Measurement E187M109
| 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: | 0.9 GeV2 | |
| W: | 1.3875 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. |
|---|---|---|---|---|
| -0.1 | 90.0 | 0.633604 | 0.0474303 | 0.0607622 |
| 0.1 | 90.0 | 0.875086 | 0.0631121 | 0.0755008 |
| 0.1 | 247.5 | 0.681488 | 0.0562397 | 0.0524556 |
| 0.1 | 260.0 | 0.803777 | 0.0638835 | 0.0625728 |
| 0.1 | 270.0 | 0.848263 | 0.0532481 | 0.0647372 |
| 0.3 | 67.5 | 1.10196 | 0.0820456 | 0.0834971 |
| 0.3 | 90.0 | 1.14207 | 0.0668774 | 0.0910155 |
| 0.3 | 100.0 | 1.09132 | 0.0862158 | 0.0968562 |
| 0.3 | 247.5 | 0.854918 | 0.0625259 | 0.0610376 |
| 0.3 | 260.0 | 1.06602 | 0.0727116 | 0.0802154 |
| 0.3 | 270.0 | 1.12759 | 0.0596366 | 0.0848728 |
| 0.3 | 292.5 | 1.2142 | 0.0875626 | 0.0989827 |
| 0.5 | 67.5 | 1.58878 | 0.118551 | 0.136501 |
| 0.5 | 90.0 | 1.57361 | 0.0768385 | 0.127166 |
| 0.5 | 100.0 | 1.52684 | 0.0925716 | 0.123145 |
| 0.5 | 112.5 | 1.35534 | 0.0828863 | 0.118861 |
| 0.5 | 247.5 | 1.21092 | 0.0934947 | 0.110345 |
| 0.5 | 260.0 | 1.38303 | 0.0890136 | 0.121914 |
| 0.5 | 270.0 | 1.43559 | 0.0850968 | 0.134637 |
| 0.7 | 90.0 | 1.91571 | 0.120324 | 0.18299 |
| 0.7 | 100.0 | 1.85562 | 0.113664 | 0.155846 |
| 0.7 | 112.5 | 1.49384 | 0.082846 | 0.12445 |
| 0.7 | 140.0 | 1.04863 | 0.0800882 | 0.0879994 |
| 0.7 | 150.0 | 0.972836 | 0.0739894 | 0.0802673 |
| 0.7 | 247.5 | 1.62519 | 0.0881174 | 0.13669 |
| 0.7 | 260.0 | 2.03242 | 0.120834 | 0.218733 |
| 0.7 | 270.0 | 2.11043 | 0.112588 | 0.21796 |
| 0.9 | 90.0 | 2.44459 | 0.126632 | 0.198251 |
| 0.9 | 100.0 | 2.26169 | 0.129285 | 0.1831 |
| 0.9 | 112.5 | 2.18508 | 0.127769 | 0.173623 |
| 0.9 | 140.0 | 2.06999 | 0.145428 | 0.158357 |
| 0.9 | 150.0 | 1.95414 | 0.111617 | 0.155398 |
| 0.9 | 157.5 | 1.96942 | 0.125949 | 0.156116 |
| 0.9 | 180.0 | 1.70164 | 0.123696 | 0.134364 |
| 0.9 | 202.5 | 1.81609 | 0.123351 | 0.167639 |
| 0.9 | 210.0 | 1.84965 | 0.0984434 | 0.162564 |
| 0.9 | 220.0 | 2.11937 | 0.132358 | 0.206597 |
| 0.9 | 247.5 | 1.92769 | 0.136715 | 0.186898 |
| 0.9 | 260.0 | 2.11184 | 0.166725 | 0.220704 |
| 0.9 | 270.0 | 2.23465 | 0.159473 | 0.215607 |
Experiment comment: