Orthopedic applications of silicon nitride ceramics ...
2012-8-1 · Silicon nitride (Si3 N 4) is a non-oxide ceramic that is rarely observed in nature, but may occur naturally, since it has been found in particles of meteorite rock [1]. Synthetic Si 3 N 4 was first developed by Deville and Wöhler in 1859 [1]; but it remained little more than a curiosity for nearly a century.
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