CLAS Physics Database

Measurement E216M234

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(p)))
Q2: 2.4 — 3.0 GeV2
W: 1.95 — 2.0 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 2.21949 0.147683
27.0 2.05809 0.149861
45.0 1.5061 0.0527943
63.0 1.34185 0.0463154
81.0 1.486 0.0370543
99.0 2.19999 0.114994
117.0 2.32006 0.0511785
135.0 2.45053 0.0512087
153.0 3.23774 0.0671599
171.0 4.45745 0.131138