CLAS Physics Database

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Measurement E216M373

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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 : 2.05 — 2.1 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 0.33496 0.0158566 0.03418758
54 0.336997 0.0141895 0.02956159
90 0.396512 0.0140862 0.03102888
126 0.484081 0.0153812 0.03606689
162 0.577011 0.0147925 0.04130153
198 0.593564 0.014193 0.0424755
234 0.472957 0.0191354 0.03479951
270 0.422239 0.0167031 0.03576213
306 0.352994 0.0133612 0.0302901
342 0.333943 0.0225194 0.03868056