CLAS Physics Database

Measurement E216M322

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: 1.75 — 1.8 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.63684 0.0983847
27.0 1.66496 0.0782809
45.0 1.83069 0.0860914
63.0 1.89473 0.0534824
81.0 1.71887 0.041749
99.0 1.66889 0.0908871
117.0 1.49586 0.0523462
135.0 1.4994 0.108622
153.0 1.45536 0.0561582
171.0 1.76841 0.0815557