EVALUATION OF MICROMECHANICAL PROPERTIES OF CARBON FIBER FABRIC USING NANOINDETATION

This paper is focused mainly on nanoindentation of carbon fibers. Fibers are in form of carbon fiber fabric that is used in larger research that is focused on reinforcing beams made of glued laminated timber. Knowledge of this material on macro and micro level will help to understand its behavior in...

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Main Authors: Pavel Klapálek, Zdeněk Prošek, Aleš Jíra, Lenka Melzerová
Format: Article
Language:English
Published: CTU Central Library 2017-11-01
Series:Acta Polytechnica CTU Proceedings
Subjects:
Online Access:https://ojs.cvut.cz/ojs/index.php/APP/article/view/4630
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author Pavel Klapálek
Zdeněk Prošek
Aleš Jíra
Lenka Melzerová
author_facet Pavel Klapálek
Zdeněk Prošek
Aleš Jíra
Lenka Melzerová
author_sort Pavel Klapálek
collection DOAJ
description This paper is focused mainly on nanoindentation of carbon fibers. Fibers are in form of carbon fiber fabric that is used in larger research that is focused on reinforcing beams made of glued laminated timber. Knowledge of this material on macro and micro level will help to understand its behavior in this specific type of use. Nanoindentation is method used in this paper to obtain material characteristics on micro level such as hardness and modulus of elasticity. Samples of the carbon fiber fabric had to be prepared for this specific testing method by polishing samples of carbon fabric attached in epoxy resin. In particular, it was found that the indentation hardness of the fibers ranges around 3.65 GPa and modulus of elasticity ranges around 26 GPa.
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spelling doaj.art-4e0ab69786db484a9267f8cab5c4f94c2022-12-21T18:11:08ZengCTU Central LibraryActa Polytechnica CTU Proceedings2336-53822017-11-01130667010.14311/APP.2017.13.00663996EVALUATION OF MICROMECHANICAL PROPERTIES OF CARBON FIBER FABRIC USING NANOINDETATIONPavel Klapálek0Zdeněk Prošek1Aleš Jíra2Lenka Melzerová3Czech Technical University in Prague, Faculty of Civil Engineering, Thákurova 7, 166 29 Prague 6, Czech RepublicCzech Technical University in Prague, Faculty of Civil Engineering, Thákurova 7, 166 29 Prague 6, Czech Republic University Centre for Energy Efficient Buildings, Czech Technical University in Prague, Trinecká 1024, 273 43 Buštehrad, Czech RepublicCzech Technical University in Prague, Faculty of Civil Engineering, Thákurova 7, 166 29 Prague 6, Czech RepublicCzech Technical University in Prague, Faculty of Civil Engineering, Thákurova 7, 166 29 Prague 6, Czech RepublicThis paper is focused mainly on nanoindentation of carbon fibers. Fibers are in form of carbon fiber fabric that is used in larger research that is focused on reinforcing beams made of glued laminated timber. Knowledge of this material on macro and micro level will help to understand its behavior in this specific type of use. Nanoindentation is method used in this paper to obtain material characteristics on micro level such as hardness and modulus of elasticity. Samples of the carbon fiber fabric had to be prepared for this specific testing method by polishing samples of carbon fabric attached in epoxy resin. In particular, it was found that the indentation hardness of the fibers ranges around 3.65 GPa and modulus of elasticity ranges around 26 GPa.https://ojs.cvut.cz/ojs/index.php/APP/article/view/4630carbon fiber fabric, nanoindentation, micromechanical properties
spellingShingle Pavel Klapálek
Zdeněk Prošek
Aleš Jíra
Lenka Melzerová
EVALUATION OF MICROMECHANICAL PROPERTIES OF CARBON FIBER FABRIC USING NANOINDETATION
Acta Polytechnica CTU Proceedings
carbon fiber fabric, nanoindentation, micromechanical properties
title EVALUATION OF MICROMECHANICAL PROPERTIES OF CARBON FIBER FABRIC USING NANOINDETATION
title_full EVALUATION OF MICROMECHANICAL PROPERTIES OF CARBON FIBER FABRIC USING NANOINDETATION
title_fullStr EVALUATION OF MICROMECHANICAL PROPERTIES OF CARBON FIBER FABRIC USING NANOINDETATION
title_full_unstemmed EVALUATION OF MICROMECHANICAL PROPERTIES OF CARBON FIBER FABRIC USING NANOINDETATION
title_short EVALUATION OF MICROMECHANICAL PROPERTIES OF CARBON FIBER FABRIC USING NANOINDETATION
title_sort evaluation of micromechanical properties of carbon fiber fabric using nanoindetation
topic carbon fiber fabric, nanoindentation, micromechanical properties
url https://ojs.cvut.cz/ojs/index.php/APP/article/view/4630
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