CLAS Physics Database

Measurement E216M500

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: 2.05 — 2.1 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.267696 0.0116444
54.0 0.259304 0.00853877
90.0 0.30981 0.0106492
126.0 0.364227 0.0105497
162.0 0.46297 0.0142214
198.0 0.497085 0.0166508
234.0 0.350334 0.0118182
270.0 0.289256 0.00906532
306.0 0.243157 0.00842544
342.0 0.272034 0.00851709