国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（3） B82（2） C09（2）
IPC小类 C01B（3） B82Y（2） C09K（2）
IPC C01B032/184（3） C09K011/65（2）
发明人 ZHANG Z（5）
公开年 2017（2） 2018（2）
申请年 2015（2）  2016（2） 
专利权人 UNIV TIANJIN POLYTECHNIC（5）

Preparation of nitrogen-doped graphene quantum dot with high selectivity used for, e.g. detection of hexavalent chromium ion by mixing citric acid and ammonia water, hydrothermally reacting, cooling, heating, dialyzing, and freeze-drying.

ZHANG J, CAI Y, MI C, FAN Y, ZHANG Z, MA Q

Method for preparing nanoporous copper composite material, involves preparing nanoporous copper composites by depositing structure containing graphene layer on nanoporous copper layer into impregnation solution and sintering.

KANG J, WANG Y, ZHOU T, QIAO Z, ZHANG Z, YU Z

Preparation of blue-emitting b-graphene quantum dot includes weighing citric acid, liquefying, heating, absorbing orange liquid, adding sodium hydroxide solution, mixing, neutralizing, refrigerating, dialyzing, purifying and vacuum drying.

ZHANG J, MI C, CAI Y, FAN Y, ZHANG Z, MA Q

Preparation of nitrogen-doped graphene-supported gold nanoparticles involves observing thin two-dimensional material loaded with black gold nanoparticles under transmission electron microscope.

ZHANG J, ZHANG K, ZHANG Z, MA Q

Growing carbon nanotubes on porous nano-porous copper-graphene compound involves preparing nano porous copper catalyst, cleaning copper alloy, drying copper alloy, and then keeping obtained copper alloy in hydrochloric acid solution.

KANG J, LI J, ZHANG Z, ZHANG X, ZOU C