Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss

Recently, various electronic devices have been developed to meet the requirements of higher frequency technology applications. This widely used application without realizing has created more electromagnetic interference pollution that is harmful to human health and other equipment. Therefore, more r...

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Main Authors: Mohd Idris, Fadzidah, Ibrahim, Idza Riati, Shafiee, Farah Nabilah, Kaco, Hatika, Shafie, Mohd Shamsul Ezzad
Format: Article
Published: Semarak Ilmu Publishing 2024
Online Access:http://psasir.upm.edu.my/id/eprint/106194/
https://semarakilmu.com.my/journals/index.php/appl_mech/article/view/5061
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Institution: Universiti Putra Malaysia
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spelling my.upm.eprints.1061942024-05-07T22:50:59Z http://psasir.upm.edu.my/id/eprint/106194/ Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss Mohd Idris, Fadzidah Ibrahim, Idza Riati Shafiee, Farah Nabilah Kaco, Hatika Shafie, Mohd Shamsul Ezzad Recently, various electronic devices have been developed to meet the requirements of higher frequency technology applications. This widely used application without realizing has created more electromagnetic interference pollution that is harmful to human health and other equipment. Therefore, more research interest focuses on fabricating the electromagnetic (EM) wave absorbing materials that can absorb the EM wave interference. In this regard, this research highlights the use of Iron Oxide and Cobalt Oxide as catalyst to synthesize hybrid CNT by using Thermal Vapor Deposition Tube (TVDT) method. The spiral hybrid CNT/epoxy composites were prepared at thickness of 1mm, 2mm and 3mm. The phase formation, microstructural, particle size and structural analysis of the hybrid CNT were analyzed by using X-ray diffractometer (XRD), Scanning Electron Microscope (SEM), Transmission Electron Microscope (TEM) and RAMAN spectrometer respectively. The microwave characterization of the hybrid CNT/epoxy composite samples was analyzed by using Vector Network Analyzer (VNA) at GHz frequency range. The phase analysis confirmed the existence of Carbon and iron carbide in the sample. The microstructural of CNT formation are mostly in spiral and straight like structure. On the other hand, the structural analysis shows the sample are more towards defective structure with higher and broader D-band peak. This could enhance the EM wave absorption performance. The minimum reflection loss (RL) peak was ̴-23dB (t=3mm) obtained for all hybrid CNT composite samples. The differences of minimum reflection loss peak at different weight percentages are most likely shown by the shift of frequency range. Thus, this lightweight spiral hybrid CNT/epoxy composites results in better EM wave performance at different thin thickness used for different applications. Semarak Ilmu Publishing 2024-01 Article PeerReviewed Mohd Idris, Fadzidah and Ibrahim, Idza Riati and Shafiee, Farah Nabilah and Kaco, Hatika and Shafie, Mohd Shamsul Ezzad (2024) Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss. Journal of Advanced Research in Applied Mechanics, 113 (1). pp. 13-26. ISSN 2289-7895 https://semarakilmu.com.my/journals/index.php/appl_mech/article/view/5061 10.37934/aram.113.1.1326
institution Universiti Putra Malaysia
building UPM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Putra Malaysia
content_source UPM Institutional Repository
url_provider http://psasir.upm.edu.my/
description Recently, various electronic devices have been developed to meet the requirements of higher frequency technology applications. This widely used application without realizing has created more electromagnetic interference pollution that is harmful to human health and other equipment. Therefore, more research interest focuses on fabricating the electromagnetic (EM) wave absorbing materials that can absorb the EM wave interference. In this regard, this research highlights the use of Iron Oxide and Cobalt Oxide as catalyst to synthesize hybrid CNT by using Thermal Vapor Deposition Tube (TVDT) method. The spiral hybrid CNT/epoxy composites were prepared at thickness of 1mm, 2mm and 3mm. The phase formation, microstructural, particle size and structural analysis of the hybrid CNT were analyzed by using X-ray diffractometer (XRD), Scanning Electron Microscope (SEM), Transmission Electron Microscope (TEM) and RAMAN spectrometer respectively. The microwave characterization of the hybrid CNT/epoxy composite samples was analyzed by using Vector Network Analyzer (VNA) at GHz frequency range. The phase analysis confirmed the existence of Carbon and iron carbide in the sample. The microstructural of CNT formation are mostly in spiral and straight like structure. On the other hand, the structural analysis shows the sample are more towards defective structure with higher and broader D-band peak. This could enhance the EM wave absorption performance. The minimum reflection loss (RL) peak was ̴-23dB (t=3mm) obtained for all hybrid CNT composite samples. The differences of minimum reflection loss peak at different weight percentages are most likely shown by the shift of frequency range. Thus, this lightweight spiral hybrid CNT/epoxy composites results in better EM wave performance at different thin thickness used for different applications.
format Article
author Mohd Idris, Fadzidah
Ibrahim, Idza Riati
Shafiee, Farah Nabilah
Kaco, Hatika
Shafie, Mohd Shamsul Ezzad
spellingShingle Mohd Idris, Fadzidah
Ibrahim, Idza Riati
Shafiee, Farah Nabilah
Kaco, Hatika
Shafie, Mohd Shamsul Ezzad
Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss
author_facet Mohd Idris, Fadzidah
Ibrahim, Idza Riati
Shafiee, Farah Nabilah
Kaco, Hatika
Shafie, Mohd Shamsul Ezzad
author_sort Mohd Idris, Fadzidah
title Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss
title_short Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss
title_full Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss
title_fullStr Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss
title_full_unstemmed Materials’ properties of lightweight spiral hybrid CNT/epoxy composites enhanced reflection loss
title_sort materials’ properties of lightweight spiral hybrid cnt/epoxy composites enhanced reflection loss
publisher Semarak Ilmu Publishing
publishDate 2024
url http://psasir.upm.edu.my/id/eprint/106194/
https://semarakilmu.com.my/journals/index.php/appl_mech/article/view/5061
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