title: [Study on the Raman spectra of ZYA system].
abstract: 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.
authors.affiliation: Department of Applied Physics, Tianjin University, 300072 Tianjin.
authors.forename: J
authors.initials: J
authors.lastname: Gu