CLAS Physics Database

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Measurement E216M402

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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 : 3.5 — 4.2 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 0.254739 0.0121072 0.04651781
54 0.258359 0.0330275 0.03130278
90 0.174717 0.0120206 0.01468409
126 0.202823 0.0110414 0.01753416
162 0.217334 0.0100333 0.01718548
198 0.201355 0.0106802 0.01753797
234 0.20395 0.0115059 0.02172528
270 0.199168 0.0121046 0.0164722
306 0.225648 0.0214652 0.02575164
342 0.217573 0.010222 0.04525041