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Micrographs
Insects
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Dragonfly
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Wing
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Wing Edge
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Housefly
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Eye
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Leg
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Wing
Biologicals
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Enamel
Curious Collection
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Chinese tea
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Indian tea
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Espresso coffee
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Instant coffee
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Ground coffee
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New Shaving Razor
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Used Shaving Razor
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Human Hair
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New Toothbrush
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Used Toothbrush
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1973 English Penny
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1998 English Penny
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Peppercorn
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Coffee Filter Paper
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Tea Bag
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Tissue Paper
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Washing Powder
Data-media Storage Materials
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Cheap Audio Tape
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Expensive Audio Tape
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Floppy Disk
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Compact Disk
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Video Tape
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Vinyl Record
Fibres (Natural and Synthetic)
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Natural Fibres
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Cotton
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Flax
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Hemp
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Hennequen
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Ramie
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Silk
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Synthetic Fibres
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Kevlar
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Lyocell
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PBO
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Silk
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Ceramic Fibres
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Nextel
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Silicon Carbide
Microstructures
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Heat Treated Steel
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Normalised Steel
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Quenched Steel
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Tempered Steel
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Brass
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Low Carbon Steel
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High Carbon Steel
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Cast Iron
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Silicon Carbide
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Carbides in Steel
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Aluminium-Silicon Carbide Composite
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Polypropylene
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Crystallisation of Polypropylene
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Amorphous
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Partially Crystallised
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Complete Crystallisation
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Fibre-reinforced Polypropylene
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More Composites
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Carbon-Carbon Composite
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Aluminium-Silicon Carbide Composite
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Fibre-reinforced Polypropylene
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More Metals
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Aluminium Alloys
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Cast Aluminium
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Aluminium Copper (Age Hardened)
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Aluminium Copper (Over Aged)
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Aluminium Silicon (Casting Alloy)
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Aluminium Silicon (Modified Alloy)
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Aluminium Silicon-Carbide
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Brass
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Cu 30wt% Zn (Cast)
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Cu 30wt% Zn (Cold Worked)
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Cu 30wt% Zn (Cold Worked and Annealed)
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Bronze
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Cu-Sn
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Copper
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Cu-P
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Cu 4.5wt% P
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Cu 10.5wt% P
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Cu Xwt% P
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Cu-Zn
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Cu 30wt% Zn (Cast)
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Cu 30wt% Zn (Cold Worked)
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Cu 30wt% Zn (Cold Worked and Annealed)
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Cu-Al
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Cu-Sn
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Cast Iron
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White
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Pearlitic Grey
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Pearlitic Ductile
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Lead
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Lead 20wt% Tin
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Lead 50wt% Tin
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Lead 62wt% Tin
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Lead 80wt% Tin
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Steel
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Low Carbon Steel
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Fe 0.1wt%C (normalised)
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Fe 0.18wt%C (normalised)
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Medium Carbon Steel
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Fe 0.3wt%C (normalised)
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Fe 0.4wt%C (normalised)
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Fe 0.5wt%C (quenched)
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High Carbon Steel
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Fe 0.8wt%C (normalised)
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Fe 1.25wt%C (normalised)
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Heat Treated Steel
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Low Carbon (carburised)
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Medium Carbon (normalised)
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Medium Carbon (quenched & tempered)
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High carbon (isothermal transformation)
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TTT High Carbon Steel (isothermal transformation)
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High Carbon 550°C (isothermal transformation)
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550°C - 2 seconds
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550°C - 5 seconds
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550°C - 10 seconds
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High Carbon 650°C (isothermal transformation)
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650°C - 2 seconds
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650°C - 5 seconds
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650°C - 10 seconds
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650°C - 30 seconds
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650°C - 40 seconds
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High Carbon 675°C (isothermal transformation)
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675°C - 30 seconds
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675°C - 60 seconds
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675°C - 300 seconds
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675°C - 600 seconds
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675°C - 1200 seconds
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Steel Micrographs from Corus
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Bainitic Microstructures
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Ferrite, Martensite, and Bainite
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Bainite, Martensite and Pearlite
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Bainite Matrix with Prior Austenite Grain Boundaries
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Bainitic HAZ Region
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Martensitic Microstructures
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Quenched Martensite Matrix
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Water Quenched Martensite
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Quenched and Tempered Martensite
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Normalised Microstructures
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Normalized 0.05% C
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Normalized 0.20% C
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Normalized 0.30% C
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Normalized 0.36% C
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Pearlitic Microstructures
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Pearlitic Matrix (ferrite necklace)
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Pearlitic Matrix (widmanstatten ferrite)
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0.8% Fully Pearlitic
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Pearlitic Matrix (Cementite on Grain Boundaries)
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Pearlite Lamella
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Spheroidised Pearlite
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Spheroidised Carbides in Ferrite Matrix
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Banded Microstructure
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Processed Microstructures
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As Rolled 0.03% C
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Cold Drawn 0.03% C
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Stainless Steel
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Equiaxed Ferrite
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Ferritic Matrix with Martensite growing on Grain Boundaries
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Martensite
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Duplex Stainless Steel, Austenite and Ferrite
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Stainless Steel Austenite
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Corrosion
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Free Cutting Steel
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Manganese Sulfides (Free Cutting Steel)
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More Ceramics
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Pottery
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Earthenware
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Vitreous Hotelware
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Refactories
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Andalusite Brick
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Korean Magnesia
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Silica Brick
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Technical & Engineering
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Alumina
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Dielectric Ceramic
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Ferrite I
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Ferrite II
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Silicon Carbide
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TiC & TiB
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Ceramics
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Pottery
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Earthenware
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Vitreous Hotelware
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Refactories
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Andalusite Brick
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Korean Magnesia
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Silica Brick
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Technical & Engineering
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Alumina
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Dielectric Ceramic
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Ferrite I
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Ferrite II
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Silicon Carbide
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TiC & TiB
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Metals
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Aluminium Alloys
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Cast Aluminium
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Aluminium Copper (Age Hardened)
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Aluminium Copper (Over Aged)
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Aluminium Silicon (Casting Alloy)
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Aluminium Silicon (Modified Alloy)
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Aluminium Silicon-Carbide
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Brass
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Cu 30wt% Zn (Cast)
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Cu 30wt% Zn (Cold Worked)
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Cu 30wt% Zn (Cold Worked and Annealed)
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Bronze
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Cu-Sn
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Copper
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Cu-P
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Cu 4.5wt% P
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Cu 10.5wt% P
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Cu Xwt% P
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Cu-Zn
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Cu 30wt% Zn (Cast)
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Cu 30wt% Zn (Cold Worked)
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Cu 30wt% Zn (Cold Worked and Annealed)
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Cu-Al
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Cu-Sn
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Cast Iron
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White
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Pearlitic Grey
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Pearlitic Ductile
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Lead
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Lead 20wt% Tin
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Lead 50wt% Tin
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Lead 62wt% Tin
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Lead 80wt% Tin
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Steel
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Low Carbon Steel
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Fe 0.1wt%C (normalised)
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Fe 0.18wt%C (normalised)
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Medium Carbon Steel
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Fe 0.3wt%C (normalised)
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Fe 0.4wt%C (normalised)
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Fe 0.5wt%C (quenched)
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High Carbon Steel
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Fe 0.8wt%C (normalised)
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Fe 1.25wt%C (normalised)
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Heat Treated Steel
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Low Carbon (carburised)
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Medium Carbon (normalised)
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Medium Carbon (quenched & tempered)
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High carbon (isothermal transformation)
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TTT High Carbon Steel (isothermal transformation)
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High Carbon 550°C (isothermal transformation)
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550°C - 2 seconds
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550°C - 5 seconds
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550°C - 10 seconds
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High Carbon 650°C (isothermal transformation)
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650°C - 2 seconds
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650°C - 5 seconds
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650°C - 10 seconds
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650°C - 30 seconds
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650°C - 40 seconds
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High Carbon 675°C (isothermal transformation)
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675°C - 30 seconds
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675°C - 60 seconds
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675°C - 300 seconds
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675°C - 600 seconds
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675°C - 1200 seconds
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Steel Micrographs from Corus
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Bainitic Microstructures
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Ferrite, Martensite, and Bainite
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Bainite, Martensite and Pearlite
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Bainite Matrix with Prior Austenite Grain Boundaries
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Bainitic HAZ Region
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Martensitic Microstructures
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Quenched Martensite Matrix
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Water Quenched Martensite
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Quenched and Tempered Martensite
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Normalised Microstructures
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Normalized 0.05% C
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Normalized 0.20% C
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Normalized 0.30% C
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Normalized 0.36% C
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Pearlitic Microstructures
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Pearlitic Matrix (ferrite necklace)
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Pearlitic Matrix (widmanstatten ferrite)
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0.8% Fully Pearlitic
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Pearlitic Matrix (Cementite on Grain Boundaries)
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Pearlite Lamella
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Spheroidised Pearlite
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Spheroidised Carbides in Ferrite Matrix
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Banded Microstructure
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Processed Microstructures
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As Rolled 0.03% C
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Cold Drawn 0.03% C
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Stainless Steel
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Equiaxed Ferrite
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Ferritic Matrix with Martensite growing on Grain Boundaries
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Martensite
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Duplex Stainless Steel, Austenite and Ferrite
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Stainless Steel Austenite
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Corrosion
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Free Cutting Steel
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Manganese Sulfides (Free Cutting Steel)
Failure of Materials
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Brittle Fracture of Steel
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Ductile Fracture of Steel
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Fracture of Carbon-Carbon Composite
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Fracture of Wood
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Fracture of Glass (Soda-lime)
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Fracture of Perspex
Crystals
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Crystal Lattice
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Table Salt
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Sea Salt
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Sugar
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Graphite
Diffraction
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Cubic Diffraction Spectrum
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BCC Diffraction Spectrum
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FCC Diffraction Spectrum
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Crystal Diffraction Pattern
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Kikuchi Diffraction Pattern
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Laue Diffraction Pattern
Transmission Electron Microscopy
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Crystal Diffraction Pattern
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Kikuchi Diffraction Pattern
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Bend Contours
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Thickness Fringes & Grain Boundaries
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Dislocations in Nickel
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Dislocations in Aluminium
Materials & Analysis
Diffraction Spectra ("Fingerprinting")
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1st Unknown White Powder
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2nd Unknown White Powder
Energy Dispersive Spectroscopy (EDS)
Components
13A Plug
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Fuse Holder
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Microstructure
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Composition
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Phase Diagram
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Area 1
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Area 2
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Cover Screw
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Microstructure
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Composition
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Phase Diagram
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Head and X-section
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Thread
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Earth Pin
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Microstructure
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Composition
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Phase Diagram
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Side
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Hole
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Front
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Front (pin)
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Pin End
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Wire Fixing Screw
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Microstructure
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Composition
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Phase Diagram
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Head
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Thread
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Area 1
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Area 2
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Live-Neutral Pins
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Fuse Holder Rivet
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Microstructure
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Composition
Corkscrew
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Arm's Shoulder
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Microstructure
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Composition
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Phase Diagram
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Hole
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Surface
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Handle & Body
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Microstructure
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Composition
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Phase Diagram
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Screw
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Microstructure
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Composition
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Phase Diagram