CLAS Physics Database

Measurement E159M652

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: 3.0 — 3.5 GeV2
W: 1.975 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 1.55746 0.286009
27.0 1.74758 0.30337
45.0 1.37617 0.231272
63.0 1.67652 0.286387
81.0 1.29068 0.19283
99.0 1.54153 0.231729
117.0 1.41325 0.21796
135.0 1.50261 0.393075
153.0 1.10822 0.767619
171.0 1.25163 0.940017