Ghost-induced exact degeneracies

Debnath, S; Khan, E; Narimanov, EE

Debnath, S (corresponding author), Purdue Univ, Sch Elect & Comp Engn, W Lafayette, IN 47906 USA.

OPTICS LETTERS, 2021; 46 (7): 1708

Abstract

We show that ghost waves-a special class of nonuniform waves in biaxial dielectric media-can lead to exact frequency degeneracies in guided modes. The......

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