CLAS Physics Database

Measurement E216M428

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π+)
Q2: 3.5 — 4.2 GeV2
W: 1.65 — 1.7 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.285702 0.00891182
54.0 0.284658 0.0110714
90.0 0.305223 0.011991
126.0 0.387989 0.0110419
162.0 0.464737 0.0222072
198.0 0.463846 0.0162657
234.0 0.367307 0.0156585
270.0 0.300641 0.0116431
306.0 0.281464 0.0104063
342.0 0.254231 0.00905792