 45.0 | 1.6441 | 0.0696 | 0.2262 | 0.2367 |
| 63.0 | 1.4999 | 0.0634 | 0.2236 | 0.2324 |
| 81.0 | 1.5303 | 0.0704 | 0.2406 | 0.2507 |
| 99.0 | 1.3516 | 0.0557 | 0.2384 | 0.2448 |
| 117.0 | 1.083 | 0.0549 | 0.2093 | 0.2164 |
| 135.0 | 1.0704 | 0.0522 | 0.2037 | 0.2102 |
| 153.0 | 1.1773 | 0.0694 | 0.2066 | 0.2179 |
| 171.0 | 0.9106 | 0.0889 | 0.2372 | 0.2534 |
Experiment comment: