CLAS Physics Database

Measurement E159M975

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: 1.675 GeV
Ebeam: 5.75 GeV

Measurement data
θ(π), [deg] dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 0.535053 0.173951
27.0 0.817226 0.150537
45.0 0.79974 0.139206
63.0 0.79047 0.145836
81.0 0.880139 0.149856
99.0 0.728028 0.13002
117.0 0.786027 0.136235
135.0 0.740958 0.138621
153.0 0.589672 0.134392
171.0 0.46742 0.143323