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Researchers realize controlled synthesis of Au-Ag heterodimer arrays for high-resolution encrypted information

Recently, a research group from Hefei Institutes of Physical Sciences of Chinese Academy of Sciences, developed an antielectric potential growth method for large-area preparation of Au-Ag heterodimer arrays. The prepared patterned Au-Ag dimer arrays have information resolution up to the nanometer scale due to the multipolar coupling resonance between the Au and Ag components.

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