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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
2011-3-3
pubmed:abstractText
We derive the electromagnetic energy density in a chiral metamaterial consisting of uncoupled single-resonance helical resonators. Both the lossless and absorptive cases are studied, and the energy density is shown to be positively definite. The key relation making the derivation successful is the proportionality between the magnetization and the rate of change of the electric polarization of the medium. The same time-domain formulation of energy density also applies to the bianisotropic medium proposed by Zhang et al. [Phys. Rev. Lett.102, 023901 (2009)PRLTAO0031-900710.1103/PhysRevLett.102.023901]. This work may provide insights for studying time-dependent phenomena in metamaterials.
pubmed:language
eng
pubmed:journal
pubmed:status
PubMed-not-MEDLINE
pubmed:month
Mar
pubmed:issn
1539-4794
pubmed:author
pubmed:issnType
Electronic
pubmed:day
1
pubmed:volume
36
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
675-7
pubmed:year
2011
pubmed:articleTitle
Electromagnetic energy density in a single-resonance chiral metamaterial.
pubmed:affiliation
Wave Engineering Laboratory, Department of Optics and Photonics, National Central University, Jhongli, Taiwan. pgluan@dop.ncu.edu.tw
pubmed:publicationType
Journal Article