CLAS Physics Database

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Measurement E216M193

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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 : 1.75 — 1.8 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 0.658646 0.020228 0.09929075
54 0.68234 0.0226525 0.07111654
90 0.713298 0.0162452 0.05663003
126 0.731022 0.0214593 0.05787777
162 0.748428 0.0135734 0.05458266
198 0.760606 0.0250206 0.05595666
234 0.723503 0.0148366 0.05868971
270 0.696665 0.0146507 0.05758897
306 0.765978 0.0360188 0.07914565
342 0.704119 0.0245696 0.10063032