CLAS Physics Database

Measurement E216M970

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π)))
Q2: 7.0 — 8.0 GeV2
W: 1.85 — 1.9 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.441704 0.0701706
27.0 0.263036 0.0360381
45.0 0.339539 0.0316884
63.0 0.323422 0.0296829
81.0 0.333071 0.0389346
99.0 0.194572 0.0141086
117.0 0.166609 0.013741
135.0 0.16505 0.0288087
153.0 0.179768 0.020204
171.0 0.199953 0.0331876