国家/地区 中国（2）
IPC部 C（2） H（2）
IPC大类 C04（2） H01（2）
IPC小类 C04B（2）
IPC C04B035/50（2）
发明人
公开年 2022（2）
申请年 2021（2）
专利权人

Green fluorescent ceramic material useful in LED, preferably used as LED packaging material, LED lighting device e.g. LED green light lighting device or LED green light fish light comprises graphene yttrium-alumina-ceria-lutetium composite.

ZHOU Y, HONG M, LING J, ZHANG X, LI C

Method for preparing white light LED epitaxial material without packaging, involves performing chip process preparation, and electrically injecting to obtain chip directly emitting white light after finishing process.

LIANG Z, WANG Q, WANG X