CLAS Physics Database

Measurement E187M134

Experiment: e1e
Year: 2022

Experiment comment:

Q2 : 0.4 — 1.0 GeV2 W : up to 1.825 GeV Ebeam : 2.039 GeV
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: 1.6125 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 //

Slice: cos(θ) =

Measurement data
cos(θ) φ, [degree] dσ/dΩ (quasi-free), [μb/sr] uncertainty syst. uncert.
-0.9 20.0 0.741767 0.0495441 0.0614739
-0.9 22.5 0.742161 0.0482399 0.0621311
-0.9 30.0 0.733348 0.0435987 0.0561741
-0.9 330.0 0.800982 0.044931 0.062254
-0.9 337.5 0.775169 0.0486558 0.0619646
-0.9 340.0 0.779487 0.0500884 0.061765
-0.7 22.5 0.291425 0.0253043 0.021926
-0.7 30.0 0.281223 0.022557 0.0201479
-0.7 90.0 0.414456 0.0370008 0.0313479
-0.7 100.0 0.478251 0.044314 0.0348452
-0.7 112.5 0.561949 0.0428589 0.0398059
-0.7 247.5 0.558965 0.0438684 0.0391166
-0.7 270.0 0.416168 0.0380293 0.0316108
-0.7 330.0 0.327385 0.0241841 0.0230003
-0.7 337.5 0.344208 0.0274736 0.0254745
-0.7 340.0 0.343952 0.028562 0.0258442
-0.5 30.0 0.354829 0.0267972 0.0314298
-0.5 90.0 0.484163 0.029719 0.0384451
-0.5 100.0 0.503286 0.034368 0.0400288
-0.5 112.5 0.546299 0.0328882 0.0419414
-0.5 247.5 0.583881 0.0330967 0.0450711
-0.5 260.0 0.582108 0.0363612 0.0466233
-0.5 270.0 0.551186 0.0315992 0.0439224
-0.3 30.0 0.461518 0.0353229 0.0425579
-0.3 90.0 0.353395 0.0283632 0.0260587
-0.3 270.0 0.397133 0.031488 0.0310723
-0.1 90.0 0.289252 0.0220482 0.0253093
-0.1 270.0 0.26464 0.020624 0.0219362
0.3 270.0 0.330664 0.0230673 0.021981
0.5 60.0 0.787611 0.0605331 0.0525542
0.5 67.5 0.864811 0.0469657 0.0601646
0.5 90.0 0.86764 0.0407053 0.0593709
0.5 100.0 0.845262 0.0518016 0.0608464
0.5 112.5 0.758025 0.060513 0.0584863
0.5 150.0 0.715087 0.0599861 0.0579155
0.5 220.0 0.728366 0.061374 0.0647083
0.5 247.5 0.867965 0.0504543 0.0717292
0.5 260.0 0.855048 0.0474069 0.0666698
0.5 270.0 0.851607 0.0378394 0.0626707
0.5 292.5 0.757017 0.0502394 0.0551001
0.5 300.0 0.740876 0.0604512 0.0543071
0.7 67.5 1.6298 0.090713 0.122849
0.7 90.0 1.67575 0.0649297 0.127485
0.7 100.0 1.65012 0.0725855 0.129149
0.7 112.5 1.67494 0.0811615 0.131595
0.7 140.0 1.38314 0.0768331 0.113546
0.7 150.0 1.34085 0.0633684 0.104782
0.7 157.5 1.21925 0.0680947 0.100283
0.7 202.5 1.28631 0.0844415 0.132453
0.7 210.0 1.31822 0.073672 0.134329
0.7 220.0 1.47929 0.0789971 0.126594
0.7 247.5 1.75494 0.0835376 0.131739
0.7 260.0 1.78098 0.0792239 0.129422
0.7 270.0 1.77383 0.0695179 0.126229
0.7 292.5 1.60556 0.0994573 0.118993
0.9 90.0 3.10346 0.255152 0.324196
0.9 100.0 3.2013 0.272371 0.328029
0.9 112.5 2.81019 0.170071 0.253065
0.9 140.0 2.32716 0.105547 0.336253
0.9 150.0 2.47684 0.0954871 0.37616
0.9 157.5 2.48386 0.110745 0.426935
0.9 180.0 3.27971 0.184818 0.579385
0.9 202.5 2.56192 0.112223 0.43888
0.9 210.0 2.52001 0.102161 0.436426
0.9 220.0 2.37914 0.113182 0.415091
0.9 247.5 2.59275 0.186726 0.391719
0.9 260.0 2.91889 0.268476 0.376451
0.9 270.0 2.72716 0.245118 0.348208