Response to "comment on: On the inapplicability of a negativephase- velocity condition as a negative-refraction condition for active materials"

Akhlesh Lakhtakia, Tom G. Mackay, Joseph B. Geddes

Research output: Contribution to journalReview article

1 Scopus citations


A distinction exists between negative phase velocity and negative refraction for linear isotropic dielectric-magnetic materials, active or passive.

Original languageEnglish (US)
Number of pages1
JournalMicrowave and Optical Technology Letters
Issue number7
StatePublished - Jul 1 2010


All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics
  • Electrical and Electronic Engineering

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