CLAS Physics Database

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Measurement E216M447

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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 : 3.5 — 4.2 GeV2
W : 1.75 — 1.8 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 0.394784 0.0142436 0.06406474
54 0.391509 0.018098 0.03992122
90 0.384629 0.0238957 0.03584429
126 0.366329 0.00921915 0.02779406
162 0.380939 0.010067 0.02922028
198 0.353037 0.0103721 0.02725059
234 0.345273 0.0117159 0.02676643
270 0.358708 0.0104685 0.0282672
306 0.403854 0.0257926 0.04707664
342 0.373184 0.013562 0.06206054