| 摘要 |
The invention relates to compounds of the general formula I (Sr1-z-nCazEun)mMp(SiN2)m-x(CN2)xSi3wN4w+p (I) where M stands for Al, Ga, Y, Gd or Lu and m stands for a value between 1 and 3 and n stands for a value from the range 0.005 m n 0.2 m and p stands for a value from 0 to 3 and w stands for a value from 0 to 2 and x stands for a value from the range 0 x m and z stands for a value from the range 0 z 0.4, and to a process for the preparation of these phosphors and to the use thereof as conversion phosphors or in lamps. |
