CLAS Physics Database

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Measurement E216M230

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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 : 2.4 — 3 GeV2
W : 1.95 — 2 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 0.557222 0.0166383 0.06444523
54 0.507422 0.0109781 0.04892673
90 0.580825 0.0128831 0.04789417
126 0.726655 0.0207969 0.05873497
162 0.92765 0.0193517 0.06798983
198 0.911307 0.0182092 0.06724203
234 0.725761 0.0143776 0.05554352
270 0.556672 0.0134975 0.04890516
306 0.49044 0.0117256 0.04911012
342 0.608974 0.0127196 0.06669114