Dissemination of IT for the Promotion of Materials Science (DoITPoMS)

DoITPoMS Micrograph Library Contributor
Micrograph Library Browse the libraryAdvanced searchSystemsCompositionsTechniquesKeywordsPhase diagrams
HelpPreferencesAbout the micrograph libraryTerms of useContribute micrographs!FeedbackLinksCredits Print this page
micrograph index montage

Contributor

44 micrographs contributed by Dr K M Knowles, ordered by micrograph number.

Showing 31 - 40 of 44 micrographs Page 1 2 3 4 5 | Previous | Next
Link to full record for micrograph 543 Micrograph 543 : Devitrified Glass: glass sample heated at 900°C for 17 hours
System: SiO2, Composition: Mostly silica, SiO2
Transmitted polarised light microscopy, with sensitive tint plate
250 μm
Link to full record for micrograph 544 Micrograph 544 : Devitrified Glass: glass sample heated at 900°C for 17 hours
System: SiO2, Composition: Mostly silica, SiO2
Transmitted polarised light microscopy, with sensitive tint plate
250 μm
Link to full record for micrograph 545 Micrograph 545 : Fibre reinforced magnesium aluminosilicate ceramic showing black areas of porosity
System: SiC fibre-reinforced magnesium aluminosilicate, Composition: Not specified
Reflected light microscopy
100 μm
Link to full record for micrograph 546 Micrograph 546 : Delamination cracks seen in h-BN particles subjected to compressive stress in the (0001) planes (within a silicon nitride particulate-reinforced silicon carbide composite)
System: Si3N4-SiC composite, Composition: Not specified
High resolution electron microscopy (HREM)
10 nm
Link to full record for micrograph 547 Micrograph 547 : h-BN inclusion (precipitate) in a b-Si3N4 grain (within a silicon nitride particulate-reinforced silicon carbide composite)
System: Si3N4-SiC composite, Composition: Not specified
High resolution electron microscopy (HREM)
20 nm
Link to full record for micrograph 548 Micrograph 548 : Fractograph showing extensive matrix cracking and fibres bridging an opened matrix in a fibre reinforced magnesium aluminosilicate ceramic
System: SiC fibre-reinforced magnesium aluminosilicate, Composition: Not specified
Scanning electron microscopy (SEM)
200 μm
Link to full record for micrograph 549 Micrograph 549 : Misoriented interphase boundary between h-BN (precipitate) and SiC grains (within a silicon nitride particulate-reinforced silicon carbide composite)
System: Si3N4-SiC composite, Composition: Not specified
High resolution electron microscopy (HREM)
1.2 nm
Link to full record for micrograph 550 Micrograph 550 : Micrograph showing the complex chemical reactions which arise at fibre-matrix interfaces in a fibre reinforced magnesium aluminosilicate ceramic subjected to oxidation
System: SiC fibre-reinforced magnesium aluminosilicate, Composition: Not specified
Bright-field TEM
300 nm
Link to full record for micrograph 551 Micrograph 551 : A regularly stepped interface boundary between h-BN (precipitate) and Si3N4 grains (within a silicon nitride particulate-reinforced silicon carbide composite)
System: Si3N4-SiC composite, Composition: Not specified
High resolution electron microscopy (HREM)
10 nm
Link to full record for micrograph 552 Micrograph 552 : An amorphous phase trapped at a triple junction between Si3N4 grains (within a silicon nitride particulate-reinforced silicon carbide composite).
System: Si3N4-SiC composite, Composition: Not specified
High resolution electron microscopy (HREM)
20 nm
Showing 31 - 40 of 44 micrographs Page 1 2 3 4 5 | Previous | Next

List all contributors