CLAS Physics Database

Measurement E216M437

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π+)
Q2: 3.5 — 4.2 GeV2
W: 1.7 — 1.75 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.387831 0.0121908
54.0 0.384653 0.00988591
90.0 0.413537 0.0114212
126.0 0.469685 0.0138562
162.0 0.503817 0.0182157
198.0 0.481466 0.0134372
234.0 0.427554 0.0123012
270.0 0.409951 0.0151905
306.0 0.364379 0.00930729
342.0 0.365133 0.0129061