CLAS Physics Database

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Measurement E216M528

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(p), mcbn/rad
Differential cross section, where ψ(p) is out-of-plane angle of π+ and π− in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 4.2 — 5 GeV2
W : 1.5 — 1.55 GeV

Observable quantity measured (Y axis): dσ/dψ(p), mcbn/rad
Plot measurement data

Parameter (X axis): ψ(p), deg

Click here to get data in text file, delimited with tabs.

Measured data:

ψ(p),
deg
dσ/dψ(p),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.159195 0.013006 0.02687098
54 0.12766 0.0687223 0.03079698
90 0.143868 0.0156992 0.02750086
126 0.147979 0.00921296 0.01363267
162 0.17159 0.00936587 0.01495186
198 0.161223 0.00918068 0.01507013
234 0.133274 0.00851081 0.01128043
270 0.122101 0.0132457 0.01211505
306 0.15895 0.015015 0.01846039
342 0.194381 0.0414787 0.02980931