CLAS Physics Database

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Measurement E216M157

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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+πp, polarization: none

Q2 : 2.4 — 3 GeV2
W : 1.55 — 1.6 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 0.382591 0.0418526 0.07681867
54 0.420227 0.0268213 0.07068723
90 0.41772 0.0149324 0.03201571
126 0.433695 0.0125248 0.03468228
162 0.460173 0.0133295 0.03610085
198 0.464411 0.0113298 0.03525221
234 0.453173 0.0170943 0.03606025
270 0.423785 0.0159915 0.03965183
306 0.41235 0.0264292 0.03965576
342 0.376654 0.0245224 0.09225446