CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E38M211

You are not logged in.

Experiment: E1-5st-Lambda (E93-030/E00-112), 1999

Spokespersons: Mestayer, Hicks, Carman, Raue

Experiment comment: 5 structure function group analysis results for the K+Λ channel.

Measurement comment: Differential cross sections for two different torus currents, 1500A and 2250A at 2.567GeV beam energy, were combined using error weighted average.

Publication:

Quantity measured: dσ/dΩ, nb/sr
Differential cross section.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: K+ Λ, polarization: none

Q2 : 0.65 GeV2
W : 1.75 GeV
ε : 0.635546

Select data slice:
cos(θ) =

Fit φ dependence:

Observable quantity measured (Y axis): dσ/dΩ, nb/sr
Plot measurement data

Parameter (X axis): φ,

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 dσ/dΩ,
nb/sr
Data errors,
nb/sr
-0.6 -157.5 69.236549 9.621744
-0.6 -112.5 72.376701 7.784932
-0.6 -67.5 52.805126 8.660423
-0.6 -22.5 46.654747 9.669163
-0.6 22.5 46.438023 10.78473
-0.6 67.5 60.014744 9.073624
-0.6 112.5 83.526878 7.983598
-0.6 157.5 44.953304 9.136066
-0.25 -157.5 111.64267 9.049639
-0.25 -112.5 107.159683 8.393922
-0.25 -67.5 78.534401 9.335961
-0.25 -22.5 62.633793 9.420209
-0.25 22.5 67.165024 9.622947
-0.25 67.5 86.073685 10.265056
-0.25 112.5 106.206711 8.689159
-0.25 157.5 101.704346 8.730112
0.05 -165 184.498093 11.729141
0.05 -135 158.311951 14.727593
0.05 -105 167.431778 11.793163
0.05 -75 160.62468 12.504654
0.05 -45 105.464905 14.514421
0.05 -15 60.29306 17.994745
0.05 15 73.907974 17.532127
0.05 45 96.127991 14.568927
0.05 75 144.312714 12.232053
0.05 105 153.928711 11.333665
0.05 135 165.365631 15.205303
0.05 165 186.539612 12.039666
0.35 -165 233.09935 12.788068
0.35 -135 239.731522 18.749733
0.35 -105 242.945511 14.957459
0.35 -75 180.423401 12.251589
0.35 -45 120.317566 20.445917
0.35 -15 88.129662 26.831026
0.35 15 100.65303 32.121548
0.35 45 136.445297 20.578608
0.35 75 208.006607 12.829664
0.35 105 236.224701 14.561669
0.35 135 216.564362 18.177017
0.35 165 232.032547 13.015153
0.65 -165 305.129913 14.1754
0.65 -135 321.472839 21.557632
0.65 -105 307.124329 22.842073
0.65 -75 271.613953 16.135218
0.65 -45 249.995026 22.152012
0.65 -15 0 0
0.65 15 0 0
0.65 45 189.29277 20.74518
0.65 75 270.693054 15.851458
0.65 105 316.748718 23.00491
0.65 135 316.4617 20.900055
0.65 165 306.490784 14.306734
0.9 -165 448.56958 21.964487
0.9 -135 401.98877 24.3009
0.9 -105 390.201294 32.875416
0.9 -75 343.114685 37.087467
0.9 -45 352.04599 43.972561
0.9 -15 327.513672 37.929958
0.9 15 348.475586 38.546322
0.9 45 369.695496 42.623085
0.9 75 334.217804 35.572193
0.9 105 335.667053 31.654825
0.9 135 451.112854 25.595402
0.9 165 400.872437 20.969982