Resonant optical excitations in complementary plasmonic nanostructures.
Resonant optical excitations in complementary plasmonic nanostructures.
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DOI:
10.1364/oe.20.006968
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发表时间:
2012-03
期刊:
影响因子:
3.8
通讯作者:
D. Rossouw;G. Botton
中科院分区:
文献类型:
--
作者:
D. Rossouw;G. Botton
We compare the plasmonic response of two complementary structures to a scanning electron probe; a silver nanowire and a nanoslot in a silver film of comparable dimensions, desirable for their localized electromagnetic enhancement and enhanced optical transmission respectively. Through electron energy loss spectroscopy, multiple plasmonic resonant harmonics setup in both structures are resolved with inverted phase, in agreement with Babinet's principle, and of consequence in the design and fabrication of nanostructures.