CLAS Physics Database

Measurement E1M742

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+), [deg] dσ/d(−cos(θ(π+))), [μb/rad] uncertainty
9.0 9.5649729 1.3935318
27.0 12.843977 1.2580506
45.0 12.457761 1.1901358
63.0 10.466181 0.78209227
81.0 10.158812 0.4614338
98.99999 11.132347 0.58702153
117.0 10.211949 0.5476011
135.0 10.687907 0.97701436
153.0 11.604354 1.1950792
171.0 8.2289362 0.41026503