CLAS Physics Database

Measurement E159M958

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: 1.625 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.120148 0.0637135
27.0 0.411154 0.129748
45.0 0.458962 0.107902
63.0 0.442239 0.0920913
81.0 0.671154 0.144379
99.0 0.530754 0.105504
117.0 0.486782 0.11097
135.0 0.498388 0.120616
153.0 0.324061 0.225577
171.0 0.335944 0.319013