Damping behavior of Al/SiC functionally graded and metal matrix composites

Al/SiC functionally graded and metal-matrix composites were investigated through dynamic mechanical analyzer as a function of vibrating frequencies. It was found that internal frictions were strongly dependent on material type and vibrating frequency. Tan δ reached 30.4 × 10–3 and 21.2 × 10–3in FGM...

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Main Authors: E. Acar, M. Aydın
Format: Article
Language:English
Published: Taylor & Francis Group 2021-04-01
Series:Journal of Asian Ceramic Societies
Subjects:
Online Access:http://dx.doi.org/10.1080/21870764.2021.1904606
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author E. Acar
M. Aydın
author_facet E. Acar
M. Aydın
author_sort E. Acar
collection DOAJ
description Al/SiC functionally graded and metal-matrix composites were investigated through dynamic mechanical analyzer as a function of vibrating frequencies. It was found that internal frictions were strongly dependent on material type and vibrating frequency. Tan δ reached 30.4 × 10–3 and 21.2 × 10–3in FGM and MMC, respectively, at vibrating frequency of 1 Hz. The damping capacity decreased as the frequency increased to 10 Hz and 30 Hz. Storage moduli were 172 GPa and 144 GPa for FGMs and MMCs, respectively, at 1 Hz. Similar to Tan δ, storage moduli of the both materials were more sensitive to frequency change at higher temperatures. In general, higher storage moduli and damping capacities were observed in FGMs compared to MMCs.
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spelling doaj.art-26fefdeac45c437ba6ac527280028e4c2022-12-21T21:59:14ZengTaylor & Francis GroupJournal of Asian Ceramic Societies2187-07642021-04-019257858510.1080/21870764.2021.19046061904606Damping behavior of Al/SiC functionally graded and metal matrix compositesE. Acar0M. Aydın1Erciyes UniversityErciyes UniversityAl/SiC functionally graded and metal-matrix composites were investigated through dynamic mechanical analyzer as a function of vibrating frequencies. It was found that internal frictions were strongly dependent on material type and vibrating frequency. Tan δ reached 30.4 × 10–3 and 21.2 × 10–3in FGM and MMC, respectively, at vibrating frequency of 1 Hz. The damping capacity decreased as the frequency increased to 10 Hz and 30 Hz. Storage moduli were 172 GPa and 144 GPa for FGMs and MMCs, respectively, at 1 Hz. Similar to Tan δ, storage moduli of the both materials were more sensitive to frequency change at higher temperatures. In general, higher storage moduli and damping capacities were observed in FGMs compared to MMCs.http://dx.doi.org/10.1080/21870764.2021.1904606fgmsmetal-matrix compositesinternal frictiondmadamping capacitystorage modulus
spellingShingle E. Acar
M. Aydın
Damping behavior of Al/SiC functionally graded and metal matrix composites
Journal of Asian Ceramic Societies
fgms
metal-matrix composites
internal friction
dma
damping capacity
storage modulus
title Damping behavior of Al/SiC functionally graded and metal matrix composites
title_full Damping behavior of Al/SiC functionally graded and metal matrix composites
title_fullStr Damping behavior of Al/SiC functionally graded and metal matrix composites
title_full_unstemmed Damping behavior of Al/SiC functionally graded and metal matrix composites
title_short Damping behavior of Al/SiC functionally graded and metal matrix composites
title_sort damping behavior of al sic functionally graded and metal matrix composites
topic fgms
metal-matrix composites
internal friction
dma
damping capacity
storage modulus
url http://dx.doi.org/10.1080/21870764.2021.1904606
work_keys_str_mv AT eacar dampingbehaviorofalsicfunctionallygradedandmetalmatrixcomposites
AT maydın dampingbehaviorofalsicfunctionallygradedandmetalmatrixcomposites