CLAS Physics Database

Measurement E159M706

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: 1.525 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.294072 0.102538
27.0 0.600591 0.112094
45.0 0.732969 0.149083
63.0 0.679364 0.11505
81.0 0.700751 0.101178
99.0 0.73304 0.106571
117.0 0.861542 0.129417
135.0 0.748693 0.209817
153.0 0.559341 0.365393
171.0 0.520491 0.458489