CLAS Physics Database

Measurement E1M560

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: 1.85 — 1.875 GeV
x: 0.1979 — 0.2036
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) dσ/d(−cos(θ(π))), [μb/rad] uncertainty
9.0 13.649013 1.1913881
27.0 14.60381 0.88828021
45.0 9.9992208 0.49363977
63.0 9.0000601 0.41946846
81.0 9.6500406 0.57651103
98.99999 8.6184225 0.7180329
117.0 8.2775431 0.67914534
135.0 9.1380978 1.0968663
153.0 8.8535776 0.79216594
171.0 9.3662453 1.0207542