CLAS Physics Database

Measurement E216M143

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 2.4 — 3.0 GeV2
W: 1.45 — 1.5 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 1.62793 0.171086
27.0 1.45252 0.0607115
45.0 1.26369 0.0417005
63.0 1.17751 0.0339294
81.0 1.07907 0.0317808
99.0 1.06744 0.033297
117.0 1.12063 0.0261754
135.0 0.933708 0.0372123
153.0 1.12724 0.0604322
171.0 1.63693 0.0080302