Question
What are single negative and double negative materials? Explain with the help of a diagram, the characteristics of the propagation of electromagnetic waves through a double negative material.
Answer :
Word Count : 267
Single negative materials are artificial or natural media in which only one of the fundamental electromagnetic parameters is negative. If the permittivity ε is negative while permeability μ is positive, the material is called epsilon-negative, as seen in plasmas and noble metals at optical _____ _____ _____ _____ _________ _________ ___ _____.
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Single negative materials are artificial or natural media in which only one of the fundamental electromagnetic parameters is negative. If the permittivity ε is negative while permeability μ is positive, the material is called epsilon-negative, as seen in plasmas and noble metals at optical _____ _____ _____ _____ _________ _________ ___ _____.
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