CLAS Physics Database

Measurement E216M817

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 6.0 — 7.0 GeV2
W: 1.7 — 1.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.465464 0.0654352
27.0 0.339856 0.0684404
45.0 0.369997 0.0253209
63.0 0.355423 0.0233725
81.0 0.414155 0.0410587
99.0 0.342758 0.0198432
117.0 0.300198 0.0172817
135.0 0.263544 0.0210121
153.0 0.279137 0.0225408
171.0 0.364235 0.0559369