CLAS Physics Database

Measurement E159M1075

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: 4.2 — 5.0 GeV2
W: 1.95 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.526046 0.19311
27.0 0.539078 0.133472
45.0 0.667696 0.180313
63.0 0.860426 0.207875
81.0 0.863107 0.201637
99.0 0.806672 0.156639
117.0 0.817937 0.18203
135.0 0.691412 0.197687
153.0 0.633361 0.545959
171.0 0.651055 0.54206