A near-minus-one permittivity substrate amplifies the image dipole of an oblate plasmonic nanoparticle, adding a 10^4 enhancement to SERS via simultaneous radiation of the real and image dipoles.
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2026 1verdicts
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Static SERS with near-minus-one-epsilon substrate
A near-minus-one permittivity substrate amplifies the image dipole of an oblate plasmonic nanoparticle, adding a 10^4 enhancement to SERS via simultaneous radiation of the real and image dipoles.