Electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam

The reinforcement of electromagnetic interference by carbon fibre for syntactic foam was successfully demonstrated. The electromagnetic interference shielding provided by the composite was tested for carbon fibre filler loading from 1 wt% to 5 wt% with 3 wt% of carbon microspheres. The electromagnet...

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Bibliographic Details
Main Author: Wan, Danny Ming Kong
Other Authors: Ma Jan
Format: Final Year Project (FYP)
Language:English
Published: 2011
Subjects:
Online Access:http://hdl.handle.net/10356/43950
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author Wan, Danny Ming Kong
author2 Ma Jan
author_facet Ma Jan
Wan, Danny Ming Kong
author_sort Wan, Danny Ming Kong
collection NTU
description The reinforcement of electromagnetic interference by carbon fibre for syntactic foam was successfully demonstrated. The electromagnetic interference shielding provided by the composite was tested for carbon fibre filler loading from 1 wt% to 5 wt% with 3 wt% of carbon microspheres. The electromagnetic interference shielding effectiveness of the composite has strong links to its conductivity and is frequency dependent. The highest electromagnetic interference shielding effectiveness was at the highest carbon fibre loading of 5 wt% with 11.4 dB at 1.15 GHz, which implied that electromagnetic interference shielding effectiveness increased with carbon fibre filler loading due to the increase of the amount of interconnected carbon fibre. The highest specific electromagnetic interference shielding effectiveness was also observed to be at carbon fibre loading of 5 wt% with 11.8 dB.cm3/g at 1.15 GHz. It was also observed that the main mechanism of EMI shielding is reflection.
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spelling ntu-10356/439502023-03-04T15:33:48Z Electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam Wan, Danny Ming Kong Ma Jan School of Materials Science and Engineering Zhang Liying DRNTU::Engineering::Materials::Composite materials The reinforcement of electromagnetic interference by carbon fibre for syntactic foam was successfully demonstrated. The electromagnetic interference shielding provided by the composite was tested for carbon fibre filler loading from 1 wt% to 5 wt% with 3 wt% of carbon microspheres. The electromagnetic interference shielding effectiveness of the composite has strong links to its conductivity and is frequency dependent. The highest electromagnetic interference shielding effectiveness was at the highest carbon fibre loading of 5 wt% with 11.4 dB at 1.15 GHz, which implied that electromagnetic interference shielding effectiveness increased with carbon fibre filler loading due to the increase of the amount of interconnected carbon fibre. The highest specific electromagnetic interference shielding effectiveness was also observed to be at carbon fibre loading of 5 wt% with 11.8 dB.cm3/g at 1.15 GHz. It was also observed that the main mechanism of EMI shielding is reflection. Bachelor of Engineering (Materials Engineering) 2011-05-16T04:00:28Z 2011-05-16T04:00:28Z 2011 2011 Final Year Project (FYP) http://hdl.handle.net/10356/43950 en Nanyang Technological University 30 p. application/pdf
spellingShingle DRNTU::Engineering::Materials::Composite materials
Wan, Danny Ming Kong
Electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam
title Electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam
title_full Electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam
title_fullStr Electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam
title_full_unstemmed Electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam
title_short Electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam
title_sort electromagnetic interference shielding effectiveness of carbon fibre reinforced syntactic foam
topic DRNTU::Engineering::Materials::Composite materials
url http://hdl.handle.net/10356/43950
work_keys_str_mv AT wandannymingkong electromagneticinterferenceshieldingeffectivenessofcarbonfibrereinforcedsyntacticfoam