LIGHT ACCUMULATING AND LUMINOUS MATERIALS AND A PROCESS TO PRODUCE SAME

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The present invention relates to a light accumulating and luminous material characterized by the general formula M1-x-y n(Al2-z Ga z)O4 : xEu+2, y RE wherein M is at least one alkaline earth metal; RE is at least one rare eart h metal, and Al(OH)3, Ga2O3, and Eu2O3 are also feed materials. In the formula ; n ranges from 0.5 to 7; x ranges from 0.001 to 0 : 1; y ranges from 0.001 to 0.1 ; and z ranges from 0.005 to 0.05. It also relates to a process to manufacture the light accumulating and luminous material.