Electrochemical nanoparticle sizing via nano-impacts: How large a nanoparticle can be measured?

The field of nanoparticle (NP) sizing encompasses a wide array of techniques, with electron microscopy and dynamic light scattering (DLS) having become the established methods for NP quantification; however, these techniques are not always applicable. A new and rapidly developing method that address...

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Main Authors: Bartlett, T, Sokolov, S, Compton, R
Format: Journal article
Published: Wiley-VCH 2015
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author Bartlett, T
Sokolov, S
Compton, R
author_facet Bartlett, T
Sokolov, S
Compton, R
author_sort Bartlett, T
collection OXFORD
description The field of nanoparticle (NP) sizing encompasses a wide array of techniques, with electron microscopy and dynamic light scattering (DLS) having become the established methods for NP quantification; however, these techniques are not always applicable. A new and rapidly developing method that addresses the limitations of these techniques is the electrochemical detection of NPs in solution. The 'nano-impacts' technique is an excellent and qualitative in situ method for nanoparticle characterization. Two complementary studies on silver and silver bromide nanoparticles (NPs) were used to assess the large radius limit of the nano-impact method for NP sizing. Noting that by definition a NP cannot be larger than 100nm in diameter, we have shown that the method quantitatively sizes at the largest limit, the lower limit having been previously reported as ∼6nm.
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spelling oxford-uuid:9b8e99ef-012b-42ee-96ab-f4ec85e025e92022-03-27T00:29:40ZElectrochemical nanoparticle sizing via nano-impacts: How large a nanoparticle can be measured?Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:9b8e99ef-012b-42ee-96ab-f4ec85e025e9Symplectic Elements at OxfordWiley-VCH2015Bartlett, TSokolov, SCompton, RThe field of nanoparticle (NP) sizing encompasses a wide array of techniques, with electron microscopy and dynamic light scattering (DLS) having become the established methods for NP quantification; however, these techniques are not always applicable. A new and rapidly developing method that addresses the limitations of these techniques is the electrochemical detection of NPs in solution. The 'nano-impacts' technique is an excellent and qualitative in situ method for nanoparticle characterization. Two complementary studies on silver and silver bromide nanoparticles (NPs) were used to assess the large radius limit of the nano-impact method for NP sizing. Noting that by definition a NP cannot be larger than 100nm in diameter, we have shown that the method quantitatively sizes at the largest limit, the lower limit having been previously reported as ∼6nm.
spellingShingle Bartlett, T
Sokolov, S
Compton, R
Electrochemical nanoparticle sizing via nano-impacts: How large a nanoparticle can be measured?
title Electrochemical nanoparticle sizing via nano-impacts: How large a nanoparticle can be measured?
title_full Electrochemical nanoparticle sizing via nano-impacts: How large a nanoparticle can be measured?
title_fullStr Electrochemical nanoparticle sizing via nano-impacts: How large a nanoparticle can be measured?
title_full_unstemmed Electrochemical nanoparticle sizing via nano-impacts: How large a nanoparticle can be measured?
title_short Electrochemical nanoparticle sizing via nano-impacts: How large a nanoparticle can be measured?
title_sort electrochemical nanoparticle sizing via nano impacts how large a nanoparticle can be measured
work_keys_str_mv AT bartlettt electrochemicalnanoparticlesizingviananoimpactshowlargeananoparticlecanbemeasured
AT sokolovs electrochemicalnanoparticlesizingviananoimpactshowlargeananoparticlecanbemeasured
AT comptonr electrochemicalnanoparticlesizingviananoimpactshowlargeananoparticlecanbemeasured