CLAS Physics Database

Measurement E216M881

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: 2.05 — 2.1 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.561449 0.0536053
27.0 0.426887 0.0262349
45.0 0.354099 0.0278162
63.0 0.310598 0.0165075
81.0 0.27894 0.0165558
99.0 0.238299 0.0148551
117.0 0.183407 0.0294414
135.0 0.181959 0.0222706
153.0 0.0998235 0.0326287
171.0 0.138155 0.00015554