CLAS Physics Database

Measurement E216M367

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: 2.0 — 2.05 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 2.65913 0.123378
27.0 2.35786 0.0929901
45.0 1.72337 0.0497399
63.0 1.60582 0.0462028
81.0 1.46179 0.0487342
99.0 1.14776 0.086008
117.0 1.12082 0.03811
135.0 1.069 0.0381377
153.0 1.24053 0.0666613
171.0 1.56136 0.0639873