CLAS Physics Database

Measurement E159M741

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: 1.625 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 1.03186 0.217577
27.0 1.07334 0.184314
45.0 0.988351 0.150735
63.0 0.756256 0.116939
81.0 0.684567 0.125245
99.0 0.644414 0.107584
117.0 0.637597 0.109705
135.0 0.71771 0.11956
153.0 0.587671 0.123866
171.0 0.505615 0.13076