journal article·2022-06

STEM Tomography of Au Helical Assemblies

Kamil Sobczak, Sylwia Turczyniak-Surdacka, Wiktor Lewandowski, Maciej Baginski, Martyna Tupikowska, Guillermo González-Rubio, Michał Wójcik, Anna Carlsson, Mikołaj Donten

Microscopy and Microanalysis· Volume 28· Issue 3
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Abstract

Composite, helical nanostructures formed using cooperative interactions of liquid crystals and Au nanoparticles were studied using a scanning transmission electron microscopy (STEM) mode. The investigated helical assemblies exhibit long-range hierarchical order across length scales, as a result of the crystallization (freezing) directed growth mechanism of nanoparticle-coated twisted nanoribbons and their ability to form organized bundles. Here, STEM methods were used to reproduce the 3D structure of the Au nanoparticle double helix.
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Research context

OpenAlex topics: Liquid Crystal Research Advancements · Supramolecular Self-Assembly in Materials · Quantum Dots Synthesis And Properties

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