CLAS Physics Database

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Measurement E216M348

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

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

Q2 : 3 — 3.5 GeV2
W : 1.9 — 1.95 GeV

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

Parameter (X axis): ψ(p), deg

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

Measured data:

ψ(p),
deg
dσ/dψ(p),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.509355 0.0332062 0.06742803
54 0.504617 0.0143508 0.04267177
90 0.520792 0.013822 0.03869417
126 0.511059 0.0137673 0.03881458
162 0.56049 0.0158472 0.04377077
198 0.521939 0.0144978 0.04058847
234 0.45561 0.0143902 0.03565134
270 0.501115 0.0130477 0.03665994
306 0.567028 0.0226216 0.04410653
342 0.455186 0.0326853 0.05734938