CLAS Physics Database

Measurement E216M268

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 3.0 — 3.5 GeV2
W: 1.45 — 1.5 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.14664 0.130193
27.0 0.978561 0.0551021
45.0 0.798993 0.0556805
63.0 0.825713 0.060423
81.0 0.758904 0.106345
99.0 0.68579 0.0417064
117.0 0.646038 0.0320189
135.0 0.699007 0.0391172
153.0 0.835349 0.0423263
171.0 0.896844 0.0970676