CLAS Physics Database

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Measurement E216M256

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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 : 1.4 — 1.45 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 0.345611 0.150284 0.09081993
54 0.178573 0.0454692 0.04008489
90 0.137454 0.0094085 0.01179488
126 0.157418 0.0132796 0.01197746
162 0.213726 0.015216 0.01668066
198 0.188112 0.0119737 0.01644395
234 0.169138 0.012737 0.01303992
270 0.175476 0.020446 0.01794536
306 0.158261 0.0146794 0.01991689
342 0.184918 0.0261318 0.04442954