CLAS Physics Database

Measurement E216M351

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(p)))
Q2: 3.0 — 3.5 GeV2
W: 1.9 — 1.95 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.73946 0.1127
27.0 1.36492 0.0633225
45.0 1.2464 0.0411048
63.0 1.21585 0.0780909
81.0 1.39543 0.0673665
99.0 1.69936 0.047592
117.0 1.82048 0.0507344
135.0 1.85897 0.0447215
153.0 2.27269 0.057863
171.0 2.85374 0.112624