CLAS Physics Database

Measurement E216M337

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: 1.85 — 1.9 GeV

Measurement data
ψ(π), [deg] dσ/dψ(π), [μb/rad] uncertainty
18.0 0.414937 0.0242428
54.0 0.430625 0.0235288
90.0 0.499314 0.0226735
126.0 0.53002 0.014502
162.0 0.629786 0.0138549
198.0 0.614514 0.0272547
234.0 0.546247 0.0138752
270.0 0.478481 0.0148969
306.0 0.499374 0.0550415
342.0 0.5118 0.0821831