The effect of Al2O3-MgO additives on the microstructure of spark plasma sintered silicon nitride with Al2O3-
Y2O3. It was found that increasing in SPS temperature above 1650 ° C leads to an insignificant
Microstructure of spark plasma-sintered silicon nitride ceramicsThe microstructure and phase composition of the high-content Al₂O₃-
Y₂O₃-doped spark plasma