St. Petersburg Polytechnic University Journal: Physics and Mathematics Научно-технические ведомости СПбГПУ. Физико-математические науки 2304-9782, 2618-8686, 2405-7223 19 A superficial low-temperature degradation of zirconia ceramics stabilized by ittrium oxide Приповерхностная низкотемпературная деградация циркониевой керамики, стабилизированной оксидом иттрия Titovets Yury Shtelmakh Svetlana Pesin Vadim Semenchenko Tatyana Peter the Great St. Petersburg Polytechnic University 18 10 2010 3 104 110 111

An essential increase of monoclinic phase in superficial layers for the investigation zirconia ceramics has been found using conventional test. To elucidate the procedure for a necessary estimation stability degree we suggest to carry out additional measurements using a slipping X-ray beam method.

 zirconi ceramics low-temperature degradation X-ray method ittpium oxide monoclinic phase