FIELD: chemistry.
SUBSTANCE: nitride luminofore with red glowing, excitable by radiation in the range of waves 200-570 nm, has general formula Lis(M(1-x)Eux)1MgmAlnSipNq, wherein M = Sr, Ca, Ba, taken separately or their mixture, 0.045≤s≤0.60; 0.005≤x≤0.12; 0≤m≤0.12; 0≤n≤1.0; 1.0≤p≤2.40; 3.015≤q≤4.20; and for all compositions 2.0≤p+n≤2.40 and q≠4.
EFFECT: obtained luminophore has increased brightness and narrower band of luminescence.
2 cl, 1 dwg, 2 tbl, 6 ex
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