CLAS Physics Database

Measurement E1M442

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: 0.5 — 0.8 GeV2
W: 1.6 — 1.625 GeV
x: 0.2697 — 0.279
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 16.230335 2.2817295
27.0 21.792379 2.33992
45.0 12.105198 0.76586425
63.0 12.229102 0.6619038
81.0 11.356552 0.50002331
98.99999 10.436813 0.42048725
117.0 10.667191 0.4270069
135.0 13.117578 0.67423242
153.0 11.910635 1.3374203
171.0 10.114869 0.96387309