| 摘要 |
The present invention relates to a new type of green luminophore composed of mixed rare-earth phosphates, and a method of preparation of these new lu minophores from precursors comprising particles having a mean diameter of be tween 1.5 and 15 microns, these particles comprising an inorganic core and a shell composed of a mixed lanthanum and/or cerium phosphate, optionally dop ed with terbium, evenly covering the inorganic core with a thickness greater than or equal to 300 nm. |
