CLAS Physics Database

Measurement E187M126

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: 0.7 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 //

Slice: cos(θ) =

Measurement data
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