Measurement E187M126
| 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: | 1.5375 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 | 22.5 | 0.40756 | 0.0343441 | 0.0309963 |
| -0.9 | 30.0 | 0.415087 | 0.0312532 | 0.0321489 |
| -0.9 | 90.0 | 0.632596 | 0.0548483 | 0.054817 |
| -0.9 | 270.0 | 0.59472 | 0.0524681 | 0.0414733 |
| -0.9 | 292.5 | 0.535271 | 0.0493234 | 0.0395701 |
| -0.7 | 90.0 | 0.591784 | 0.04295 | 0.05627 |
| -0.7 | 100.0 | 0.686621 | 0.0567555 | 0.0677723 |
| -0.7 | 112.5 | 0.679162 | 0.056314 | 0.0659165 |
| -0.7 | 270.0 | 0.486356 | 0.037789 | 0.0443425 |
| -0.5 | 30.0 | 0.305587 | 0.0256354 | 0.0264931 |
| -0.5 | 67.5 | 0.457491 | 0.0375223 | 0.0441877 |
| -0.5 | 90.0 | 0.511327 | 0.0351484 | 0.0382264 |
| -0.5 | 100.0 | 0.525139 | 0.0420131 | 0.0388109 |
| -0.5 | 112.5 | 0.562488 | 0.0389336 | 0.0404204 |
| -0.5 | 247.5 | 0.626141 | 0.0378436 | 0.0450564 |
| -0.5 | 260.0 | 0.645452 | 0.0419143 | 0.0478169 |
| -0.5 | 270.0 | 0.606486 | 0.0348302 | 0.0450406 |
| -0.5 | 292.5 | 0.480386 | 0.0395473 | 0.0424526 |
| -0.3 | 67.5 | 0.467127 | 0.0385263 | 0.0487666 |
| -0.3 | 90.0 | 0.500733 | 0.027482 | 0.040827 |
| -0.3 | 100.0 | 0.492077 | 0.0311564 | 0.0367491 |
| -0.3 | 112.5 | 0.493366 | 0.0287786 | 0.0357001 |
| -0.3 | 247.5 | 0.48685 | 0.0283649 | 0.0385447 |
| -0.3 | 260.0 | 0.502929 | 0.031411 | 0.0413431 |
| -0.3 | 270.0 | 0.493197 | 0.0272398 | 0.0409267 |
| -0.1 | 90.0 | 0.425684 | 0.0286436 | 0.0381117 |
| -0.1 | 100.0 | 0.412847 | 0.0323678 | 0.0392515 |
| -0.1 | 112.5 | 0.401634 | 0.026438 | 0.0305594 |
| -0.1 | 247.5 | 0.395815 | 0.025837 | 0.0297169 |
| -0.1 | 260.0 | 0.431379 | 0.0277487 | 0.0306939 |
| -0.1 | 270.0 | 0.446986 | 0.0251004 | 0.0333761 |
| -0.1 | 292.5 | 0.485694 | 0.0378314 | 0.0369541 |
| 0.1 | 60.0 | 0.523592 | 0.0428376 | 0.0399903 |
| 0.1 | 90.0 | 0.424605 | 0.0301909 | 0.0317887 |
| 0.1 | 247.5 | 0.410035 | 0.0272591 | 0.0306995 |
| 0.1 | 260.0 | 0.439174 | 0.028144 | 0.0337672 |
| 0.1 | 270.0 | 0.482625 | 0.0251959 | 0.0413541 |
| 0.1 | 292.5 | 0.505269 | 0.0362967 | 0.0564195 |
| 0.1 | 300.0 | 0.520294 | 0.042307 | 0.0609665 |
| 0.3 | 60.0 | 0.596012 | 0.0461704 | 0.0428079 |
| 0.3 | 67.5 | 0.581011 | 0.0423624 | 0.0407744 |
| 0.3 | 90.0 | 0.596486 | 0.032318 | 0.0401821 |
| 0.3 | 100.0 | 0.575168 | 0.0418432 | 0.0415731 |
| 0.3 | 112.5 | 0.557349 | 0.0408703 | 0.0429787 |
| 0.3 | 247.5 | 0.5845 | 0.035791 | 0.0429653 |
| 0.3 | 260.0 | 0.612308 | 0.0337224 | 0.0448107 |
| 0.3 | 270.0 | 0.648809 | 0.0283791 | 0.048222 |
| 0.3 | 292.5 | 0.630497 | 0.0376524 | 0.0514645 |
| 0.3 | 300.0 | 0.640277 | 0.0481897 | 0.053904 |
| 0.5 | 60.0 | 1.00987 | 0.0679483 | 0.0675689 |
| 0.5 | 67.5 | 0.978045 | 0.0494932 | 0.0685773 |
| 0.5 | 90.0 | 0.912128 | 0.0337835 | 0.0649401 |
| 0.5 | 100.0 | 0.834075 | 0.0388601 | 0.0609226 |
| 0.5 | 112.5 | 0.746474 | 0.0397646 | 0.0562944 |
| 0.5 | 140.0 | 0.641752 | 0.05347 | 0.060902 |
| 0.5 | 150.0 | 0.591988 | 0.0476951 | 0.050252 |
| 0.5 | 210.0 | 0.646555 | 0.0511501 | 0.0473635 |
| 0.5 | 220.0 | 0.690408 | 0.0571184 | 0.0496652 |
| 0.5 | 247.5 | 0.779627 | 0.0403819 | 0.0517236 |
| 0.5 | 260.0 | 0.851045 | 0.0390564 | 0.0587512 |
| 0.5 | 270.0 | 0.874407 | 0.0350341 | 0.0588509 |
| 0.5 | 292.5 | 0.902155 | 0.0533073 | 0.0619749 |
| 0.7 | 67.5 | 1.3243 | 0.0857447 | 0.101368 |
| 0.7 | 90.0 | 1.45645 | 0.0563164 | 0.104892 |
| 0.7 | 100.0 | 1.42649 | 0.0617504 | 0.100747 |
| 0.7 | 112.5 | 1.37746 | 0.061373 | 0.104477 |
| 0.7 | 140.0 | 0.980073 | 0.0613608 | 0.0886073 |
| 0.7 | 150.0 | 0.957871 | 0.0562049 | 0.0865163 |
| 0.7 | 157.5 | 0.961639 | 0.072188 | 0.085353 |
| 0.7 | 202.5 | 0.98317 | 0.0637202 | 0.0733544 |
| 0.7 | 210.0 | 0.961522 | 0.0572731 | 0.0769477 |
| 0.7 | 220.0 | 1.00137 | 0.0635634 | 0.0789712 |
| 0.7 | 247.5 | 1.28751 | 0.06302 | 0.0906242 |
| 0.7 | 260.0 | 1.37025 | 0.0589109 | 0.0991265 |
| 0.7 | 270.0 | 1.38662 | 0.0535857 | 0.0995514 |
| 0.7 | 292.5 | 1.37724 | 0.0879703 | 0.114753 |
| 0.9 | 90.0 | 2.53931 | 0.148306 | 0.290062 |
| 0.9 | 100.0 | 2.61147 | 0.157361 | 0.301731 |
| 0.9 | 112.5 | 2.76212 | 0.143359 | 0.367144 |
| 0.9 | 140.0 | 2.80151 | 0.15806 | 0.41419 |
| 0.9 | 150.0 | 2.99582 | 0.151882 | 0.460442 |
| 0.9 | 157.5 | 3.06714 | 0.196911 | 0.460471 |
| 0.9 | 210.0 | 2.52635 | 0.17466 | 0.42126 |
| 0.9 | 220.0 | 2.49776 | 0.19344 | 0.436147 |
| 0.9 | 247.5 | 2.51544 | 0.149377 | 0.372654 |
| 0.9 | 260.0 | 2.51482 | 0.175145 | 0.305855 |
| 0.9 | 270.0 | 2.42323 | 0.163514 | 0.294996 |
Experiment comment: