CLAS Physics Database

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Measurement E216M220

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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 : 1.9 — 1.95 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 0.578722 0.0181137 0.07298772
54 0.649711 0.0292398 0.06755963
90 0.637708 0.014364 0.05257276
126 0.680854 0.0144291 0.05402753
162 0.789534 0.0149498 0.06246052
198 0.779418 0.0127885 0.05918
234 0.71074 0.0145134 0.05557323
270 0.632847 0.0162268 0.0533269
306 0.596929 0.0148604 0.06946554
342 0.670145 0.0446255 0.07639725