Measurement E187M117
| 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: | 1.4625 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 | 30.0 | 0.46686 | 0.0405311 | 0.038332 |
| -0.9 | 60.0 | 0.745072 | 0.0618868 | 0.0616993 |
| -0.9 | 67.5 | 0.780923 | 0.0584137 | 0.0671905 |
| -0.9 | 90.0 | 0.940691 | 0.0638872 | 0.0861268 |
| -0.9 | 270.0 | 0.87236 | 0.0598534 | 0.07203 |
| -0.9 | 292.5 | 0.756642 | 0.0561449 | 0.066763 |
| -0.9 | 300.0 | 0.693813 | 0.0574 | 0.0589216 |
| -0.9 | 330.0 | 0.480169 | 0.0334789 | 0.0372555 |
| -0.9 | 337.5 | 0.447016 | 0.0357029 | 0.034613 |
| -0.9 | 340.0 | 0.441869 | 0.0366475 | 0.0338149 |
| -0.7 | 30.0 | 0.235027 | 0.0207788 | 0.017002 |
| -0.7 | 100.0 | 0.830212 | 0.0696801 | 0.10047 |
| -0.7 | 112.5 | 0.845808 | 0.071922 | 0.0871857 |
| -0.7 | 270.0 | 0.724361 | 0.0485377 | 0.0675548 |
| -0.5 | 90.0 | 0.710972 | 0.0401907 | 0.055574 |
| -0.5 | 100.0 | 0.781615 | 0.0521783 | 0.0661962 |
| -0.5 | 112.5 | 0.710214 | 0.0478997 | 0.0561051 |
| -0.5 | 247.5 | 0.770977 | 0.0617168 | 0.0681464 |
| -0.5 | 270.0 | 0.688299 | 0.0460665 | 0.0651108 |
| -0.5 | 292.5 | 0.541051 | 0.0412688 | 0.0495012 |
| -0.3 | 30.0 | 0.448105 | 0.037433 | 0.033314 |
| -0.3 | 60.0 | 0.64372 | 0.0494605 | 0.0487222 |
| -0.3 | 67.5 | 0.637093 | 0.0445292 | 0.0488272 |
| -0.3 | 90.0 | 0.717405 | 0.0362935 | 0.0555092 |
| -0.3 | 100.0 | 0.740291 | 0.0438562 | 0.0588311 |
| -0.3 | 112.5 | 0.733961 | 0.0411833 | 0.0538348 |
| -0.3 | 210.0 | 0.502267 | 0.0446318 | 0.0519626 |
| -0.3 | 220.0 | 0.533277 | 0.0474343 | 0.0439599 |
| -0.3 | 247.5 | 0.635284 | 0.0373775 | 0.0446689 |
| -0.3 | 260.0 | 0.659577 | 0.0407082 | 0.0472721 |
| -0.3 | 270.0 | 0.625484 | 0.0333102 | 0.0472881 |
| -0.3 | 292.5 | 0.570715 | 0.0413436 | 0.0499134 |
| -0.3 | 300.0 | 0.566689 | 0.0451717 | 0.0473518 |
| -0.3 | 330.0 | 0.509447 | 0.0399997 | 0.0372976 |
| -0.1 | 60.0 | 0.812859 | 0.0631498 | 0.0879881 |
| -0.1 | 67.5 | 0.815966 | 0.0554849 | 0.0859906 |
| -0.1 | 90.0 | 0.93258 | 0.0379068 | 0.0740207 |
| -0.1 | 100.0 | 0.941538 | 0.045016 | 0.0740872 |
| -0.1 | 112.5 | 0.864482 | 0.0401569 | 0.061941 |
| -0.1 | 140.0 | 0.581921 | 0.0469341 | 0.0414519 |
| -0.1 | 150.0 | 0.518188 | 0.0422463 | 0.0372505 |
| -0.1 | 210.0 | 0.556672 | 0.0426813 | 0.0422239 |
| -0.1 | 220.0 | 0.618075 | 0.0469208 | 0.0469134 |
| -0.1 | 247.5 | 0.799561 | 0.0375096 | 0.0603136 |
| -0.1 | 260.0 | 0.830918 | 0.041465 | 0.0629331 |
| -0.1 | 270.0 | 0.842752 | 0.0359548 | 0.0644561 |
| -0.1 | 292.5 | 0.770606 | 0.0478089 | 0.0610571 |
| -0.1 | 300.0 | 0.786724 | 0.0532127 | 0.0676461 |
| 0.1 | 60.0 | 1.05454 | 0.061043 | 0.0851598 |
| 0.1 | 67.5 | 1.17233 | 0.0566421 | 0.0869129 |
| 0.1 | 90.0 | 1.14813 | 0.039096 | 0.0798556 |
| 0.1 | 100.0 | 1.13803 | 0.0472039 | 0.0777209 |
| 0.1 | 112.5 | 0.983816 | 0.0409794 | 0.0700743 |
| 0.1 | 140.0 | 0.663959 | 0.0529276 | 0.057977 |
| 0.1 | 150.0 | 0.575868 | 0.0469783 | 0.0503045 |
| 0.1 | 210.0 | 0.473781 | 0.0423055 | 0.0392965 |
| 0.1 | 220.0 | 0.562989 | 0.0490152 | 0.0462712 |
| 0.1 | 247.5 | 0.961749 | 0.0412488 | 0.066484 |
| 0.1 | 260.0 | 1.13737 | 0.047663 | 0.0812485 |
| 0.1 | 270.0 | 1.16751 | 0.0400809 | 0.0861979 |
| 0.1 | 292.5 | 1.25681 | 0.0598983 | 0.102663 |
| 0.1 | 300.0 | 1.10432 | 0.0636742 | 0.0918014 |
| 0.3 | 60.0 | 1.65225 | 0.0828284 | 0.113245 |
| 0.3 | 67.5 | 1.73148 | 0.0677879 | 0.120386 |
| 0.3 | 90.0 | 1.73256 | 0.0478368 | 0.117386 |
| 0.3 | 100.0 | 1.64084 | 0.0571952 | 0.113128 |
| 0.3 | 112.5 | 1.4148 | 0.0541135 | 0.0965271 |
| 0.3 | 140.0 | 0.891042 | 0.0752849 | 0.0645681 |
| 0.3 | 150.0 | 0.736403 | 0.0635688 | 0.0520526 |
| 0.3 | 210.0 | 0.906994 | 0.0661533 | 0.0716172 |
| 0.3 | 220.0 | 1.07544 | 0.077001 | 0.0848027 |
| 0.3 | 247.5 | 1.3961 | 0.0554501 | 0.0939594 |
| 0.3 | 260.0 | 1.49957 | 0.0567802 | 0.101189 |
| 0.3 | 270.0 | 1.60489 | 0.04759 | 0.109002 |
| 0.3 | 292.5 | 1.63493 | 0.0664767 | 0.119828 |
| 0.3 | 300.0 | 1.61149 | 0.084011 | 0.117384 |
| 0.5 | 60.0 | 2.31308 | 0.113912 | 0.167477 |
| 0.5 | 67.5 | 2.18136 | 0.0804365 | 0.163977 |
| 0.5 | 90.0 | 2.09685 | 0.0603224 | 0.150924 |
| 0.5 | 100.0 | 1.89587 | 0.0709625 | 0.136529 |
| 0.5 | 112.5 | 1.71366 | 0.0739353 | 0.122915 |
| 0.5 | 140.0 | 1.26172 | 0.100275 | 0.104295 |
| 0.5 | 150.0 | 1.03543 | 0.0836931 | 0.0862156 |
| 0.5 | 210.0 | 1.16683 | 0.0900578 | 0.097397 |
| 0.5 | 220.0 | 1.43486 | 0.108764 | 0.122989 |
| 0.5 | 247.5 | 1.78146 | 0.0661843 | 0.129181 |
| 0.5 | 260.0 | 1.92281 | 0.0674078 | 0.140129 |
| 0.5 | 270.0 | 2.08294 | 0.0578537 | 0.14686 |
| 0.5 | 292.5 | 2.10468 | 0.0854492 | 0.153728 |
| 0.5 | 300.0 | 2.15296 | 0.110654 | 0.150356 |
| 0.7 | 60.0 | 3.61477 | 0.273719 | 0.296009 |
| 0.7 | 67.5 | 2.99121 | 0.165127 | 0.24639 |
| 0.7 | 90.0 | 2.55896 | 0.0872528 | 0.207682 |
| 0.7 | 100.0 | 2.34095 | 0.0935434 | 0.199281 |
| 0.7 | 112.5 | 2.14196 | 0.0869252 | 0.186456 |
| 0.7 | 140.0 | 2.2765 | 0.156217 | 0.241943 |
| 0.7 | 150.0 | 2.00396 | 0.135403 | 0.213073 |
| 0.7 | 210.0 | 1.63815 | 0.119172 | 0.13312 |
| 0.7 | 220.0 | 1.9143 | 0.139384 | 0.157338 |
| 0.7 | 247.5 | 2.06639 | 0.0785687 | 0.157153 |
| 0.7 | 260.0 | 2.29031 | 0.0825908 | 0.176543 |
| 0.7 | 270.0 | 2.46056 | 0.0807774 | 0.192969 |
| 0.7 | 292.5 | 2.77906 | 0.159275 | 0.248037 |
| 0.9 | 90.0 | 3.12165 | 0.125992 | 0.344899 |
| 0.9 | 100.0 | 2.90361 | 0.124123 | 0.320165 |
| 0.9 | 112.5 | 2.43945 | 0.102215 | 0.28874 |
| 0.9 | 140.0 | 2.05382 | 0.126501 | 0.314618 |
| 0.9 | 150.0 | 1.85065 | 0.117927 | 0.278497 |
| 0.9 | 202.5 | 2.47081 | 0.194992 | 0.413062 |
| 0.9 | 210.0 | 2.09797 | 0.112552 | 0.304533 |
| 0.9 | 220.0 | 2.21362 | 0.128179 | 0.31435 |
| 0.9 | 247.5 | 2.59757 | 0.100351 | 0.327627 |
| 0.9 | 260.0 | 3.08068 | 0.130521 | 0.37589 |
| 0.9 | 270.0 | 3.23981 | 0.129909 | 0.394905 |
Experiment comment: