Electrical Excitation Decay Time in Chains of Nanoscale Non-Point Dipoles

On the basis of a previously developed model of disperse systems containing non-point dipole particles self-assembled into chains inside a liquid substrate, the decay time of electrical excitations induced in dipoles by an external field is investigated. It was shown that when the external field is...

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Main Author: Evgeny G. Fateev
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/11/1/74
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author Evgeny G. Fateev
author_facet Evgeny G. Fateev
author_sort Evgeny G. Fateev
collection DOAJ
description On the basis of a previously developed model of disperse systems containing non-point dipole particles self-assembled into chains inside a liquid substrate, the decay time of electrical excitations induced in dipoles by an external field is investigated. It was shown that when the external field is completely turned off (from <inline-formula><math display="inline"><semantics><msup><mn>10</mn><mrow><mo>−</mo><mn>6</mn></mrow></msup></semantics></math></inline-formula> V / m to <inline-formula><math display="inline"><semantics><msup><mn>10</mn><mrow><mn>6</mn></mrow></msup></semantics></math></inline-formula> V / m levels) at biologically significant low frequencies (for example, 13 Hz), the decay time of the excitations of nanoscale dipoles nonlinearly depends on the chain length. It was found that the decay time of excitations increases sharply (by four to five orders of magnitude), with an increase in the chain length more than 19–20 dipoles.
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spelling doaj.art-781bfc71054e45889cad450ce2dfb4892023-11-21T07:28:48ZengMDPI AGNanomaterials2079-49912020-12-011117410.3390/nano11010074Electrical Excitation Decay Time in Chains of Nanoscale Non-Point DipolesEvgeny G. Fateev0Udmurt Federal Research Center, Ural Branch RAS, 426067 Izhevsk, RussiaOn the basis of a previously developed model of disperse systems containing non-point dipole particles self-assembled into chains inside a liquid substrate, the decay time of electrical excitations induced in dipoles by an external field is investigated. It was shown that when the external field is completely turned off (from <inline-formula><math display="inline"><semantics><msup><mn>10</mn><mrow><mo>−</mo><mn>6</mn></mrow></msup></semantics></math></inline-formula> V / m to <inline-formula><math display="inline"><semantics><msup><mn>10</mn><mrow><mn>6</mn></mrow></msup></semantics></math></inline-formula> V / m levels) at biologically significant low frequencies (for example, 13 Hz), the decay time of the excitations of nanoscale dipoles nonlinearly depends on the chain length. It was found that the decay time of excitations increases sharply (by four to five orders of magnitude), with an increase in the chain length more than 19–20 dipoles.https://www.mdpi.com/2079-4991/11/1/74nanoscalesoft-colloidsself-assemblydecay timeelectric excitations
spellingShingle Evgeny G. Fateev
Electrical Excitation Decay Time in Chains of Nanoscale Non-Point Dipoles
Nanomaterials
nanoscale
soft-colloids
self-assembly
decay time
electric excitations
title Electrical Excitation Decay Time in Chains of Nanoscale Non-Point Dipoles
title_full Electrical Excitation Decay Time in Chains of Nanoscale Non-Point Dipoles
title_fullStr Electrical Excitation Decay Time in Chains of Nanoscale Non-Point Dipoles
title_full_unstemmed Electrical Excitation Decay Time in Chains of Nanoscale Non-Point Dipoles
title_short Electrical Excitation Decay Time in Chains of Nanoscale Non-Point Dipoles
title_sort electrical excitation decay time in chains of nanoscale non point dipoles
topic nanoscale
soft-colloids
self-assembly
decay time
electric excitations
url https://www.mdpi.com/2079-4991/11/1/74
work_keys_str_mv AT evgenygfateev electricalexcitationdecaytimeinchainsofnanoscalenonpointdipoles