国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B031/04（3） C09K011/65（3）
发明人 GUO Y（3）
公开年 2016（3）
申请年 2016（2） 
专利权人 UNIV SHANGHA.（2）

Method for preparation of electron beam irradiation fluorescent graphene quantum dots used for imaging biological cells, involves adding pyrene to nitric acid, dissolving 1,3,6-nitro-pyrene in deionized water, adding hydrazine hydrate.

LI W, PAN D, WANG L, ZHAN J, GUO Y

Extraction of graphene quantum dots from coffee grounds solid waste, involves adding recovered coffee residue to dilute hydrochloric acid, stirring, carrying out ultrasonic surface activation, filtering and washing with deionized water.

LI W, PAN D, WANG L, GENG B, GUO Y

Preparation of graphene quantum dots involves adding hybridized carbon material to nitric acid solution, ultrasonically processing, refluxing, neutralizing, centrifuging, filtering, and subjecting to dialysis treatment.

GUO Y, HU N, YANG Z, ZHANG Y, XU M