CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E187M83

You are not logged in.

Experiment: e1e, 2022

Spokespersons: Y. Tian, R. W. Gothe V.I. Mokeev, and G. Hollis

Experiment comment: Q2 : 0.4 — 1.0 GeV2 W : up to 1.825 GeV Ebeam : 2.039 GeV

Publication:

Quantity measured: dσ/dΩ (quasi-free), mcbn/sterad
quasi-free differential cross section
Beam: e, polarization: none
Target: d (Z=1, A=2), polarization: none
Final state: π− p, polarization: none

Q2 : 0.5 GeV2
W : 1.1875 GeV

Select data slice:
cos(θ) =

Fit φ dependence:

 Observable quantity measured (Y axis): dσ/dΩ (quasi-free), mcbn/sterad
Plot measurement data

Parameter (X axis): φ, degree

Click here to view sliced data.

Your browser must support Java to use this feature.
You can find appropriate software at www.java.com

Click here to view 3D plot of the data.

Your must have VRML plugin for your browser installed to see this type of 3D plots.
For some types of browsers you can find it here: www.parallelgraphics.com

Click here to get data in text file, delimited with tabs.

Click here to get calculated fit coefficients in text file, delimited with tabs.

Measured data:

cos(θ) φ,
degree 		dσ/dΩ (quasi-free),
mcbn/sterad 		Data errors,
mcbn/sterad 		Systematic errors,
mcbn/sterad
-0.7 90 9.82892 0.371619 0.765663
-0.7 100 9.88697 0.400231 0.759334
-0.7 112.5 9.91755 0.315282 0.729741
-0.7 140 9.44267 0.38578 0.678772
-0.7 150 7.87187 0.272575 0.602842
-0.7 157.5 7.24431 0.344785 0.608375
-0.7 180 6.07425 0.284137 0.56124
-0.7 202.5 8.44941 0.383886 0.726785
-0.7 210 8.06996 0.326717 0.631235
-0.7 220 9.06692 0.450643 0.687561
-0.7 247.5 8.95138 0.347408 0.741577
-0.7 260 9.12452 0.393573 0.800949
-0.7 270 9.35344 0.374446 0.849592
-0.5 67.5 11.0122 0.726962 0.992344
-0.5 90 10.2615 0.294927 0.756903
-0.5 100 10.1906 0.310781 0.752744
-0.5 112.5 10.1007 0.270586 0.720575
-0.5 140 9.43808 0.331362 0.670544
-0.5 150 7.96605 0.22881 0.542811
-0.5 157.5 7.34442 0.272181 0.508605
-0.5 180 6.09468 0.232028 0.436868
-0.5 202.5 7.74104 0.307823 0.539644
-0.5 210 8.44491 0.249894 0.580112
-0.5 220 10.3113 0.346525 0.676448
-0.5 247.5 10.4536 0.279643 0.760937
-0.5 260 10.064 0.314335 0.778648
-0.5 270 9.84035 0.292627 0.766237
-0.5 292.5 7.78532 0.556842 0.735145
-0.3 67.5 10.3657 0.489894 0.876224
-0.3 90 11.1217 0.297586 0.925702
-0.3 100 11.4487 0.330686 0.938509
-0.3 112.5 11.3105 0.309914 0.926714
-0.3 140 9.52215 0.335319 0.682651
-0.3 150 8.56321 0.225304 0.592321
-0.3 157.5 7.61439 0.246608 0.522281
-0.3 180 7.12086 0.20343 0.496425
-0.3 202.5 7.72654 0.25012 0.538678
-0.3 210 8.20966 0.218434 0.571334
-0.3 220 9.02744 0.318204 0.645824
-0.3 247.5 10.7563 0.305118 0.829005
-0.3 260 11.4184 0.345997 0.87955
-0.3 270 10.7389 0.303059 0.810197
-0.3 292.5 9.38011 0.487895 0.737047
-0.1 60 9.71486 0.461037 0.817663
-0.1 67.5 10.9856 0.37678 0.935578
-0.1 90 12.5011 0.280669 1.10634
-0.1 100 12.7773 0.344408 1.18721
-0.1 112.5 12.5053 0.338884 1.13025
-0.1 140 9.33997 0.342559 0.730645
-0.1 150 8.2606 0.227314 0.597387
-0.1 157.5 7.28531 0.237991 0.52147
-0.1 180 7.22735 0.20929 0.502347
-0.1 202.5 7.96337 0.26088 0.552441
-0.1 210 8.51834 0.237364 0.605608
-0.1 220 9.04932 0.353608 0.70496
-0.1 247.5 11.7044 0.347131 0.909326
-0.1 260 12.2754 0.359553 0.920407
-0.1 270 11.9233 0.281865 0.879447
-0.1 292.5 10.3573 0.347633 0.780284
-0.1 300 9.1564 0.414792 0.745837
0.1 60 9.69273 0.447404 0.781717
0.1 67.5 10.8349 0.369796 0.927545
0.1 90 12.3018 0.293471 1.11484
0.1 100 12.5174 0.370708 1.20715
0.1 112.5 11.7656 0.397258 1.10867
0.1 140 8.20432 0.38119 0.713077
0.1 150 7.98903 0.249042 0.595243
0.1 157.5 7.50738 0.251826 0.541037
0.1 180 7.50153 0.211118 0.557097
0.1 202.5 8.00661 0.24163 0.589957
0.1 210 8.38149 0.237317 0.612603
0.1 220 8.74484 0.381784 0.664756
0.1 247.5 12.0354 0.383292 1.05276
0.1 260 12.6371 0.360072 1.11987
0.1 270 11.981 0.289526 0.987517
0.1 292.5 9.77519 0.36254 0.738052
0.1 300 8.53338 0.452806 0.607045
0.3 60 8.50964 0.543247 0.796143
0.3 67.5 9.28103 0.417116 0.864284
0.3 90 11.4544 0.327512 1.08501
0.3 100 11.8623 0.395128 1.12795
0.3 112.5 12.2754 0.440768 1.15531
0.3 140 7.87443 0.335853 0.70424
0.3 150 7.66799 0.216823 0.566512
0.3 157.5 7.18577 0.214469 0.543877
0.3 180 7.30433 0.201707 0.528073
0.3 202.5 7.75264 0.236076 0.571849
0.3 210 8.05217 0.232697 0.576821
0.3 220 8.48442 0.363478 0.676895
0.3 247.5 11.7659 0.441352 1.00685
0.3 260 12.3715 0.396894 1.15169
0.3 270 11.8042 0.311943 1.07648
0.3 292.5 9.95705 0.372506 0.877258
0.3 300 8.57933 0.461149 0.741655
0.5 60 6.78764 0.528732 0.57366
0.5 67.5 7.83938 0.38005 0.687643
0.5 90 10.1819 0.332909 0.894148
0.5 100 10.9561 0.408919 1.00657
0.5 112.5 11.1059 0.491694 1.12158
0.5 140 6.83224 0.344948 0.652409
0.5 150 7.0112 0.225604 0.533832
0.5 157.5 6.8215 0.228898 0.52333
0.5 180 6.86746 0.206583 0.503177
0.5 202.5 6.90144 0.218966 0.485482
0.5 210 7.08117 0.21544 0.491558
0.5 220 7.29064 0.320631 0.524517
0.5 247.5 11.0208 0.475277 0.850091
0.5 260 11.3721 0.411796 0.877758
0.5 270 10.6893 0.34098 0.808422
0.5 292.5 8.58518 0.405598 0.637198
0.5 300 7.38448 0.566121 0.583632
0.7 67.5 7.67766 0.615424 0.847935
0.7 90 8.14709 0.435287 0.908201
0.7 100 8.72285 0.537398 0.994707
0.7 112.5 7.23543 0.442632 0.855295
0.7 140 6.68485 0.296444 0.602151
0.7 150 6.71577 0.22209 0.554256
0.7 157.5 6.70837 0.23544 0.542478
0.7 180 6.05089 0.251937 0.528691
0.7 202.5 6.10627 0.246816 0.488172
0.7 210 6.25012 0.22077 0.469256
0.7 220 6.89377 0.280264 0.4852
0.7 247.5 7.19377 0.375825 0.598802
0.7 260 7.77529 0.476468 0.856927
0.7 270 7.15891 0.390416 0.815641
0.7 292.5 6.49577 0.572239 0.733072
0.9 60 4.2355 0.262668 0.333419
0.9 67.5 4.51324 0.227929 0.358917
0.9 90 5.5839 0.21117 0.462194
0.9 100 5.94807 0.276223 0.520289
0.9 112.5 5.92816 0.251516 0.481113
0.9 140 5.93343 0.22208 0.48587
0.9 150 6.06667 0.182258 0.504904
0.9 157.5 6.20783 0.211733 0.528165
0.9 180 6.29856 0.237558 0.536842
0.9 202.5 6.33025 0.216413 0.493917
0.9 210 6.12886 0.177185 0.472627
0.9 220 6.03049 0.209276 0.46084
0.9 247.5 5.55381 0.234391 0.425855
0.9 260 5.7152 0.298038 0.430225
0.9 270 5.24266 0.22321 0.379676
0.9 292.5 4.51294 0.258431 0.311542
0.9 300 3.90705 0.25092 0.266072