Silicon Nitride Ceramics with High Thermal Conductivity ...
December 2016 Silicon Nitride Ceramics with High Thermal Conductivity and Excellent Mechanical Properties 425 of the grains is increased, which leads to a larger fraction of large elongated grains and improved contact between the Si 3N 4 grains, making the samples fully dense without obvious pores (Fig.1(b) and(c)).
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