White Light-Emitting Diode Lamps Using Oxynitride and Nitride Phosphor Materials

Authors

• Ken SAKUMA
• Naoto HIROSAKI
• Naoki KIMURA
• Masakazu OHASHI
• Rong-Jun XIE
• Yoshinobu YAMAMOTO
• Takayuki SUEHIRO
• Kenichiro ASANO
• Daiichiro TANAKA