CLAS Physics Database

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Measurement E216M375

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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 : 2.05 — 2.1 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 0.411862 0.0170809 0.06260078
54 0.432045 0.0132342 0.0340652
90 0.428585 0.0128493 0.03283231
126 0.42631 0.0114922 0.03050777
162 0.457735 0.0125277 0.03514424
198 0.543846 0.0731007 0.06773755
234 0.41688 0.0105828 0.03107378
270 0.440597 0.0168301 0.03503506
306 0.430103 0.0152845 0.03531291
342 0.381938 0.0153105 0.03614304