CLAS Physics Database

Measurement E1M455

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: 1.625 — 1.65 GeV
x: 0.2608 — 0.2697
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 12.781913 1.4593779
27.0 18.640118 2.3224177
45.0 15.127882 1.4351685
63.0 12.416122 0.80394691
81.0 11.538267 0.48597026
98.99999 11.410849 0.46586338
117.0 11.799548 0.56999028
135.0 11.833362 0.60446411
153.0 14.646642 1.9170026
171.0 10.351759 0.60103738