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nitrogen-doped graphene quantum dots

Based on

15 Articles
2017 Most recent source

Composition

1

graphite

Type Single Compound
Formula C
Role raw materials
2

atomic oxygen

oxygen atom
Type Single Compound
Formula O
Role dopant
3

atomic nitrogen

nitrogen atom
Type Single Compound
Formula N
Role dopant

Properties

General physical and chemical properties

Property Value Nanomaterial Variant Source
emission

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photoluminescence quantum yield

Sensor properties

Type of sensor Sensor property Nanomaterial Variant Source
compounds sensor for hydroxyl radical in aqueous solution

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Applications

Area Application Nanomaterial Variant Source
diagnostics

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optoelectronics

Characterization

Method Nanomaterial Variant Source
atomic force microscopy

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high-resolution transmission electron microscopy
infrared spectroscopy
photoluminescence
Raman spectroscopy
transmission electron microscopy
UV
UV-Vis spectroscopy
X-ray diffraction
X-ray photoelectron spectroscopy

Biological effects

Biological system Test details Nanomaterial Variant Source
athymic nude mouse

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Preparation

Method 1

Type: Chemical synthesis
Source:
Starting materials
  • 2-({2-[bis(carboxymethyl)amino]ethyl}(carboxymethyl)amino)acetic acid
  1. W7ZBvWwq4
  2. fLNgy3GKz
  3. VLDsUnvW
  4. ZVhIt
Product

nitrogen-doped graphene quantum dots

Thickness: 0.5 - 2.5 nm

Medium: none

Support: mica

Method 2

Type: Chemical synthesis
Source:
Starting materials
  • 1,2-diaminoethane
  • citric acid
  • carbohydrates
  1. GyWLgkBLdq9UpT8kYdyC9
  2. eR70OxaOvxzgpx7d
  3. qsobY
Product

nitrogen-doped graphene quantum dots

Size: not specified

Medium/Support: none

Method 3

Type: Chemical synthesis
Source:
Starting materials
Product

nitrogen-doped graphene quantum dots

Size: 1 - 2 nm

Medium: water

Support: none

Method 4

Type: Chemical synthesis
Source:
Starting materials
  • citric acid
  • boric acid
  • carbohydrates
  1. YwhMHJR37AfY607VVHwPi
  2. YtDezUbOdJFQ9TiA
  3. sp3iK
Product

nitrogen-doped graphene quantum dots

Size: not specified

Medium/Support: none

Method 5

Type: Chemical synthesis
Source:
Starting materials
  • citric acid
  • urea
Product

nitrogen-doped graphene quantum dots

Lateral dimension: ~ 10 nm

Thickness: ~ 1.7 nm

Medium/Support: none

References

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