国家/地区 中国（2）
IPC部 B（2）
IPC大类 C09（2）
IPC小类 C09K（2）
IPC
发明人
公开年 2023（2）
申请年 2021（2）
专利权人

Preparing magnetic fluorescent graphene, involves grinding graphite flakes and stainless steel needles magnetically, oxidizing with concentrated nitric acid and concentrated sulfuric acid, then ultrasonicating, calcining, dissolving in deionized water, suction filtering, dialyzing, and freeze-drying.

SONG Z, LI J, LIU Y, ZHAO Z, ZHANG B

QLED device comprise cathode layer, a quantum dot light-emitting layer, a hole composite layer comprising an aromatic amino acid film layer provided on surface of hole functional layer, and an anode layer.

LU Z, HUANG P