Measurement E187M121
| 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: | 1.4875 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. |
|---|---|---|---|---|
| -0.5 | 90.0 | 0.497858 | 0.0375017 | 0.0428232 |
| -0.3 | 90.0 | 0.502509 | 0.0349175 | 0.0434225 |
| -0.3 | 112.5 | 0.555387 | 0.0420426 | 0.0504494 |
| -0.3 | 247.5 | 0.571744 | 0.0435431 | 0.0514618 |
| -0.3 | 260.0 | 0.674573 | 0.0502815 | 0.0621457 |
| -0.3 | 270.0 | 0.619983 | 0.0469696 | 0.0523428 |
| -0.1 | 60.0 | 0.776957 | 0.061635 | 0.0630344 |
| -0.1 | 67.5 | 0.689146 | 0.0521885 | 0.0572449 |
| -0.1 | 90.0 | 0.670456 | 0.0379663 | 0.0530656 |
| -0.1 | 100.0 | 0.634297 | 0.0441427 | 0.0502526 |
| -0.1 | 112.5 | 0.636241 | 0.0416201 | 0.0499465 |
| -0.1 | 247.5 | 0.632699 | 0.0415938 | 0.0513567 |
| -0.1 | 270.0 | 0.665515 | 0.0475903 | 0.0574912 |
| -0.1 | 300.0 | 0.69392 | 0.0558641 | 0.0660739 |
| 0.1 | 60.0 | 0.867255 | 0.0657209 | 0.0776941 |
| 0.1 | 67.5 | 0.873424 | 0.0556538 | 0.072671 |
| 0.1 | 90.0 | 0.906342 | 0.0437075 | 0.070481 |
| 0.1 | 100.0 | 0.826796 | 0.0515486 | 0.0635713 |
| 0.1 | 112.5 | 0.710137 | 0.0456826 | 0.056975 |
| 0.1 | 247.5 | 0.774308 | 0.0472276 | 0.0604256 |
| 0.1 | 260.0 | 0.868181 | 0.0524128 | 0.0649179 |
| 0.1 | 270.0 | 0.889785 | 0.0426189 | 0.0639667 |
| 0.1 | 292.5 | 0.798441 | 0.0519922 | 0.0650751 |
| 0.1 | 300.0 | 0.727762 | 0.0581895 | 0.06153 |
| 0.3 | 60.0 | 1.17813 | 0.0883967 | 0.0844745 |
| 0.3 | 67.5 | 1.19613 | 0.0796298 | 0.0874467 |
| 0.3 | 90.0 | 1.19486 | 0.0529693 | 0.0871388 |
| 0.3 | 100.0 | 1.10683 | 0.0635885 | 0.0837261 |
| 0.3 | 112.5 | 0.955741 | 0.0545221 | 0.0727966 |
| 0.3 | 247.5 | 0.962965 | 0.055143 | 0.067942 |
| 0.3 | 260.0 | 1.06493 | 0.0572827 | 0.0781818 |
| 0.3 | 270.0 | 1.18014 | 0.0492394 | 0.0828938 |
| 0.3 | 292.5 | 1.2997 | 0.0742737 | 0.0925349 |
| 0.3 | 300.0 | 1.31762 | 0.0939765 | 0.0926334 |
| 0.5 | 67.5 | 1.71737 | 0.101409 | 0.117096 |
| 0.5 | 90.0 | 1.44102 | 0.0616885 | 0.101988 |
| 0.5 | 100.0 | 1.31435 | 0.0695074 | 0.0994513 |
| 0.5 | 112.5 | 1.05143 | 0.0650801 | 0.0794672 |
| 0.5 | 247.5 | 1.11768 | 0.0678179 | 0.0846729 |
| 0.5 | 260.0 | 1.32571 | 0.0645923 | 0.0982634 |
| 0.5 | 270.0 | 1.43905 | 0.0571908 | 0.103894 |
| 0.5 | 292.5 | 1.60461 | 0.094963 | 0.114239 |
| 0.5 | 300.0 | 1.59706 | 0.127664 | 0.118247 |
| 0.7 | 90.0 | 1.61684 | 0.0963773 | 0.128167 |
| 0.7 | 100.0 | 1.56238 | 0.102873 | 0.129334 |
| 0.7 | 112.5 | 1.48467 | 0.0974368 | 0.122277 |
| 0.7 | 247.5 | 1.41866 | 0.0887409 | 0.140765 |
| 0.7 | 260.0 | 1.56028 | 0.0972381 | 0.159335 |
| 0.7 | 270.0 | 1.63299 | 0.0920758 | 0.157784 |
| 0.9 | 112.5 | 1.50942 | 0.115543 | 0.135471 |
| 0.9 | 140.0 | 1.74262 | 0.143186 | 0.149671 |
| 0.9 | 150.0 | 1.69711 | 0.130665 | 0.17503 |
| 0.9 | 210.0 | 1.72668 | 0.131079 | 0.209631 |
| 0.9 | 220.0 | 1.99947 | 0.157688 | 0.250618 |
| 0.9 | 247.5 | 1.7501 | 0.106995 | 0.199787 |
| 0.9 | 260.0 | 1.8816 | 0.136936 | 0.210145 |
| 0.9 | 270.0 | 1.91354 | 0.133817 | 0.20519 |
Experiment comment: