CLAS Physics Database

Measurement E1M527

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: 1.775 — 1.8 GeV
x: 0.216 — 0.2226
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 13.990441 2.1705375
27.0 13.885963 1.9315213
45.0 12.668486 1.025292
63.0 9.7784748 0.47253314
81.0 9.9926481 0.435325
98.99999 10.113006 0.42002696
117.0 10.950065 0.43809164
135.0 9.3422241 0.55623424
153.0 12.408888 1.3677528
171.0 8.8505325 0.30800235