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hydroxyapatite nanoparticles

Based on

185 Articles
4 Patents
2017 Most recent source

Composition

1

hydroxylapatite

hydroxyapatite HAp HA
Type Single Compound
Formula Ca10(PO4)6(OH)2
Role raw materials

Properties

General physical and chemical properties

Property Value Nanomaterial Variant Source
Nitrogen adsorption/desorption

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Surface area
Zeta potential

Catalytic properties

Reaction Value Nanomaterial Variant Source
benzene hydrogenation

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Applications

Area Application Nanomaterial Variant Source
drug delivery

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implants
medicine/veterinary

Characterization

Method Nanomaterial Variant Source
dynamic light scattering

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energy dispersive X-ray spectroscopy
field emission scanning electron microscopy
high-resolution transmission electron microscopy
infrared spectroscopy
scanning electron microscopy
selected area electron diffraction
thermogravimetric analysis
transmission electron microscopy
X-ray diffraction

Biological effects

Biological system Test details Nanomaterial Variant Source
Bacillus subtilis

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Preparation

Method 1

Type: Chemical synthesis
Source:
Starting materials
  • orthophosphoric acid
  • calcium hydroxide
Product

hydroxyapatite nanoparticles

Crystallite size: 28.2 nm

Medium/Support: none

Method 2

Type: Chemical synthesis
Source:
Starting materials
  • calcium acetate monohydrate
  • diammonium hydrogen orthophosphate
  1. hhWIIjCmnsrDT2
Product

hydroxyapatite nanoparticles

Size: not specified

Medium: physiological fluid

Support: none

Method 3

Type: Chemical synthesis
Source:
Starting materials
  • calcium(II) nitrate tetrahydrate
  • dipotassium hydrogen orthophosphate trihydrate
  1. w5L5iXp0yPfxqCEGfcTb55ul6jrw3LK8ruvSR
  2. 5TAgokKg
  3. 2ZG
Product

hydroxyapatite nanoparticles

Diameter: ~ 87 nm

Pore diameter: 17.5 nm

Medium/Support: none

Method 4

Type: Chemical synthesis
Source:
Starting materials
  • calcium(II) nitrate tetrahydrate
  1. bX2mlQAQcixlcn
Product

hydroxyapatite nanoparticles

Diameter: 11 - 59 nm

Medium/Support: none

Method 5

Type: Physical formation
Source:
Starting materials
Product

hydroxyapatite nanoparticles

Hydrodynamic diameter: ~ 515 nm

Medium: isopropyl alcohol

Support: none

References

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