CLAS Physics Database

Measurement E1M472

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: 1.675 — 1.7 GeV
x: 0.2444 — 0.2524
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 16.514717 2.07057
27.0 18.808617 1.8237034
45.0 17.887964 2.1956365
63.0 13.324003 0.70963585
81.0 12.75067 0.47162151
98.99999 13.090807 0.49359149
117.0 13.396467 0.50588036
135.0 14.029687 0.78604388
153.0 19.04351 1.8783412
171.0 11.417452 0.4767651