CLAS Physics Database

Measurement E216M277

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: 1.5 — 1.55 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.38535 0.121308
27.0 1.22037 0.0627103
45.0 1.20783 0.115448
63.0 1.0285 0.105692
81.0 0.906084 0.0841426
99.0 0.769229 0.0458347
117.0 0.814557 0.0656293
135.0 0.826023 0.0749866
153.0 0.9855 0.0731139
171.0 1.40766 0.13627