CLAS Physics Database

Measurement E1M730

Experiment: E93-006 CLAS experiment
Year: 2003
Spokespersons: V. D. Burkert, M. Ripani
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(π+)))
Q2: 0.8 — 1.1 GeV2
W: 1.7 — 1.725 GeV
x: 0.312 — 0.321
Publication:
M. Ripani, V. D. Burkert, V. I. Mokeev, M. Battaglieri, R. De Vita, E. Golovach, V. Tauti, and CLAS Collaboration Measurement of ep->e'p pi+pi- and Baryon Resonance Analysis // Phys. Rev. Let. 91, 022002 (2003)

Measurement data
θ(π+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 11.268404 1.5364656
27.0 11.667296 1.5094991
45.0 12.711708 1.3879913
63.0 12.847807 1.3153409
81.0 11.77418 0.61460042
98.99999 11.884293 0.59344536
117.0 10.65914 0.50882137
135.0 12.052527 1.193802
153.0 11.133388 1.0451567
171.0 8.960557 0.43194497