CLAS Physics Database

Measurement E216M324

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: 1.75 — 1.8 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 1.1989 0.0695584
27.0 1.30768 0.0831825
45.0 1.27215 0.0430481
63.0 1.52089 0.0985472
81.0 1.68434 0.0920528
99.0 1.9059 0.050911
117.0 1.83315 0.0415189
135.0 1.64947 0.0468418
153.0 1.56052 0.0435443
171.0 1.63089 0.0857567