[Study on the Raman spectra of ZYA system].
The Raman spectra of ZYA system [60wt% ZrO2 (2.25mol% Y2O3) -40wt% alpha-Al2O3] were measured before and after its pressing. The results proved the toughening mechanism of phase transformation from tetragonal ZrO2 to monoclinic.
Gu
J
J
Department of Applied Physics, Tianjin University, 300072 Tianjin.