CLAS Physics Database

Measurement E1M657

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: 1.55 — 1.575 GeV
x: 0.3725 — 0.3843
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 9.6151495 1.2430376
27.0 12.110222 0.98666686
45.0 10.642174 0.66074491
63.0 9.1302004 0.60524285
81.0 7.7908969 0.62341022
98.99999 6.7203364 0.68219423
117.0 5.8781605 0.57976079
135.0 5.9770713 0.61077291
153.0 6.9343305 0.7861712
171.0 7.121242 1.5798311