Measurement E187M120
| 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: | 1.4875 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. |
|---|---|---|---|---|
| -0.9 | 20.0 | 0.517568 | 0.0406216 | 0.0402015 |
| -0.9 | 22.5 | 0.527635 | 0.039852 | 0.0405487 |
| -0.9 | 30.0 | 0.592152 | 0.0382639 | 0.0452728 |
| -0.9 | 60.0 | 0.850893 | 0.0654135 | 0.0730332 |
| -0.9 | 67.5 | 0.87465 | 0.0614432 | 0.0737055 |
| -0.9 | 90.0 | 0.956848 | 0.0625481 | 0.0777701 |
| -0.9 | 270.0 | 0.97049 | 0.062418 | 0.0828174 |
| -0.9 | 292.5 | 0.815557 | 0.057763 | 0.0696564 |
| -0.9 | 300.0 | 0.751073 | 0.059638 | 0.066076 |
| -0.7 | 30.0 | 0.269117 | 0.0217688 | 0.023233 |
| -0.7 | 247.5 | 1.08517 | 0.0804129 | 0.132008 |
| -0.7 | 260.0 | 0.943419 | 0.0698467 | 0.100412 |
| -0.7 | 270.0 | 0.893365 | 0.0523833 | 0.0785914 |
| -0.7 | 292.5 | 0.643485 | 0.0447863 | 0.0451303 |
| -0.5 | 30.0 | 0.368415 | 0.0309068 | 0.0243376 |
| -0.5 | 60.0 | 0.675095 | 0.0499244 | 0.0556304 |
| -0.5 | 67.5 | 0.742807 | 0.0494174 | 0.0660731 |
| -0.5 | 90.0 | 0.899394 | 0.0484779 | 0.0795506 |
| -0.5 | 100.0 | 0.939564 | 0.061562 | 0.0806209 |
| -0.5 | 112.5 | 0.953094 | 0.0570497 | 0.0728597 |
| -0.5 | 140.0 | 0.865597 | 0.073073 | 0.0719371 |
| -0.5 | 150.0 | 0.826292 | 0.069217 | 0.0679065 |
| -0.5 | 210.0 | 0.957028 | 0.0794802 | 0.0849903 |
| -0.5 | 220.0 | 1.01159 | 0.0850984 | 0.0915514 |
| -0.5 | 247.5 | 1.00526 | 0.0549221 | 0.0806219 |
| -0.5 | 260.0 | 1.00317 | 0.0576098 | 0.0893054 |
| -0.5 | 270.0 | 0.908268 | 0.0442442 | 0.0780365 |
| -0.5 | 292.5 | 0.693251 | 0.0458592 | 0.0567285 |
| -0.5 | 300.0 | 0.601759 | 0.0447603 | 0.0450003 |
| -0.5 | 330.0 | 0.35273 | 0.0290448 | 0.0239189 |
| -0.3 | 30.0 | 0.591141 | 0.0441523 | 0.0512802 |
| -0.3 | 60.0 | 0.820608 | 0.0580913 | 0.0651556 |
| -0.3 | 67.5 | 0.844772 | 0.051863 | 0.0690389 |
| -0.3 | 90.0 | 0.970084 | 0.0476164 | 0.077527 |
| -0.3 | 100.0 | 1.02322 | 0.0581266 | 0.0804745 |
| -0.3 | 112.5 | 0.972603 | 0.0556473 | 0.0726545 |
| -0.3 | 210.0 | 0.60093 | 0.0461894 | 0.0475008 |
| -0.3 | 220.0 | 0.658594 | 0.0503988 | 0.0523505 |
| -0.3 | 247.5 | 0.807911 | 0.039644 | 0.0606454 |
| -0.3 | 260.0 | 0.872705 | 0.0447667 | 0.0632081 |
| -0.3 | 270.0 | 0.868805 | 0.0380132 | 0.0633494 |
| -0.3 | 292.5 | 0.796335 | 0.0494876 | 0.067171 |
| -0.3 | 300.0 | 0.786794 | 0.0552631 | 0.077579 |
| -0.3 | 330.0 | 0.541349 | 0.0422823 | 0.0527771 |
| -0.1 | 30.0 | 0.796694 | 0.0582524 | 0.0753939 |
| -0.1 | 60.0 | 1.07394 | 0.0654317 | 0.0949771 |
| -0.1 | 67.5 | 0.99176 | 0.0550581 | 0.0702822 |
| -0.1 | 90.0 | 0.978664 | 0.0437899 | 0.0666417 |
| -0.1 | 100.0 | 0.946608 | 0.0507301 | 0.0648244 |
| -0.1 | 112.5 | 0.877197 | 0.0449242 | 0.0594619 |
| -0.1 | 140.0 | 0.669699 | 0.0485612 | 0.0432357 |
| -0.1 | 150.0 | 0.582572 | 0.0431558 | 0.0374522 |
| -0.1 | 210.0 | 0.56729 | 0.0409107 | 0.0410463 |
| -0.1 | 220.0 | 0.645059 | 0.0455258 | 0.0468575 |
| -0.1 | 247.5 | 0.829304 | 0.0360639 | 0.0577122 |
| -0.1 | 260.0 | 0.910199 | 0.0412712 | 0.0652585 |
| -0.1 | 270.0 | 0.945646 | 0.0366524 | 0.0645021 |
| -0.1 | 292.5 | 0.92569 | 0.0582421 | 0.0658828 |
| -0.1 | 300.0 | 0.911953 | 0.0657854 | 0.0727091 |
| 0.1 | 60.0 | 1.22746 | 0.0799847 | 0.0977667 |
| 0.1 | 67.5 | 1.21623 | 0.0708083 | 0.0965181 |
| 0.1 | 90.0 | 1.20101 | 0.0453492 | 0.0893351 |
| 0.1 | 100.0 | 1.17685 | 0.0501169 | 0.0871257 |
| 0.1 | 112.5 | 1.03585 | 0.0417798 | 0.0727597 |
| 0.1 | 210.0 | 0.556677 | 0.0458803 | 0.0474976 |
| 0.1 | 220.0 | 0.667239 | 0.0532462 | 0.0569482 |
| 0.1 | 247.5 | 1.07925 | 0.0423013 | 0.0751111 |
| 0.1 | 260.0 | 1.23785 | 0.0478774 | 0.0856222 |
| 0.1 | 270.0 | 1.29074 | 0.0409051 | 0.0899606 |
| 0.1 | 292.5 | 1.32333 | 0.0591143 | 0.0934239 |
| 0.1 | 300.0 | 1.31141 | 0.0677475 | 0.0908678 |
| 0.3 | 60.0 | 1.50599 | 0.0741176 | 0.107353 |
| 0.3 | 67.5 | 1.59086 | 0.0612271 | 0.112156 |
| 0.3 | 90.0 | 1.64555 | 0.0499332 | 0.113274 |
| 0.3 | 100.0 | 1.61655 | 0.0637255 | 0.110878 |
| 0.3 | 112.5 | 1.46395 | 0.0638969 | 0.0990911 |
| 0.3 | 140.0 | 1.03025 | 0.0807794 | 0.0691783 |
| 0.3 | 150.0 | 0.847417 | 0.0678067 | 0.0586808 |
| 0.3 | 247.5 | 1.33901 | 0.0506308 | 0.095579 |
| 0.3 | 260.0 | 1.49634 | 0.0524715 | 0.103927 |
| 0.3 | 270.0 | 1.67653 | 0.0455389 | 0.118175 |
| 0.3 | 292.5 | 1.73492 | 0.064975 | 0.124715 |
| 0.3 | 300.0 | 1.80312 | 0.0835996 | 0.132503 |
| 0.5 | 60.0 | 2.04149 | 0.110536 | 0.144452 |
| 0.5 | 67.5 | 2.12436 | 0.0795097 | 0.15256 |
| 0.5 | 90.0 | 2.0785 | 0.0536634 | 0.143979 |
| 0.5 | 100.0 | 1.95419 | 0.0605604 | 0.137028 |
| 0.5 | 112.5 | 1.72524 | 0.0649728 | 0.119503 |
| 0.5 | 150.0 | 1.19419 | 0.100582 | 0.105175 |
| 0.5 | 210.0 | 1.08184 | 0.0792719 | 0.0808596 |
| 0.5 | 220.0 | 1.32054 | 0.0952429 | 0.100466 |
| 0.5 | 247.5 | 1.81073 | 0.0615136 | 0.125169 |
| 0.5 | 260.0 | 2.0393 | 0.0668169 | 0.142476 |
| 0.5 | 270.0 | 2.20045 | 0.0570103 | 0.153315 |
| 0.5 | 292.5 | 2.24106 | 0.0889278 | 0.159199 |
| 0.5 | 300.0 | 2.30018 | 0.110286 | 0.163221 |
| 0.7 | 60.0 | 3.04188 | 0.242783 | 0.230917 |
| 0.7 | 67.5 | 2.93654 | 0.140879 | 0.233395 |
| 0.7 | 90.0 | 2.75159 | 0.0803304 | 0.208621 |
| 0.7 | 100.0 | 2.61194 | 0.086345 | 0.203675 |
| 0.7 | 112.5 | 2.31765 | 0.0840872 | 0.178264 |
| 0.7 | 140.0 | 1.98627 | 0.150375 | 0.187588 |
| 0.7 | 150.0 | 1.78861 | 0.130148 | 0.166712 |
| 0.7 | 210.0 | 1.73468 | 0.136927 | 0.166754 |
| 0.7 | 220.0 | 1.96825 | 0.158756 | 0.180304 |
| 0.7 | 247.5 | 2.28325 | 0.0804531 | 0.17015 |
| 0.7 | 260.0 | 2.53579 | 0.0866718 | 0.190348 |
| 0.7 | 270.0 | 2.75062 | 0.0813873 | 0.207428 |
| 0.7 | 292.5 | 3.02831 | 0.155824 | 0.245378 |
| 0.7 | 300.0 | 3.58373 | 0.260103 | 0.324761 |
| 0.9 | 90.0 | 3.21124 | 0.144684 | 0.341342 |
| 0.9 | 100.0 | 3.08132 | 0.146056 | 0.340248 |
| 0.9 | 112.5 | 2.67563 | 0.122975 | 0.341074 |
| 0.9 | 140.0 | 2.93786 | 0.185059 | 0.437817 |
| 0.9 | 150.0 | 2.78885 | 0.161585 | 0.422251 |
| 0.9 | 157.5 | 3.95578 | 0.281199 | 0.612307 |
| 0.9 | 202.5 | 3.86226 | 0.270836 | 0.650394 |
| 0.9 | 210.0 | 2.72824 | 0.139746 | 0.399381 |
| 0.9 | 220.0 | 3.00364 | 0.164057 | 0.425961 |
| 0.9 | 247.5 | 2.72383 | 0.110367 | 0.345599 |
| 0.9 | 260.0 | 3.11385 | 0.138435 | 0.37191 |
| 0.9 | 270.0 | 3.21076 | 0.136239 | 0.381462 |
Experiment comment: