CLAS Physics Database

Measurement E1M514

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: 1.75 — 1.775 GeV
x: 0.2226 — 0.2295
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 12.604726 1.3319035
27.0 12.425879 0.65738922
45.0 12.709065 0.57688141
63.0 11.52204 0.61201441
81.0 10.788527 0.54133946
98.99999 10.181268 0.6612376
117.0 8.451889 0.59823805
135.0 9.6600094 0.73819143
153.0 14.620228 1.5692704
171.0 14.137815 1.776945