CLAS Physics Database

Measurement E159M733

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: 1.6 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.445247 0.138796
27.0 0.79092 0.180329
45.0 0.725941 0.137432
63.0 0.848722 0.147797
81.0 0.843391 0.125992
99.0 0.777824 0.126031
117.0 1.01042 0.163039
135.0 0.73372 0.214324
153.0 0.570898 0.446213
171.0 0.513736 0.468312