Self-assembly growth of electrolytic silver dendrites

Abstract The atomic level assembly of silver dendrite has never been disclosed despite the numerous studies published on fractal dendrite structures. We report for the first time an HRTEM investigation of the formation of atomic embryos (< 5 nm) and the self-assembly of atoms on an atomic plane o...

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Main Authors: Wen-Chieh Tsai, Kwang-Lung Lin
Format: Article
Language:English
Published: Nature Portfolio 2022-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-08586-2
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author Wen-Chieh Tsai
Kwang-Lung Lin
author_facet Wen-Chieh Tsai
Kwang-Lung Lin
author_sort Wen-Chieh Tsai
collection DOAJ
description Abstract The atomic level assembly of silver dendrite has never been disclosed despite the numerous studies published on fractal dendrite structures. We report for the first time an HRTEM investigation of the formation of atomic embryos (< 5 nm) and the self-assembly of atoms on an atomic plane of the tip of a dendrite arm. The mechanism of dendrite formation proceeds via the sequence of amorphous embryos aggregates (5–10 nm), nuclei, crystallites (10–20 nm), dendritelets (50–100 nm) and submicron dendrite protypes. The atomic plane is an entirely atomic-level zig-zag structure with d-spacing kink steps. The zig-zag structure triggers the self-assembly of atoms and thus directional growth to produce a dendrite arm with a high aspect ratio.
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spelling doaj.art-ba1e483eb7ea4dec9111b7a60d88e5a92022-12-22T00:02:59ZengNature PortfolioScientific Reports2045-23222022-03-011211710.1038/s41598-022-08586-2Self-assembly growth of electrolytic silver dendritesWen-Chieh Tsai0Kwang-Lung Lin1Department of Materials Science and Engineering, National Cheng Kung UniversityDepartment of Materials Science and Engineering, National Cheng Kung UniversityAbstract The atomic level assembly of silver dendrite has never been disclosed despite the numerous studies published on fractal dendrite structures. We report for the first time an HRTEM investigation of the formation of atomic embryos (< 5 nm) and the self-assembly of atoms on an atomic plane of the tip of a dendrite arm. The mechanism of dendrite formation proceeds via the sequence of amorphous embryos aggregates (5–10 nm), nuclei, crystallites (10–20 nm), dendritelets (50–100 nm) and submicron dendrite protypes. The atomic plane is an entirely atomic-level zig-zag structure with d-spacing kink steps. The zig-zag structure triggers the self-assembly of atoms and thus directional growth to produce a dendrite arm with a high aspect ratio.https://doi.org/10.1038/s41598-022-08586-2
spellingShingle Wen-Chieh Tsai
Kwang-Lung Lin
Self-assembly growth of electrolytic silver dendrites
Scientific Reports
title Self-assembly growth of electrolytic silver dendrites
title_full Self-assembly growth of electrolytic silver dendrites
title_fullStr Self-assembly growth of electrolytic silver dendrites
title_full_unstemmed Self-assembly growth of electrolytic silver dendrites
title_short Self-assembly growth of electrolytic silver dendrites
title_sort self assembly growth of electrolytic silver dendrites
url https://doi.org/10.1038/s41598-022-08586-2
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