CLAS Physics Database

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Measurement E216M572

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(π+), mcbn/rad
Differential cross section, where ψ(π+) is out-of-plane angle of p and π− in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 4.2 — 5 GeV2
W : 1.75 — 1.8 GeV

Observable quantity measured (Y axis): dσ/dψ(π+), mcbn/rad
Plot measurement data

Parameter (X axis): ψ(π+), deg

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

Measured data:

ψ(π+),
deg
dσ/dψ(π+),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.22319 0.00828281 0.02057501
54 0.21931 0.00749871 0.02049234
90 0.235978 0.00982318 0.02184142
126 0.280232 0.0126416 0.02419956
162 0.305766 0.0103972 0.03070985
198 0.287208 0.0109645 0.02580701
234 0.293335 0.00986554 0.02459943
270 0.241831 0.00863671 0.022144
306 0.21083 0.00982982 0.02001018
342 0.16972 0.0466116 0.02007326