CLAS Physics Database

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Measurement E216M483

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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 : 1.95 — 2 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 0.333954 0.013411 0.03690027
54 0.362019 0.0125562 0.0293896
90 0.346322 0.0107684 0.0265313
126 0.354225 0.0090258 0.02642307
162 0.349866 0.00899008 0.02846835
198 0.357879 0.00917324 0.02811598
234 0.332514 0.0106981 0.0255565
270 0.351483 0.0106591 0.02594317
306 0.347744 0.0132987 0.0282869
342 0.327318 0.0123068 0.03609932