CLAS Physics Database

Your browser does not support JavaScript or JavaScript is turned off in your browser. It is strongly recommended to turn JavaScript on to view this page. Some features may not work if JavaScript is turned off.

Measurement E39M197

You are not logged in.

Experiment: E1-5st-Sigma0 (E93-030/E00-112), 1999

Spokespersons: Mestayer, Hicks, Carman, Raue

Experiment comment: 5 structure function group analysis results for the K⁺Σ⁰ channel.

Measurement comment: Differential cross section were extracted by combining yields of the data pertaining to two different beam energies, 4.056 and 4.247 GeV.

Publication:

D.S. Carman, B.A. Raue, and CLAS Collaboration Beam-Recoil Polarization Transfer in the Nucleon Resonance Region in the Exclusive ep -> e′K⁺Λ and ep -> e′K⁺Σ⁰ Reactions at CLAS // PRC 79, 065205 (2009)

Quantity measured: dσ/dΩ, nb/sr
Differential cross section.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: K⁺ Σ⁰, polarization: none

Q² :	1.55 GeV²
W :	1.65 GeV
ε :	0.783781

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 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	dσ/dΩ, nb/sr	Data errors, nb/sr
-0.6	-157.5	0	0
-0.6	-112.5	0	0
-0.6	-67.5	0	0
-0.6	-22.5	0	0
-0.6	22.5	0	0
-0.6	67.5	0	0
-0.6	112.5	0	0
-0.6	157.5	0	0
-0.25	-157.5	0	0
-0.25	-112.5	0	0
-0.25	-67.5	0	0
-0.25	-22.5	0	0
-0.25	22.5	0	0
-0.25	67.5	0	0
-0.25	112.5	0	0
-0.25	157.5	0	0
0.05	-157.5	0	0
0.05	-112.5	0	0
0.05	-67.5	0	0
0.05	-22.5	0	0
0.05	22.5	0	0
0.05	67.5	0	0
0.05	112.5	0	0
0.05	157.5	0	0
0.35	-165	0	0
0.35	-135	0	0
0.35	-105	0	0
0.35	-75	0	0
0.35	-45	0	0
0.35	-15	0	0
0.35	15	0	0
0.35	45	0	0
0.35	75	0	0
0.35	105	0	0
0.35	135	0	0
0.35	165	0	0
0.65	-165	0	0
0.65	-135	0	0
0.65	-105	0	0
0.65	-75	0	0
0.65	-45	0	0
0.65	-15	0	0
0.65	15	0	0
0.65	45	0	0
0.65	75	0	0
0.65	105	0	0
0.65	135	0	0
0.65	165	0	0
0.9	-165	0	0
0.9	-135	0	0
0.9	-105	0	0
0.9	-75	0	0
0.9	-45	0	0
0.9	-15	0	0
0.9	15	0	0
0.9	45	0	0
0.9	75	0	0
0.9	105	0	0
0.9	135	0	0
0.9	165	0	0