CLAS Physics Database

Measurement E216M473

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: 1.9 — 1.95 GeV

Measurement data
ψ(π+), [deg] dσ/dψ(π+), [μb/rad] uncertainty
18.0 0.324863 0.00925761
54.0 0.302307 0.00863713
90.0 0.336602 0.0126172
126.0 0.414155 0.0139681
162.0 0.506307 0.0136198
198.0 0.520932 0.0145871
234.0 0.427917 0.0127831
270.0 0.330207 0.010658
306.0 0.296291 0.00881089
342.0 0.323256 0.00814976