| abstract |
The present invention relates to a process for providing a fluorescent dental ceramic body based on zirconia and/or alumina comprising the steps of nA) providing a ceramic precursor powder containing apart from zirconia and/or alumina, respectively, bismuth oxide in an amount of lower than 0,7 mol-%, nB) pressing the ceramic precursor powder to form a green body, nC) debinding the green body obtained in B) to form a porous brown body, and nD) sintering the porous brown body obtained in C) to obtain the fluorescent, dense ceramic body. n According to the invention, the amount of bismuth oxide contained in the ceramic precursor powder is higher than 0.06 mol-%. |