CLAS Physics Database

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Measurement E216M356

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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 : 1.95 — 2 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 0.44177 0.0110696 0.04508516
54 0.38267 0.015124 0.03490811
90 0.42988 0.0111555 0.0345551
126 0.552837 0.0141934 0.0419565
162 0.733626 0.0218155 0.05375707
198 0.682799 0.0151933 0.05054326
234 0.534803 0.014048 0.04091563
270 0.408156 0.0143287 0.03548083
306 0.416303 0.0147087 0.03693101
342 0.442755 0.0120634 0.04673252