Are field derivatives needed in linear constitutive relations?

A. Lakhtakia, W. S. Weiglhofer

Research output: Contribution to journalArticlepeer-review

5 Scopus citations


General linear constitutive relations need not contain any dependence on field derivatives, and the standard boundary conditions need not be modified. We show that the answer to the question asked as the title of this communication is therefore in the negative.

Original languageEnglish (US)
Pages (from-to)1073-1082
Number of pages10
JournalInternational Journal of Infrared and Millimeter Waves
Issue number8
StatePublished - Jan 1 1998

All Science Journal Classification (ASJC) codes

  • Radiation
  • Atomic and Molecular Physics, and Optics
  • Instrumentation
  • Condensed Matter Physics
  • Physics and Astronomy (miscellaneous)
  • Electrical and Electronic Engineering


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