CLAS Physics Database

Measurement E216M900

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(p)))
Q2: 7.0 — 8.0 GeV2
W: 1.45 — 1.5 GeV

Measurement data
θ(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 0.0762153 0.0300286
27.0 0.0677601 0.0192343
45.0 0.101577 0.0361712
63.0 0.0727842 0.0172742
81.0 0.0926654 0.0153653
99.0 0.165825 0.059277
117.0 0.103912 0.0168793
135.0 0.164754 0.0247658
153.0 0.142741 0.0326188
171.0 0.156727 0.0550002