CLAS Physics Database

Measurement E216M755

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: 2.05 — 2.1 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.792524 0.0534886
27.0 0.678505 0.0298219
45.0 0.527095 0.0210959
63.0 0.483108 0.0182189
81.0 0.430784 0.0177599
99.0 0.432881 0.0213932
117.0 0.376488 0.0159423
135.0 0.294206 0.0220139
153.0 0.249642 0.0193749
171.0 0.24059 0.00056288