Exploring spatial dispersion in helical wired media: an effective field theory approach
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DOI: 10.1088/1751-8121/adb6dd
Abstract: The study investigates electromagnetic wave propagation in helical media exhibiting spatial dispersion. A general permittivity tensor with helical symmetry is derived, and its specific form for conducting spiral wires with pitch 2π/|q| and chirality sgn(q)… read more here.
Keywords: dispersion helical; band; spatial dispersion; exploring spatial ... See more keywords