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graphene quantum dots

Based on

1 Articles
2015 Most recent source

Composition

1

graphene nanosheets

graphene sheets graphene
Type Nano Material
Formula
Role core
2

hydroxide radical

hydroxide group hydroxyl group hydroxy group hydroxy-group hydroxyl hydroxy
Type Single Compound
Formula *OH
Role layer
3

carboxyl group

carboxyl
Type Single Compound
Formula -CHO2
Role layer
4

carbonyl group

acetyl moiety ketone group keto group carbonyl
Type Single Compound
Formula -C(O)-
Role layer
5

amine group

amine group amino
Type Single Compound
Formula -NH2
Role layer

Properties

General physical and chemical properties

Property Value Nanomaterial Variant Source
photoluminescence lifetime dependent on time of UV exposure

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Characterization

Method Nanomaterial Variant Source
atomic force microscopy

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Preparation

Method 1

Type: Chemical synthesis
Source:
Starting materials
  • graphite
  1. fSEhpV5QdbdjQR0
  2. thga7UPFFbV61Rm9mebekVu88No
Product

graphene quantum dots

Diameter: ~ 4.6 nm

Height: 0.8 nm

Medium/Support: none

Method 2

Type: Chemical synthesis
Source:
Starting materials
  • graphite
  1. K2Hw3PzlOGM0WYC
  2. WfJcGIlvmXODN9pseOcd4TbOFH2
Product

graphene quantum dots

Diameter: 4.41 nm

Medium/Support: none

Method 3

Type: Chemical synthesis
Source:
Starting materials
  • highly oriented pyrolytic graphite
  1. REaqtignj33z5gF
  2. vW3yv3Ke1OpTFEhVht6PGgzsp4Q
Product

graphene quantum dots

Diameter: 1.77 nm

Medium/Support: none

Method 4

Type: Chemical synthesis
Source:
Starting materials
  • graphite
  1. in02fcVnt7gsgAJ
  2. jjI9lGZevV9PVr063YfqHv3IyWi
Product

graphene quantum dots

Diameter: 2.85 nm

Medium/Support: none

Method 5

Type: Chemical synthesis
Source:
Starting materials
  • graphite
  1. FBGv8AeLlel8R7S
  2. 2foMyic9AcdkpLyVj6eZ02wnhmw
Product

graphene quantum dots

Diameter: 3.32 nm

Medium/Support: none

References

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