CLAS Physics Database

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Measurement E216M355

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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 : 1.95 — 2 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 0.410882 0.0154576 0.04633992
54 0.449354 0.0356175 0.04936441
90 0.478148 0.0265602 0.0380896
126 0.527318 0.0162493 0.03900308
162 0.616794 0.0174164 0.04876242
198 0.630358 0.0129696 0.04529283
234 0.549466 0.0152441 0.0424636
270 0.450516 0.0144679 0.03674274
306 0.427181 0.0185593 0.03626146
342 0.433252 0.0341025 0.08995848