Preparation and characterization of multistimuli-responsive photoluminescent nanocomposites of graphene quantum dots with hyperbranched polyethylenimine derivatives

Nanoscale , 2014, Accepted Manuscript

DOI: 10.1039/C4NR00739E, Paper

Xing Liu, Hua-Ji Liu, Fa Cheng, Yu Chen

Oxidized graphene sheet (OGS) was treated with a hyperbranched polyethylenimine (PEI) under the hydrothermal condition to generate the nanocomposites of graphene quantum dot (GQD) functionalized with PEI (GQD-PEI). The influence...

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