CLAS Physics Database

Measurement E216M401

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: 1.5 — 1.55 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.174871 0.0121391
54.0 0.173946 0.00824731
90.0 0.168878 0.00807111
126.0 0.233743 0.0144771
162.0 0.295674 0.0142714
198.0 0.280851 0.00993274
234.0 0.212827 0.0175234
270.0 0.183798 0.0084258
306.0 0.169681 0.00788604
342.0 0.165852 0.009231