CLAS Physics Database

Measurement E1M58

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: 1.5 — 1.525 GeV
x: 0.4735 — 0.487
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 5.6772122 3.160593
27.0 7.8829131 3.2795007
45.0 9.9151287 3.7143278
63.0 6.937675 1.3593776
81.0 4.4207382 0.91169196
98.99999 5.8523502 1.8113394
117.0 3.6825044 0.6715548
135.0 5.0165653 1.0939869
153.0 4.0645771 1.3144079
171.0 4.5743732 0.0