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Length bar. 200 μm. Further information. This is an image of part of the crater on the impact side of the laminate.

Length bar. 200 μm. Further information. 15% chromite - main phase magnesia with resolved spinel at boundary.

Length bar. 200 μm. Further information. This RZ5 alloy is from an actual cast specimen.

Length bar. 200 μm. Further information. This micrograph shows the ductility of magnesium under tensile loading, manifested by elongated grains parallel to the applied loading.

Length bar. 200 μm. Further information. This micrograph is of a specimen which has been pressed from either side during fabrication, with the bright graphite flakes appearing edge on.

Length bar. 200 μm. Further information. This micrograph is of a specimen which has been pressed parallel with your nose (into the screen) during fabrication, with the bright graphite flakes appearing

Length bar. 200 μm. Further information. Oven-to-tableware ceramics have a low coefficient of thermal expansion, and therefore a high resistance to thermal shock, which makes them suitable for use

Length bar. 200 nm. Further information. These colloidal particles (PMMA) are synthesized by polymerizing methyl-methacrylate, and have a nominal diameter of 120 nm.

Length bar. 200 μm. Further information. Contributor.

Length bar. 200 μm. Further information. Terracotta can be made in large shapes due to the fact that a large part of the raw materials has been prefired, so firing shrinkage

Length bar. 200 μm. Further information. Contributor.

Length bar. 200 μm. Further information. Contributor.

Length bar. 200 μm. Further information. This is a copper-aluminium bronze containing 10 wt% aluminium.

Length bar. 200 μm. Further information. Prolonged heat treatment above 150ºdegC to 200ºdegC has led to the evolution of the stable CuAl.

Length bar. 200 μm. Further information. A high zinc brass that forms large grains of b phase (yellow areas, due to higher copper content) and subsequently grains of g form on

Length bar. 200 μm. Further information. b brass consisting of large grains of b phase with Widmanstätten g forming from the grain boundaries.

Length bar. 200 μm. Further information. A cast alloy of high zinc brass, consisting of b dendrites.

Length bar. 200 μm. Further information. This sample has been air cooled.

Length bar. 200 μm. Further information. Brass that has been cast and annealed to give an equilibrium microstructure of a and b phases.

Length bar. 200 μm. Further information. An good example of dendritic solidification, which occurs when the solidification front becomes unstable with respect to small perturbations.

Length bar. 200 μm. Further information. High tin Cu-Sn alloy. The phase diagram of this system is complicated, at room temperature the equilibrium phases are a (copper) and e.

Length bar. 200 μm. Further information. An good example of dendritic solidification, which occurs when the solidification front becomes unstable with respect to small perturbations.

Length bar. 200 μm. Further information. Bronze that has been cast and annealed to give a microstructure with an a matrix surrounded by a mixture of a and b phases.

Length bar. 200 μm. Further information. As cast copper rich brass showing copper dendrites in a matrix of a (copper) and b phases.

Length bar. 200 μm. Further information. Leaded bronze exhibiting cored dendrites, lead is visible, as is a large amount of porosity.

Length bar. 200 μm. Further information. An alloy of bronze containing lead and zinc.

Length bar. 200 μm. Further information. An alloy of bronze containing zinc.

Length bar. 200 μm. Further information. An good example of dendritic solidification, which occurs when the solidification front becomes unstable with respect to small perturbations.

Length bar. 200 μm. Further information. The microstructures consists of cored dendrites of a phase (brown).

Length bar. 200 μm. Further information. A good example of the creation of annealing twins.

Length bar. 200 μm. Further information. A good example of the creation of annealing twins.

Length bar. 200 μm. Further information. Low tin bronze. Upon casting the first phase to form is the copper rich a.

Length bar. 200 μm. Further information. Low tin phosphor bronze after casting.

Length bar. 200 μm. Further information. After initial casting of this steel it was subject to a process known as carburisation.

Length bar. 200 μm. Further information. Low carbon steel with a microstructure consisting mostly of ferrite with the darker pearlite regions around the ferrite grains.

Length bar. 200 μm. Further information. Low carbon steel with a microstructure consisting mostly of ferrite.

Length bar. 200 μm. Further information. Low carbon steel with a microstructure consisting mostly of ferrite.

Length bar. 200 μm. Further information. After initial casting of this steel it was subject to a process known as carburisation.

Length bar. 200 μm. Further information. A low carbon steel quenched in order to produce martensitic plates.

Length bar. 200 μm. Further information. Low carbon steel with a microstructure consisting mostly of ferrite with the darker pearlite regions around the ferrite grains.

Length bar. 200 μm. Further information. Low carbon steel with a microstructure consisting mostly of ferrite with the darker pearlite regions around the ferrite grains.

Length bar. 200 μm. Further information. After initial casting of this steel it was subject to a process known as carburisation.

Length bar. 200 μm. Further information. Medium carbon steel quenched to produce martensite and subsequently tempered in order to reduce its hardness and increase toughness.

Length bar. 200 μm. Further information. Medium carbon steel that has been slow quenched, and resulting in the production of Widmanstätten ferrite.

Length bar. 200 μm. Further information. A medium carbon steel that has been quenched producing martensite laths in the microstructure.

Length bar. 200 μm. Further information. Medium carbon steel containing a high proportion of nickel in order to stabilise the austenite to lower temperature.

Length bar. 200 μm. Further information. A hypoeutectoid alloy (carbon composition less than eutectoid).

Length bar. 200 μm. Further information. The steel has been rapidly quenched.

Length bar. 200 μm. Further information. Medium carbon steel that has been austenitised and subsequently quenched to produce martensite in order to produce a hardened steel.

Length bar. 200 μm. Further information. A low alloy medium carbon steel that has been quenched producing martensite laths in the microstructure.