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physics.optics2012
Comment on 'Propagation and Negative Refraction,' IEEE Microwave Magazine, pp. 58-65, July/August 2012
George Eleftheriades, Andrea Alu
We discuss and clarify some misleading statements appeared in a recent article on negative refraction in metamaterials. In this comment, we straighten the physical meaning and unde…
physics.optics2012★ 204 cited
PT Metamaterials via Complex-Coordinate Transformation Optics
Giuseppe Castaldi, Silvio Savoia, Vincenzo Galdi +2
We extend the transformation-optics paradigm to a complex spatial coordinate domain, in order to deal with electromagnetic metamaterials characterized by balanced loss and gain, gi…