CLAS Physics Database

Measurement E216M701

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 5.0 — 6.0 GeV2
W: 1.75 — 1.8 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.519969 0.0437585
27.0 0.535064 0.0289076
45.0 0.484912 0.0222787
63.0 0.484488 0.0214402
81.0 0.539201 0.0236708
99.0 0.586634 0.0302806
117.0 0.519775 0.0350633
135.0 0.354759 0.0211752
153.0 0.326602 0.0722018
171.0 0.340237 0.00042857