CLAS Physics Database

Measurement E1M573

Experiment: E93-006 CLAS experiment
Year: 2003
Spokespersons: V. D. Burkert, M. Ripani
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/d(−cos(θ(p)))
Q2: 0.5 — 0.8 GeV2
W: 1.875 — 1.9 GeV
x: 0.1923 — 0.1979
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(p), [deg] dσ/d(−cos(θ(p))), [μb/rad] uncertainty
9.0 9.2445955 1.2107882
27.0 9.5405331 1.141649
45.0 7.9430242 0.48771009
63.0 8.6211224 0.79986256
81.0 8.0944853 0.52551955
98.99999 9.3332024 0.48695958
117.0 9.1084375 0.53810674
135.0 11.159987 0.65327746
153.0 18.473328 1.3842615
171.0 17.272108 1.6578397