CLAS Physics Database

Measurement E159M715

Experiment: E1-6
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokesperson: V. Burkert
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 3.5 — 4.2 GeV2
W: 1.55 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.429907 0.140332
27.0 0.63361 0.125502
45.0 0.819235 0.138359
63.0 0.815091 0.142705
81.0 0.822802 0.115987
99.0 0.781722 0.12108
117.0 1.10641 0.170928
135.0 0.748805 0.229251
153.0 0.656117 0.425981
171.0 0.589519 0.505011