Synchronized oscillations of carbon nanotubes dispersed in solution

Abstract Although synchronized oscillations are found in a variety of systems and living organisms in nature, there has been no report on technologically important materials. We have observed by a fluorescence microscope that a large number of carbon nanotubes (CNTs) dispersed in an aqueous mixture...

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Main Authors: Makoto Fukumoto, Ryunosuke Akai, Yume Yoshida, Shin-nosuke Sakuma, Hayato Ono, Rintaro Mori, Masahito Sano
Format: Article
Language:English
Published: Nature Portfolio 2023-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-31813-3
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author Makoto Fukumoto
Ryunosuke Akai
Yume Yoshida
Shin-nosuke Sakuma
Hayato Ono
Rintaro Mori
Masahito Sano
author_facet Makoto Fukumoto
Ryunosuke Akai
Yume Yoshida
Shin-nosuke Sakuma
Hayato Ono
Rintaro Mori
Masahito Sano
author_sort Makoto Fukumoto
collection DOAJ
description Abstract Although synchronized oscillations are found in a variety of systems and living organisms in nature, there has been no report on technologically important materials. We have observed by a fluorescence microscope that a large number of carbon nanotubes (CNTs) dispersed in an aqueous mixture of the surfactant and dye execute synchronized oscillations spontaneously. The movement was quantified to give a power spectrum, revealing a single, sharp synchronization peak at 20 Hz. It was found not to be affected nor created by external vibrations. The surfactant concentration dependence demonstrates that the Kuramoto model is applicable to describe the CNT synchronization. It is always associated with the power-law noise, indicating the presence of complex heterogeneous networks. These results suggest a highly cooperative form of the sparse CNT network connected with variable linkages.
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spelling doaj.art-7034a2e1019045a4a41780acb82173632023-03-22T11:07:33ZengNature PortfolioScientific Reports2045-23222023-03-011311610.1038/s41598-023-31813-3Synchronized oscillations of carbon nanotubes dispersed in solutionMakoto Fukumoto0Ryunosuke Akai1Yume Yoshida2Shin-nosuke Sakuma3Hayato Ono4Rintaro Mori5Masahito Sano6Department of Organic Materials Science, Yamagata UniversityDepartment of Organic Materials Science, Yamagata UniversityDepartment of Organic Materials Science, Yamagata UniversityDepartment of Organic Materials Science, Yamagata UniversityDepartment of Organic Materials Science, Yamagata UniversityDepartment of Organic Materials Science, Yamagata UniversityDepartment of Organic Materials Science, Yamagata UniversityAbstract Although synchronized oscillations are found in a variety of systems and living organisms in nature, there has been no report on technologically important materials. We have observed by a fluorescence microscope that a large number of carbon nanotubes (CNTs) dispersed in an aqueous mixture of the surfactant and dye execute synchronized oscillations spontaneously. The movement was quantified to give a power spectrum, revealing a single, sharp synchronization peak at 20 Hz. It was found not to be affected nor created by external vibrations. The surfactant concentration dependence demonstrates that the Kuramoto model is applicable to describe the CNT synchronization. It is always associated with the power-law noise, indicating the presence of complex heterogeneous networks. These results suggest a highly cooperative form of the sparse CNT network connected with variable linkages.https://doi.org/10.1038/s41598-023-31813-3
spellingShingle Makoto Fukumoto
Ryunosuke Akai
Yume Yoshida
Shin-nosuke Sakuma
Hayato Ono
Rintaro Mori
Masahito Sano
Synchronized oscillations of carbon nanotubes dispersed in solution
Scientific Reports
title Synchronized oscillations of carbon nanotubes dispersed in solution
title_full Synchronized oscillations of carbon nanotubes dispersed in solution
title_fullStr Synchronized oscillations of carbon nanotubes dispersed in solution
title_full_unstemmed Synchronized oscillations of carbon nanotubes dispersed in solution
title_short Synchronized oscillations of carbon nanotubes dispersed in solution
title_sort synchronized oscillations of carbon nanotubes dispersed in solution
url https://doi.org/10.1038/s41598-023-31813-3
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