CLAS Physics Database

Measurement E216M355

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π)
Q2: 3.0 — 3.5 GeV2
W: 1.95 — 2.0 GeV

Measurement data
ψ(π), [deg] dσ/dψ(π), [μb/rad] uncertainty
18.0 0.410882 0.0154576
54.0 0.449354 0.0356175
90.0 0.478148 0.0265602
126.0 0.527318 0.0162493
162.0 0.616794 0.0174164
198.0 0.630358 0.0129696
234.0 0.549466 0.0152441
270.0 0.450516 0.0144679
306.0 0.427181 0.0185593
342.0 0.433252 0.0341025