CLAS Physics Database

Measurement E216M482

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: 1.95 — 2.0 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.306361 0.00783135
54.0 0.280107 0.017598
90.0 0.30159 0.00935163
126.0 0.404981 0.0111363
162.0 0.503802 0.017969
198.0 0.485452 0.0131107
234.0 0.384702 0.0113752
270.0 0.302634 0.0114712
306.0 0.272789 0.0113169
342.0 0.328735 0.0107126