LED and its fluorescent powder
Light emitting apparatus
Light emitting device
Light emitting device
Light emitting device and illuminator using the same
Light emitting device and illuminator using the same
Light emitting device having silicate fluorescent phosphor
Light emitting diode, optical semiconductor device, epoxy...
Light phosphor with zeolitic structure
Light sources with nanometer-sized VUV radiation-absorbing...
Light-emitting material and light-emitting element
Light-emitting material and light-emitting element
Liquid or pasty, storage-stable multiple emulsions of the O.sup.
Lithium borosilicate phosphors
Lithium doped terbium activated gadolinium oxysulfide phosphor
Lithium-containing sialon phosphor and method of...
Long afterglow luminescent material with compounded...
Long afterglow phosphor and a process for the preparing thereof
Long afterglow silicate luminescent material and its manufacturi
Long decay luminescent material