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Large-scale controllable preparation method for plasmonic nanonail structure
Large-scale controllable preparation method for plasmonic nanonail structure
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机译:大规模可控制备方法等离子体纳米结构
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摘要
A controllable preparation method for a plasmonic nanonail structure is provided. A size of a nanomaterial can be controlled at sub-wavelength. The nanomaterial has good localized surface plasmon resonance effect, and the optical, electrical and mechanical properties of the nanometer material all can be regulated. The plasmonic nanonail is composed of two parts, i.e., a silver nanorod, a gold nanorod or a silver-gold-silver alloy nanorod and an approximate equilateral triangular nano-silver plate growing on the nanorod. A length of the nanorod is controlled within 20-30 nanometers, a diameter of the nanorod is controlled within 10-200 nanometers, a side length of the triangular nano-silver plate is controlled within 20 nanometers to 2 microns, and a size of the triangular plate is less than or equal to the length of the nanorod.
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