CLAS Physics Database

Measurement E159M967

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: 1.65 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 0.484337 0.178504
27.0 0.552956 0.146355
45.0 0.641628 0.129312
63.0 0.629517 0.129725
81.0 0.75081 0.150724
99.0 0.603095 0.111023
117.0 0.659652 0.126914
135.0 0.680441 0.153136
153.0 0.385174 0.274471
171.0 0.490393 0.411522