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Synthesis and magnetic properties of polymer derived metal/SiCN ceramic composites

Xuehua, Yan ; Xiaonong, Cheng ; Guangcai, Han ; Hauser, R. ; Riedel, R. (2007)
Synthesis and magnetic properties of polymer derived metal/SiCN ceramic composites.
In: Key Engineering Materials, 353-358
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

Metal particles were embedded in a silicon carbonitride (SiCN) matrix, derived from the commercially available polysilazane Ceraset reg. Metal powders, such as Fe, Mn, Co, Ni, were mixed and milled with pre-cross-linked polysilazane and subsequent pyrolysis. The metals act as active fillers to increase the density of composite. The phases and microstructures of metal/ceramic composites were studied using XRD, SEM and EDS. The magnetic property was measured with Magnetic Property Measurement System at -196degC and 27degC. The results show that there were two main domains in composites, one was metal-rich domain and another was metal-poor domain. The reaction compound between metal and matrix had great effect on the magnetic properties of composites, filled with different metals.

Typ des Eintrags: Artikel
Erschienen: 2007
Autor(en): Xuehua, Yan ; Xiaonong, Cheng ; Guangcai, Han ; Hauser, R. ; Riedel, R.
Art des Eintrags: Bibliographie
Titel: Synthesis and magnetic properties of polymer derived metal/SiCN ceramic composites
Sprache: Englisch
Publikationsjahr: 19 April 2007
Verlag: Trans Tech Publications Ltd., Switzerland
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Key Engineering Materials
Jahrgang/Volume einer Zeitschrift: 353-358
Kurzbeschreibung (Abstract):

Metal particles were embedded in a silicon carbonitride (SiCN) matrix, derived from the commercially available polysilazane Ceraset reg. Metal powders, such as Fe, Mn, Co, Ni, were mixed and milled with pre-cross-linked polysilazane and subsequent pyrolysis. The metals act as active fillers to increase the density of composite. The phases and microstructures of metal/ceramic composites were studied using XRD, SEM and EDS. The magnetic property was measured with Magnetic Property Measurement System at -196degC and 27degC. The results show that there were two main domains in composites, one was metal-rich domain and another was metal-poor domain. The reaction compound between metal and matrix had great effect on the magnetic properties of composites, filled with different metals.

Freie Schlagworte: ceramics, filler metals, magnetic particles, particle reinforced composites, silicon compounds
Fachbereich(e)/-gebiet(e): 11 Fachbereich Material- und Geowissenschaften
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft
11 Fachbereich Material- und Geowissenschaften > Materialwissenschaft > Fachgebiet Disperse Feststoffe
Hinterlegungsdatum: 19 Apr 2012 08:51
Letzte Änderung: 03 Jul 2020 12:05
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