Graphene quantum dot - Wikipedia
Graphene quantum dots (GQDs) are graphene nanoparticles with a size less than 100 nm. [1] Due to their exceptional properties such as low toxicity, stable photoluminescence, chemical stability and pronounced quantum confinement effect, GQDs are considered as a novel material for biological, opto-electronics, energy and environmental ...
Graphene quantum dots from chemistry to applications
2018年12月1日 · The applications of GQDs in biological imaging, optoelectrical detectors, solar cells, light emitting diodes, fluorescent agent, photocatalysis, and lithium ion battery are described. GQD composites, having optimized contents and properties, are also discussed to extend the applications of GQDs.
Graphene quantum dots: synthesis, characterization, and ...
2023年8月30日 · Graphene quantum dots (GQDs) are nanoscale particles of graphene, typically having a diameter of less than 20 nm. The unique attributes of GQDs include low toxicity, good solubility, tunable photoluminescence (PL), biocompatibility, and photo-induced electron transfer.
A Review of Advances in Graphene Quantum Dots: From ... - MDPI
2024年1月8日 · Graphene quantum dot (GQD) is a new type of carbon nanometer material. In addition to the excellent properties of graphene, it is superior due to the quantum limit effect and edge effect.
Graphene Quantum Dot - an overview | ScienceDirect Topics
Graphene quantum dot (GQD) is an important type of nanocarbon derived quantum dot [3, 7-9]. GQD is made up of small graphene fragments with dimensions ∼10 nm diameter [10-12]. GQD has unique quantum confinement and edge effects [13-15]. GQD has nonzero bandgap.
Graphene quantum dots: synthesis, properties, and ... - Springer
2022年6月15日 · GQDs are zero-dimensional fragments of bulk carbon materials with properties borrowed from both carbon dots and graphene; thereby, it can be recognized as tiny chunks of graphene.
Surface-Engineered Graphene Quantum Dots Incorporated into ...
2015年9月22日 · Graphene quantum dots (GQDs), a newly emerging 0-dimensional graphene based material, have been widely exploited in optoelectronic devices due to their tunable optical and electronic...