Articles with "gqd hpb" as a keyword



Erbium-Doped GQD-Embedded Coffee-Ground-Derived Porous Biochar for Highly Efficient Asymmetric Supercapacitor

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Published in 2022 at "Nanomaterials"

DOI: 10.3390/nano12111939

Abstract: A nanocomposite with erbium-doped graphene quantum dots embedded in highly porous coffee-ground-derived biochar (Er-GQD/HPB) was synthesized as a promising electrode material for a highly efficient supercapacitor. The HPB showed high porosity, with a large surface… read more here.

Keywords: gqd; hpb; gqd hpb; coffee ground ... See more keywords