| 简介 |
PROBLEM TO BE SOLVED : To provide optoceramics doped with activator elements and having high transmission, high density and high effective atomic numbers.
SOLUTION : The optical ceramics are represented by formula : A2+xByDzE7. In the formula, x, y and z satisfy 0≤x≤1.1, 0≤y≤3, 0≤z≤1.6, respectively, and 3x+4y+5z=8; A represents at least one trivalent cation selected from a group of rare earth ions; B represents at least one tetravalent cation; D represents at least one pentavalent cation; and E represents at least one divalent anion.
COPYRIGHT : (C)2011, JPO&INPIT |
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