CLAS Physics Database

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Measurement E216M302

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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 : 3 — 3.5 GeV2
W : 1.65 — 1.7 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 0.384727 0.0138413 0.09406443
54 0.406192 0.0149618 0.04531743
90 0.408518 0.0117191 0.04479181
126 0.514309 0.0145671 0.04954802
162 0.611977 0.0144324 0.05843742
198 0.587994 0.02065 0.06135629
234 0.491007 0.0122629 0.04829251
270 0.413525 0.0183909 0.04392945
306 0.375646 0.0115625 0.04268414
342 0.377962 0.0128946 0.08792739