Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM

In this paper, methods to measure viscoelastic properties of time-dependent materials are proposed using sharp, flat, and buckling tips inside an environmental SEM. Single W303 yeast cells were employed in this study. Each of the tips was used to indent single cells in a nanoindentation test. Three...

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Main Authors: Ahmad, Mohd. Ridzuan, Nakajima, M., Kojima, S., Homma, M., Fukuda, T.
Format: Article
Published: IEEE Computational Intelligence Society 2010
Subjects:
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author Ahmad, Mohd. Ridzuan
Nakajima, M.
Kojima, S.
Homma, M.
Fukuda, T.
author_facet Ahmad, Mohd. Ridzuan
Nakajima, M.
Kojima, S.
Homma, M.
Fukuda, T.
author_sort Ahmad, Mohd. Ridzuan
collection ePrints
description In this paper, methods to measure viscoelastic properties of time-dependent materials are proposed using sharp, flat, and buckling tips inside an environmental SEM. Single W303 yeast cells were employed in this study. Each of the tips was used to indent single cells in a nanoindentation test. Three loading histories were used: 1) a ramp loading history, in which a sharp indenter was used; 2) a step loading history, in which a flat indenter was implemented; and 3) a fast unloading history, in which a buckling nanoneedle was applied. Analysis of the viscoelastic properties of single cells was performed for each of the loading histories by choosing an appropriate theory between the correspondence principle and the functional equation. Results from each of the tests show good agreement, from which strong conclusion can be drawn.
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spelling utm.eprints-262602017-10-17T03:14:30Z http://eprints.utm.my/26260/ Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM Ahmad, Mohd. Ridzuan Nakajima, M. Kojima, S. Homma, M. Fukuda, T. TK Electrical engineering. Electronics Nuclear engineering In this paper, methods to measure viscoelastic properties of time-dependent materials are proposed using sharp, flat, and buckling tips inside an environmental SEM. Single W303 yeast cells were employed in this study. Each of the tips was used to indent single cells in a nanoindentation test. Three loading histories were used: 1) a ramp loading history, in which a sharp indenter was used; 2) a step loading history, in which a flat indenter was implemented; and 3) a fast unloading history, in which a buckling nanoneedle was applied. Analysis of the viscoelastic properties of single cells was performed for each of the loading histories by choosing an appropriate theory between the correspondence principle and the functional equation. Results from each of the tests show good agreement, from which strong conclusion can be drawn. IEEE Computational Intelligence Society 2010 Article PeerReviewed Ahmad, Mohd. Ridzuan and Nakajima, M. and Kojima, S. and Homma, M. and Fukuda, T. (2010) Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM. IEEE Transactions on Nanobioscience, 9 (1). p. 40900. ISSN 1536-1241 http://dx.doi.org/10.1109/TNB.2009.2034849 DOI:10.1109/TNB.2009.2034849
spellingShingle TK Electrical engineering. Electronics Nuclear engineering
Ahmad, Mohd. Ridzuan
Nakajima, M.
Kojima, S.
Homma, M.
Fukuda, T.
Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM
title Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM
title_full Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM
title_fullStr Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM
title_full_unstemmed Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM
title_short Nanoindentation methods to measure viscoelastic properties of single cells using sharp, flat, and buckling tips inside ESEM
title_sort nanoindentation methods to measure viscoelastic properties of single cells using sharp flat and buckling tips inside esem
topic TK Electrical engineering. Electronics Nuclear engineering
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