CLAS Physics Database

Measurement E216M369

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: 2.0 — 2.05 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.51162 0.0976886
27.0 1.35307 0.0998517
45.0 1.06574 0.0583807
63.0 0.971664 0.101153
81.0 1.0701 0.043588
99.0 1.35743 0.033878
117.0 1.60099 0.0538493
135.0 1.86562 0.0636106
153.0 2.75458 0.0780585
171.0 3.55654 0.101871