CLAS Physics Database

Measurement E159M714

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 0.645057 0.165415
27.0 0.993519 0.163122
45.0 0.923203 0.149245
63.0 0.755923 0.119829
81.0 0.672018 0.109834
99.0 0.610204 0.105142
117.0 0.465896 0.0822896
135.0 0.75652 0.154668
153.0 0.62912 0.130282
171.0 0.448308 0.114877