CLAS Physics Database

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Measurement E216M239

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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 : 2.4 — 3 GeV2
W : 2 — 2.05 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 0.550085 0.0119672 0.05913948
54 0.479221 0.0109888 0.04641491
90 0.567475 0.0118758 0.04437881
126 0.658434 0.0141134 0.04928691
162 0.882587 0.0232457 0.06639385
198 0.869994 0.0186196 0.06497264
234 0.646025 0.0132484 0.05117359
270 0.512833 0.0114642 0.04206132
306 0.47338 0.0106412 0.04415985
342 0.523579 0.0130577 0.05992586