An amorphous phase trapped at a triple junction between Si3N4 grains

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Description:	The micrograph shows an amorphous phase trapped at a triple junction between Si3N4 grains (within a silicon nitride particulate-reinforced silicon carbide composite). The amorphous phase extends into at least one of the grain boundaries with a thickness of about 10 angstrom.
Keywords:	ceramic • composite material • silicon carbide • silicon nitride
Categories:	Science approaches > Structure, bonding & defects > Grain boundaries Science approaches > Microstructure Materials > Ceramics & glasses > Technical ceramics > Silicon carbide and nitride Testing, analysis & experimentation > Metallography Scale > Micro
Created by:	DoITPoMS, University of Cambridge Dr K M Knowles, Department of Materials Science and Metallurgy, University of Cambridge
Published by:	DoITPoMS, University of Cambridge
License:	This resource is released under the Creative Commons Attribution Non-Commercial Share Alike license (2.0 UK: England & Wales). You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). noncommercial – You may not use this work for commercial purposes. share alike – If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one. View the full legal code here.
Date created:	01 October 2002
Date added:	21 August 2009
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Resource ID:	1585
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