CLAS Physics Database

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Measurement E216M842

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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 : 6 — 7 GeV2
W : 1.85 — 1.9 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 0.076161 0.00492569 0.0075762
54 0.0875388 0.00617335 0.00799198
90 0.0883842 0.0060378 0.00907542
126 0.121987 0.0110038 0.00983121
162 0.145082 0.0102167 0.01178017
198 0.129403 0.0122918 0.01232203
234 0.112999 0.00792724 0.00892655
270 0.0933563 0.00838976 0.00924001
306 0.0681855 0.00563096 0.00766908
342 0.0713324 0.0053846 0.00762927