Measurement E187M141
| Experiment: | e1e | |
|---|---|---|
| Year: | 2022 | |
| Spokespersons: | Y. Tian, R. W. Gothe V.I. Mokeev, and G. Hollis | |
| Reaction: | ed → π− p | |
| Polarization: | none | |
| Quantity: | dσ/dΩ (quasi-free) | |
| Q2: | 0.7 GeV2 | |
| W: | 1.6875 GeV | |
| Publication: |
Y. Tian, R.W. Gothe, V.I. Mokeev and G. Hollis (For CLAS Collaboration) Exclusive π− Electroproduction off the Neutron in Deuterium in the Resonance Region // CLAS-Notes 2021-101 //
|
|
| cos(θ) | φ, [degree] | dσ/dΩ (quasi-free), [μb/sr] | uncertainty | syst. uncert. |
|---|---|---|---|---|
| -0.9 | 30.0 | 0.367287 | 0.0283068 | 0.0319392 |
| -0.9 | 330.0 | 0.389847 | 0.0291097 | 0.0337489 |
| -0.9 | 337.5 | 0.385352 | 0.0311555 | 0.0319716 |
| -0.5 | 90.0 | 0.257144 | 0.0202992 | 0.0255506 |
| -0.5 | 112.5 | 0.283369 | 0.0247906 | 0.0267954 |
| -0.5 | 247.5 | 0.303907 | 0.0255591 | 0.0284256 |
| -0.5 | 260.0 | 0.304099 | 0.0255137 | 0.0298637 |
| -0.5 | 270.0 | 0.287866 | 0.0215918 | 0.0263381 |
| -0.3 | 90.0 | 0.246811 | 0.0209895 | 0.0185923 |
| -0.3 | 270.0 | 0.249089 | 0.0211357 | 0.0206667 |
| 0.5 | 67.5 | 0.551266 | 0.0402883 | 0.0426417 |
| 0.5 | 90.0 | 0.58422 | 0.0299367 | 0.0463037 |
| 0.5 | 100.0 | 0.580364 | 0.0359302 | 0.049436 |
| 0.5 | 112.5 | 0.554177 | 0.0362366 | 0.0470891 |
| 0.5 | 210.0 | 0.403144 | 0.0311653 | 0.0366679 |
| 0.5 | 247.5 | 0.491534 | 0.0338099 | 0.047996 |
| 0.5 | 260.0 | 0.549403 | 0.0415498 | 0.0491692 |
| 0.5 | 270.0 | 0.57132 | 0.0374585 | 0.0477359 |
| 0.7 | 90.0 | 1.16641 | 0.0587931 | 0.0835111 |
| 0.7 | 100.0 | 1.17862 | 0.0584587 | 0.0884429 |
| 0.7 | 112.5 | 1.05654 | 0.0537244 | 0.0883184 |
| 0.7 | 140.0 | 0.795126 | 0.0533985 | 0.0791775 |
| 0.7 | 150.0 | 0.730061 | 0.0413179 | 0.0639353 |
| 0.7 | 157.5 | 0.697223 | 0.0474233 | 0.0594019 |
| 0.7 | 180.0 | 0.566727 | 0.0431506 | 0.0407908 |
| 0.7 | 202.5 | 0.607247 | 0.0408295 | 0.0545034 |
| 0.7 | 210.0 | 0.674594 | 0.0424306 | 0.0667643 |
| 0.7 | 220.0 | 0.798955 | 0.0619917 | 0.0955155 |
| 0.7 | 247.5 | 1.0236 | 0.0585992 | 0.0893921 |
| 0.7 | 260.0 | 1.01831 | 0.0526875 | 0.0788543 |
| 0.7 | 270.0 | 1.04248 | 0.0490804 | 0.080219 |
| 0.9 | 140.0 | 1.69156 | 0.124418 | 0.250946 |
| 0.9 | 150.0 | 1.48047 | 0.0850628 | 0.185446 |
| 0.9 | 157.5 | 1.52838 | 0.102185 | 0.206895 |
| 0.9 | 180.0 | 1.09862 | 0.0935712 | 0.136309 |
| 0.9 | 202.5 | 1.37231 | 0.106385 | 0.206331 |
| 0.9 | 210.0 | 1.38704 | 0.0884209 | 0.201843 |
| 0.9 | 220.0 | 1.82267 | 0.12491 | 0.27167 |
| 0.9 | 247.5 | 1.94755 | 0.149708 | 0.208436 |
Experiment comment: