Measurement E187M138
| 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: | 0.5 GeV2 | |
| W: | 1.6625 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 | 0.819312 | 0.0486408 | 0.0741078 |
| -0.9 | 22.5 | 0.824896 | 0.04776 | 0.0732844 |
| -0.9 | 30.0 | 0.793799 | 0.0433484 | 0.0677544 |
| -0.9 | 330.0 | 0.763307 | 0.0422365 | 0.064051 |
| -0.9 | 337.5 | 0.739352 | 0.0450305 | 0.0680447 |
| -0.9 | 340.0 | 0.755602 | 0.0466252 | 0.0701311 |
| -0.7 | 20.0 | 0.490526 | 0.0366251 | 0.0400242 |
| -0.7 | 22.5 | 0.474217 | 0.0350037 | 0.0394339 |
| -0.7 | 30.0 | 0.462712 | 0.0312302 | 0.039175 |
| -0.7 | 247.5 | 0.511738 | 0.0360525 | 0.0443322 |
| -0.7 | 260.0 | 0.466704 | 0.0375939 | 0.0424278 |
| -0.7 | 270.0 | 0.448868 | 0.0331942 | 0.0457186 |
| -0.7 | 330.0 | 0.386393 | 0.0278331 | 0.0347502 |
| -0.7 | 337.5 | 0.385953 | 0.0307231 | 0.0310785 |
| -0.7 | 340.0 | 0.373741 | 0.0310622 | 0.0290723 |
| -0.5 | 30.0 | 0.342888 | 0.0285786 | 0.0329323 |
| -0.5 | 67.5 | 0.550868 | 0.0461698 | 0.0478904 |
| -0.5 | 90.0 | 0.554945 | 0.0306335 | 0.0456741 |
| -0.5 | 100.0 | 0.55846 | 0.0346828 | 0.0455768 |
| -0.5 | 112.5 | 0.563843 | 0.034752 | 0.0466389 |
| -0.5 | 247.5 | 0.483309 | 0.0306477 | 0.0421655 |
| -0.5 | 260.0 | 0.48095 | 0.0314334 | 0.0438627 |
| -0.5 | 270.0 | 0.480124 | 0.0277042 | 0.0458997 |
| -0.5 | 292.5 | 0.544097 | 0.0454098 | 0.0523754 |
| -0.5 | 300.0 | 0.552084 | 0.0486953 | 0.0531496 |
| -0.5 | 330.0 | 0.397964 | 0.0260736 | 0.0345986 |
| -0.5 | 337.5 | 0.362596 | 0.0282637 | 0.0337818 |
| -0.5 | 340.0 | 0.357454 | 0.0291464 | 0.0338352 |
| -0.3 | 22.5 | 0.475281 | 0.0416275 | 0.0402279 |
| -0.3 | 30.0 | 0.480646 | 0.0345095 | 0.0411412 |
| -0.3 | 90.0 | 0.538231 | 0.0341774 | 0.0401376 |
| -0.3 | 100.0 | 0.620251 | 0.0419311 | 0.0440067 |
| -0.3 | 112.5 | 0.681202 | 0.0480919 | 0.0490254 |
| -0.3 | 260.0 | 0.529005 | 0.0383576 | 0.0423293 |
| -0.3 | 270.0 | 0.496 | 0.0294096 | 0.040732 |
| -0.3 | 292.5 | 0.514088 | 0.0399373 | 0.0478989 |
| -0.3 | 300.0 | 0.558765 | 0.0446876 | 0.0527158 |
| -0.3 | 330.0 | 0.498454 | 0.0349802 | 0.0398047 |
| -0.3 | 337.5 | 0.46329 | 0.0407768 | 0.0358367 |
| -0.1 | 30.0 | 0.426966 | 0.0362489 | 0.0379801 |
| -0.1 | 67.5 | 0.416114 | 0.0329264 | 0.0394365 |
| -0.1 | 90.0 | 0.38503 | 0.0252647 | 0.0333195 |
| -0.1 | 100.0 | 0.339301 | 0.0281905 | 0.0289035 |
| 0.3 | 270.0 | 0.346338 | 0.0235043 | 0.0332348 |
| 0.5 | 60.0 | 0.891707 | 0.0703588 | 0.0604414 |
| 0.5 | 67.5 | 0.926074 | 0.0562185 | 0.0654239 |
| 0.5 | 90.0 | 0.994946 | 0.0442532 | 0.0784207 |
| 0.5 | 100.0 | 0.971748 | 0.0546989 | 0.0831336 |
| 0.5 | 112.5 | 0.903866 | 0.0558737 | 0.0848656 |
| 0.5 | 140.0 | 0.713128 | 0.0548521 | 0.0561444 |
| 0.5 | 150.0 | 0.630607 | 0.0433028 | 0.0509436 |
| 0.5 | 157.5 | 0.598773 | 0.0495486 | 0.0504767 |
| 0.5 | 210.0 | 0.686918 | 0.0526036 | 0.0482304 |
| 0.5 | 247.5 | 0.796155 | 0.05144 | 0.06824 |
| 0.5 | 260.0 | 0.912567 | 0.0489357 | 0.0763389 |
| 0.5 | 270.0 | 0.967833 | 0.0408085 | 0.077829 |
| 0.5 | 292.5 | 0.969999 | 0.0511722 | 0.0730677 |
| 0.5 | 300.0 | 0.944867 | 0.0713478 | 0.0737604 |
| 0.7 | 67.5 | 1.62253 | 0.106239 | 0.130015 |
| 0.7 | 90.0 | 1.87655 | 0.0740105 | 0.148792 |
| 0.7 | 100.0 | 1.85018 | 0.0824916 | 0.146342 |
| 0.7 | 112.5 | 1.82369 | 0.0824248 | 0.155752 |
| 0.7 | 140.0 | 1.53884 | 0.0896173 | 0.15047 |
| 0.7 | 150.0 | 1.36883 | 0.0678883 | 0.120654 |
| 0.7 | 157.5 | 1.3617 | 0.0817404 | 0.114028 |
| 0.7 | 180.0 | 1.09506 | 0.0736115 | 0.0961947 |
| 0.7 | 202.5 | 1.1869 | 0.0739446 | 0.101257 |
| 0.7 | 210.0 | 1.29897 | 0.0656324 | 0.117797 |
| 0.7 | 220.0 | 1.47009 | 0.0875538 | 0.141265 |
| 0.7 | 247.5 | 1.90859 | 0.0899302 | 0.158762 |
| 0.7 | 260.0 | 1.87867 | 0.0849404 | 0.142939 |
| 0.7 | 270.0 | 1.89108 | 0.0753107 | 0.143838 |
| 0.7 | 292.5 | 1.64783 | 0.101652 | 0.128563 |
| 0.9 | 112.5 | 2.38422 | 0.161021 | 0.274916 |
| 0.9 | 140.0 | 2.27445 | 0.110619 | 0.301115 |
| 0.9 | 150.0 | 2.12502 | 0.101054 | 0.308757 |
| 0.9 | 157.5 | 2.14084 | 0.120359 | 0.344449 |
| 0.9 | 180.0 | 2.04188 | 0.147915 | 0.405586 |
| 0.9 | 202.5 | 2.26492 | 0.10571 | 0.346714 |
| 0.9 | 210.0 | 2.21233 | 0.0903545 | 0.318236 |
| 0.9 | 220.0 | 2.27878 | 0.110438 | 0.290663 |
| 0.9 | 247.5 | 2.42855 | 0.163723 | 0.258812 |
Experiment comment: