CLAS Physics Database

Measurement E216M211

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π)
Q2: 2.4 — 3.0 GeV2
W: 1.85 — 1.9 GeV

Measurement data
ψ(π), [deg] dσ/dψ(π), [μb/rad] uncertainty
18.0 0.562113 0.0249904
54.0 0.606728 0.0219124
90.0 0.624253 0.0154642
126.0 0.711139 0.0155252
162.0 0.805992 0.0138247
198.0 0.807511 0.0151437
234.0 0.725598 0.0146821
270.0 0.678721 0.0193995
306.0 0.634663 0.0204378
342.0 0.564719 0.0246703