Comment on "Wave Refraction in Negative-Index Media: Always Positive and Very Inhomogeneous"
Condensed Matter
2009-11-07 v1
Abstract
In a recent Physical Review Letter [1] Valanju Walser and Valanju (VWV) called into question the basis of work on the so called negative index media (NIM). See for example [2,3]. The key point at issue is, `what is the group velocity of a wave in NIM?'
Cite
@article{arxiv.cond-mat/0206563,
title = {Comment on "Wave Refraction in Negative-Index Media: Always Positive and Very Inhomogeneous"},
author = {JB Pendry and D. R. Smith},
journal= {arXiv preprint arXiv:cond-mat/0206563},
year = {2009}
}
Comments
Comment on Phys. Rev. Lett., v. 88, 187401 (2002)