| abstract |
The invention relates to a nitride red complex phase fluorescent ceramic and a preparation method thereof, wherein the nitride red complex phase fluorescent ceramic comprises the following components: an aluminum nitride matrix phase and a nitride red fluorescent dispersed phase dispersed in the aluminum nitride matrix phase; preferably, the content of the red nitride fluorescent disperse phase is 20-80 wt%; preferably, the red fluorescent disperse phase of nitride is selected from CaAlSiN 3 :Eu 2+ 、(Sr,Ca)AlSiN 3 :Eu 2+ And Sr 2 Si 5 N 8 :Eu 2+ At least one of them. |