CLAS Physics Database

Measurement E1M93

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: 1.575 — 1.6 GeV
x: 0.4363 — 0.4482
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 6.0790205 2.6509416
27.0 9.2885132 2.3151653
45.0 8.5339642 2.1321929
63.0 8.269866 3.1779723
81.0 4.7881646 1.0931152
98.99999 2.4191122 0.36441684
117.0 3.6981027 0.76643473
135.0 3.8533351 1.4571793
153.0 4.8628511 1.2022778
171.0 3.6284139 1.5414832