Fibrous 3-silicon nitride grains

Fibrous Grain-Aligned Silicon Nitrides (Large Grains) 355... 

Figure 8.6 shows the microstructure of the seeded (2 vol%) and tapesilicon nitride. Flere, the large fibrous grains with a diameter of a few micrometers and a... 

Figure 8.11 Schematic illustration of superplastic forging and superplastic sinter-forging techniques for fabricating fibrous-grain-aligned silicon nitrides.

Figure 8.12 Original and superplastically deformed silicon nitride specimens and their microstructures. In the deformed specimen, manyofthe fibrous grains are aligned alongthe...

Fibrous Grain-Aligned Porous Silicon Nitrides 371... 

Figure 8.21 Microstructures of porous silicon nitride with large fibrous grain alignment (porosity 14%). Reprinted with permission from Ref [50] 2000, Blackwell Publishing, Inc.

Figure 8.26 Fracture surfaces of porous silicon nitride with fine fibrous grain alignment fabricated through a sinter-forging technique. The porosity is 24%. Illustration courtesy of Naoki Kondo et al.

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