▎ 摘 要
NOVELTY - Preparing amino-functionalized graphene quantum dot involves utilizing citric acid, amino acid source, and de-ionized water as raw materials, dissolving, mixing, carrying out hydrothermal reaction, cooling, and then filtering. USE - Method for preparing amino-functionalized graphene quantum dot. ADVANTAGE - The method enables to prepare amino-functionalized graphene quantum dot in an eco-friendly manner, simple and feasible manner.