Ligand-assisted growth of nanowires from solution

We consider the development of ligand-assisted growth processes for generating shape-anisotropic nanomaterials. Using statistical mechanics, we analyze the conditions under which ligand-assisted growth of shape-anisotropic crystalline nanomaterials from solution can take place. Depending on ligand-f...

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Main Authors: Burlakov, VM, Goriely, A
Format: Journal article
Language:English
Published: MDPI 2021
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author Burlakov, VM
Goriely, A
author_facet Burlakov, VM
Goriely, A
author_sort Burlakov, VM
collection OXFORD
description We consider the development of ligand-assisted growth processes for generating shape-anisotropic nanomaterials. Using statistical mechanics, we analyze the conditions under which ligand-assisted growth of shape-anisotropic crystalline nanomaterials from solution can take place. Depending on ligand-facet interaction energy and crystal facet area, molecular ligands can form compact layers on some facets leaving other facets free. The growth process is then restricted to free facets and may result in significant anisotropy in crystal shape. Our study uncovers the conditions for ligand-assisted growth of nanoplatelets and nanowires from isotropic or anisotropic seed nanocrystals of cuboid shape. We show that in contrast to nanoplatelets, ligand-assisted growth of nanowires requires certain anisotropy in the ligand-facet interaction energy.
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spelling oxford-uuid:3b83067d-6f40-41e0-8188-30ef046f62752022-03-26T14:08:14ZLigand-assisted growth of nanowires from solutionJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:3b83067d-6f40-41e0-8188-30ef046f6275EnglishSymplectic ElementsMDPI2021Burlakov, VMGoriely, AWe consider the development of ligand-assisted growth processes for generating shape-anisotropic nanomaterials. Using statistical mechanics, we analyze the conditions under which ligand-assisted growth of shape-anisotropic crystalline nanomaterials from solution can take place. Depending on ligand-facet interaction energy and crystal facet area, molecular ligands can form compact layers on some facets leaving other facets free. The growth process is then restricted to free facets and may result in significant anisotropy in crystal shape. Our study uncovers the conditions for ligand-assisted growth of nanoplatelets and nanowires from isotropic or anisotropic seed nanocrystals of cuboid shape. We show that in contrast to nanoplatelets, ligand-assisted growth of nanowires requires certain anisotropy in the ligand-facet interaction energy.
spellingShingle Burlakov, VM
Goriely, A
Ligand-assisted growth of nanowires from solution
title Ligand-assisted growth of nanowires from solution
title_full Ligand-assisted growth of nanowires from solution
title_fullStr Ligand-assisted growth of nanowires from solution
title_full_unstemmed Ligand-assisted growth of nanowires from solution
title_short Ligand-assisted growth of nanowires from solution
title_sort ligand assisted growth of nanowires from solution
work_keys_str_mv AT burlakovvm ligandassistedgrowthofnanowiresfromsolution
AT gorielya ligandassistedgrowthofnanowiresfromsolution