CLAS Physics Database

Measurement E1M407

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: 1.525 — 1.55 GeV
x: 0.2992 — 0.3102
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 12.069679 1.5384132
27.0 15.959681 2.3432851
45.0 15.160171 1.2488691
63.0 11.786817 0.74298543
81.0 12.648758 0.57917291
98.99999 10.975473 0.40327656
117.0 12.306328 0.74522191
135.0 11.965257 0.81968164
153.0 16.269152 2.3986504
171.0 11.894765 1.2581295