CLAS Physics Database

Measurement E216M256

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dψ(π)
Q2: 3.0 — 3.5 GeV2
W: 1.4 — 1.45 GeV

Measurement data
ψ(π), [deg] dσ/dψ(π), [μb/rad] uncertainty
18.0 0.345611 0.150284
54.0 0.178573 0.0454692
90.0 0.137454 0.0094085
126.0 0.157418 0.0132796
162.0 0.213726 0.015216
198.0 0.188112 0.0119737
234.0 0.169138 0.012737
270.0 0.175476 0.020446
306.0 0.158261 0.0146794
342.0 0.184918 0.0261318