CLAS Physics Database

Measurement E216M836

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: 1.8 — 1.85 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.285717 0.0380132
27.0 0.348477 0.0260275
45.0 0.325378 0.0178273
63.0 0.321837 0.0161708
81.0 0.353838 0.0184372
99.0 0.354195 0.0212335
117.0 0.334381 0.0242496
135.0 0.252362 0.0426961
153.0 0.185817 0.0196228
171.0 0.198394 0.00018702