CLAS Physics Database

Measurement E1M119

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: 1.1 — 1.5 GeV2
W: 1.625 — 1.65 GeV
x: 0.4137 — 0.4248
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 6.6016407 4.0747161
27.0 3.8854721 1.3197674
45.0 5.5136714 1.4365492
63.0 6.1483307 1.3642321
81.0 5.071341 0.91446739
98.99999 6.3624849 1.0017151
117.0 6.3531237 1.4411429
135.0 6.5588932 1.098809
153.0 7.0256934 1.820968
171.0 4.5437284 0.0