Oxynitride fluorescent material and light-emitting device
Oxynitride fluorescent material and light-emitting device
Oxynitride phosphor activated by a rare earth element, and...
Oxynitride phosphor activated by a rare earth element, and...
Oxynitride phosphor and a light emitting device
Oxynitride phosphor and light emitting device
Oxynitride phosphor and production process thereof, and...
Oxynitride phosphor and semiconductor light-emitting device
Oxynitride-based fluorescent material and method for...
Particulate fluorescent material of (Y.sub.1-X" Eu.sub.x)203 an
Particulate fluorescent substance
Persistent phosphor
Phosphate base laser glasses
Phosphate fluorescent substance
Phosphate glass for use in the manufacture of ultra-short...
Phosphate glass useful in high power lasers
Phosphate glass useful in high power lasers
Phosphate neodymium glass for laser use
Phosphate treated silicate phosphor
Phosphor