CLAS Physics Database

Measurement E216M436

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 0.391409 0.0205639
54.0 0.399653 0.0156898
90.0 0.426994 0.0131623
126.0 0.410067 0.0136633
162.0 0.425965 0.0117155
198.0 0.443882 0.0125728
234.0 0.442673 0.0128029
270.0 0.43814 0.014097
306.0 0.430865 0.0291467
342.0 0.438586 0.0233806