CLAS Physics Database

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Measurement E216M545

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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 : 4.2 — 5 GeV2
W : 1.6 — 1.65 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 0.120763 0.00603078 0.01322173
54 0.132268 0.00783347 0.01315685
90 0.148363 0.00717395 0.01570916
126 0.194831 0.0088304 0.01797797
162 0.241864 0.0113171 0.02176955
198 0.261186 0.0274872 0.02646878
234 0.191217 0.00853133 0.01728928
270 0.142425 0.00709241 0.01357182
306 0.121424 0.00614388 0.01318627
342 0.1225 0.00571617 0.01272759