CLAS Physics Database

Measurement E216M157

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: 1.55 — 1.6 GeV

Measurement data
ψ(π), [deg] dσ/dψ(π), [μb/rad] uncertainty
18.0 0.382591 0.0418526
54.0 0.420227 0.0268213
90.0 0.41772 0.0149324
126.0 0.433695 0.0125248
162.0 0.460173 0.0133295
198.0 0.464411 0.0113298
234.0 0.453173 0.0170943
270.0 0.423785 0.0159915
306.0 0.41235 0.0264292
342.0 0.376654 0.0245224