Abstract
Anomalous Bloch oscillations in arrays of coupled waveguides have been investigated using two different approaches: multiple scattering formalism and coupled-mode model. Both approaches are shown to yield identical results. Formulas for the parameters of the coupled-mode model are derived. An analytical expression for the optical beam path is obtained, and the condition for the existence of anomalous Bloch oscillations is found.
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Gozman, M.I., Polishchuk, I.Y. & Polishchuk, Y.I. Anomalous Bloch oscillations in arrays of coupled waveguides. Phys. Wave Phen. 24, 11–16 (2016). https://doi.org/10.3103/S1541308X16010039
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DOI: https://doi.org/10.3103/S1541308X16010039