Magnetic nanoparticles for radar absorber application : silica coated cobalt-iron nanoparticles and silica coated iron nanoparticles

Research into Radar Absorbing Materials (RAM) has increased exponentially over the last decade. One main reason is due to the proliferation of the use of stealth technology in armed forces globally. RAM coatings have been found to be an efficient way of reducing Radar Cross Section (RCS) by conve...

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Bibliographic Details
Main Author: Leong, Glenn Jie Wei
Other Authors: Jason Xu Zhichuan
Format: Final Year Project (FYP)
Language:English
Published: 2016
Subjects:
Online Access:http://hdl.handle.net/10356/66328
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author Leong, Glenn Jie Wei
author2 Jason Xu Zhichuan
author_facet Jason Xu Zhichuan
Leong, Glenn Jie Wei
author_sort Leong, Glenn Jie Wei
collection NTU
description Research into Radar Absorbing Materials (RAM) has increased exponentially over the last decade. One main reason is due to the proliferation of the use of stealth technology in armed forces globally. RAM coatings have been found to be an efficient way of reducing Radar Cross Section (RCS) by converting incident radar waves into alternative forms of energy. However, there have been limited studies done thus far on nano-scale RAM and its radar wave capabilities. Hence, this report aims to fill the gap by providing analysis on how Silica coated Cobalt-Iron Nanoparticles (CoFe2@SiO2) and Silica Coated Iron Nanoparticles (Fe@SiO2), which can be used as RAM, are able to improve and enhance present day high performance radar wave attenuation technology. This will also provide the opportunity whereby a direct comparison of the radar wave attenuation capability can be made between both CoFe2@SiO2 and Fe@SiO2 nanoparticles. The nanoparticles were characterized by XRD, TEM, FTIR and VNA. Results obtained have concurred with the available literatures. Thus, though both CoFe2@SiO2 and Fe@SiO2 nanoparticles have the potential to be excellent RAM, however greater promise lies with the use of CoFe2@SiO2 as a RAM.
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spelling ntu-10356/663282023-03-04T15:34:22Z Magnetic nanoparticles for radar absorber application : silica coated cobalt-iron nanoparticles and silica coated iron nanoparticles Leong, Glenn Jie Wei Jason Xu Zhichuan School of Materials Science and Engineering DRNTU::Engineering Research into Radar Absorbing Materials (RAM) has increased exponentially over the last decade. One main reason is due to the proliferation of the use of stealth technology in armed forces globally. RAM coatings have been found to be an efficient way of reducing Radar Cross Section (RCS) by converting incident radar waves into alternative forms of energy. However, there have been limited studies done thus far on nano-scale RAM and its radar wave capabilities. Hence, this report aims to fill the gap by providing analysis on how Silica coated Cobalt-Iron Nanoparticles (CoFe2@SiO2) and Silica Coated Iron Nanoparticles (Fe@SiO2), which can be used as RAM, are able to improve and enhance present day high performance radar wave attenuation technology. This will also provide the opportunity whereby a direct comparison of the radar wave attenuation capability can be made between both CoFe2@SiO2 and Fe@SiO2 nanoparticles. The nanoparticles were characterized by XRD, TEM, FTIR and VNA. Results obtained have concurred with the available literatures. Thus, though both CoFe2@SiO2 and Fe@SiO2 nanoparticles have the potential to be excellent RAM, however greater promise lies with the use of CoFe2@SiO2 as a RAM. Bachelor of Engineering (Materials Engineering) 2016-03-29T03:35:35Z 2016-03-29T03:35:35Z 2016 Final Year Project (FYP) http://hdl.handle.net/10356/66328 en Nanyang Technological University 40 p. application/pdf
spellingShingle DRNTU::Engineering
Leong, Glenn Jie Wei
Magnetic nanoparticles for radar absorber application : silica coated cobalt-iron nanoparticles and silica coated iron nanoparticles
title Magnetic nanoparticles for radar absorber application : silica coated cobalt-iron nanoparticles and silica coated iron nanoparticles
title_full Magnetic nanoparticles for radar absorber application : silica coated cobalt-iron nanoparticles and silica coated iron nanoparticles
title_fullStr Magnetic nanoparticles for radar absorber application : silica coated cobalt-iron nanoparticles and silica coated iron nanoparticles
title_full_unstemmed Magnetic nanoparticles for radar absorber application : silica coated cobalt-iron nanoparticles and silica coated iron nanoparticles
title_short Magnetic nanoparticles for radar absorber application : silica coated cobalt-iron nanoparticles and silica coated iron nanoparticles
title_sort magnetic nanoparticles for radar absorber application silica coated cobalt iron nanoparticles and silica coated iron nanoparticles
topic DRNTU::Engineering
url http://hdl.handle.net/10356/66328
work_keys_str_mv AT leongglennjiewei magneticnanoparticlesforradarabsorberapplicationsilicacoatedcobaltironnanoparticlesandsilicacoatedironnanoparticles