CLAS Physics Database

Measurement E1M741

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: 1.725 — 1.75 GeV
x: 0.3033 — 0.312
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) dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 14.058 1.4117429
27.0 12.342469 0.92206448
45.0 12.440331 0.73866928
63.0 11.539781 0.72252017
81.0 10.831574 0.78371346
98.99999 9.6920195 0.75204891
117.0 8.7242956 0.73106921
135.0 8.6686602 0.97876889
153.0 9.2916737 0.89243263
171.0 11.739361 2.4545162