An electromagnetic multipole expansion beyond the long-wavelength approximation
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DOI: 10.1016/j.optcom.2017.08.064
Abstract: Abstract The multipole expansion is a key tool in the study of light–matter interactions. All the information about the radiation of and coupling to electromagnetic fields of a given charge-density distribution is condensed into few… read more here.
Keywords: long wavelength; multipole expansion; wavelength approximation; electromagnetic multipole ... See more keywords