CLAS Physics Database

Measurement E159M508

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: 3.0 — 3.5 GeV2
W: 1.575 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.440027 0.167396
27.0 1.02174 0.166621
45.0 1.10071 0.177656
63.0 1.01068 0.156708
81.0 0.994117 0.151993
99.0 1.22435 0.196259
117.0 1.26854 0.184535
135.0 1.02219 0.227627
153.0 0.718329 0.629329
171.0 0.56237 0.498955