CLAS Physics Database

Measurement E1M814

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: 1.875 — 1.9 GeV
x: 0.2582 — 0.265
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 8.1498184 0.97485459
27.0 10.424523 1.2206153
45.0 8.3789215 0.81370491
63.0 7.8495355 0.6932829
81.0 7.4123163 0.53093511
98.99999 8.1847963 0.51855749
117.0 7.8956046 0.58282906
135.0 7.221365 0.53460193
153.0 10.514706 2.9589505
171.0 6.3768716 0.11696822