CLAS Physics Database

Measurement E159M1012

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: 1.775 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.502272 0.228895
27.0 0.581716 0.130372
45.0 0.721523 0.172229
63.0 0.921135 0.172531
81.0 0.954636 0.17229
99.0 0.91422 0.186851
117.0 0.924879 0.180072
135.0 0.627756 0.181178
153.0 0.441843 0.295672
171.0 0.622862 0.496714