CLAS Physics Database

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Measurement E216M303

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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 — 3.5 GeV2
W : 1.65 — 1.7 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 0.710595 0.158768 0.16032075
54 0.485481 0.019795 0.06445039
90 0.459171 0.0186813 0.04364378
126 0.40876 0.0143748 0.03206778
162 0.481953 0.0206731 0.03665948
198 0.441797 0.0129058 0.03295262
234 0.425843 0.0137262 0.03192941
270 0.444274 0.0159969 0.03553828
306 0.517565 0.0440398 0.05244814
342 0.497227 0.0280115 0.07853662