| abstract |
The article includes a body coated with a ceramic coating. The ceramic coating may comprise from about 45 mol% to about 99 mol% Y 2 O 3 , from about 0 mol% to about 55 mol% ZrO 2 , and from about 0 mol% to about 10 mol% Al 2 O 3 . The ceramic coating may alternatively comprise from about 30 mol% to about 60 mol% Y 2 O 3 , from about 0 mol% to about 20 mol% ZrO 2 , and from about 30 mol% to about 60 mol% 2 O < 3 >. |