CLAS Physics Database

Measurement E159M678

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: 1.45 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.352635 0.109799
27.0 0.484883 0.0889631
45.0 0.493937 0.095452
63.0 0.485837 0.0868851
81.0 0.29089 0.0526957
99.0 0.41581 0.0789996
117.0 0.442291 0.0843227
135.0 0.387001 0.0763171
153.0 0.395913 0.0884992
171.0 0.500454 0.131001