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Volumn 82, Issue 3, 2010, Pages

Invisibility in non-Hermitian tight-binding lattices

Author keywords

[No Author keywords available]

Indexed keywords

ENERGY SPECTRA; HERMITIANS; HOPPING AMPLITUDE; SUPERSYMMETRIC QUANTUM MECHANICS; TIGHT BINDING; TIME OF FLIGHT MEASUREMENTS;

EID: 77957161808     PISSN: 10502947     EISSN: 10941622     Source Type: Journal    
DOI: 10.1103/PhysRevA.82.032111     Document Type: Article
Times cited : (103)

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    • For κ>0 and 00, and it is thus a progressive wave; conversely, a plane wave ψn~exp(iqn) propagates in the lattice with a group velocity -2κsin(q), and it is thus a regressive wave.
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    • The reflectionless lattices proposed in Ref. [13] are a special case of a more general class of reflectionless potentials for the discrete Schrödinger equation introduced in the mathematic literature (see [11,12]).
    • The reflectionless lattices proposed in Ref. [13] are a special case of a more general class of reflectionless potentials for the discrete Schrödinger equation introduced in the mathematic literature (see [11,12]).
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