CLAS Physics Database

Measurement E1M271

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: 1.1 — 1.5 GeV2
W: 1.95 — 1.975 GeV
x: 0.3009 — 0.3079
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 7.6666203 2.3987281
27.0 8.2219076 2.7169852
45.0 5.9793115 1.0676843
63.0 5.2032027 1.0870023
81.0 5.3504944 0.7136364
98.99999 3.9812748 0.64752787
117.0 5.0590777 0.75254369
135.0 3.7685726 0.54407775
153.0 3.8259106 1.0134683
171.0 3.3265195 0.0