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silica nanoparticles

Based on

2 Articles
2014 Most recent source

Composition

Image only illustrates the order and placement of components as described in literature.

1

amorphous silicon dioxide

amorphous silicic oxide amorphous silica
Type Single Compound
Formula SiO2
Role raw materials
2

cristobalite silica

silicon dioxide silicic oxide cristobalite silica
Type Single Compound
Formula SiO2
Role raw materials

Properties

General physical and chemical properties

Property Value Nanomaterial Variant Source
Nitrogen adsorption/desorption

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Applications

Area Application Nanomaterial Variant Source
adsorbents/absorbers/ion exchange materials

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Characterization

Method Nanomaterial Variant Source
energy dispersive X-ray spectroscopy

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Preparation

Method 1

Type: Chemical synthesis
Source:
Starting materials
  • rice husk ash
  1. TKhP5iCvugfSn6bwr
  2. 8WaKCN
  3. Gt26zOzF
Product

silica nanoparticles

Crystallite size: ~ 26 nm

Particle size: ~ 20 - ~ 25 nm

Pore radius: ~ 1.98 nm

Medium/Support: none

Method 2

Type: Chemical synthesis
Source:
Starting materials
  • aqueous ammonia solution
  • silicic acid tetraethyl ester
  1. VqQkHbM0q8qWDxS48s
Product

silica nanoparticles

Crystallite size: 27.10 - 38.13 nm

Size: ~ 67 nm

Medium/Support: none

Method 3

Type: Chemical synthesis
Source:
Starting materials
  • aqueous ammonia solution
  • silicic acid tetraethyl ester
  1. VAVr29H9ukWADsujyW
Product

silica nanoparticles

Crystallite size: 22.86 - 31.47 nm

Size: ~ 90 nm

Medium/Support: none

References

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