CLAS Physics Database

Measurement E216M206

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: 1.8 — 1.85 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 2.13207 0.190334
27.0 2.15898 0.0718081
45.0 2.3128 0.040284
63.0 2.2876 0.0400809
81.0 2.55948 0.0683751
99.0 2.53514 0.0457733
117.0 2.39479 0.0722033
135.0 2.32337 0.110926
153.0 1.75989 0.0744123
171.0 1.74137 0.0158798