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Synthesis of nano-sized hydroxyapatite.

S A Tan¹, M N Ahmad Fauzi, B H Luay

¹School of Materials and Mineral Resources Engineering, Universiti Sains Malaysia.

The Medical Journal of Malaysia

|October 8, 2004

Summary

Researchers synthesized nanometer hydroxyapatite (HA) crystals using wet chemical precipitation. Key synthesis parameters were studied to control HA crystal size and phase purity, confirmed by XRD and SEM.

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Area of Science:

Materials Science
Nanotechnology
Crystallography

Background:

Hydroxyapatite (HA) is a crucial biomaterial with applications in bone regeneration and dental restoration.
Controlling the synthesis of nanometer-scale HA crystals is essential for optimizing their performance in biomedical applications.
Existing methods for HA synthesis require precise control over reaction conditions to achieve desired properties.

Purpose of the Study:

To synthesize nanometer-sized hydroxyapatite (HA) crystals using a wet chemical precipitation method.
To investigate the influence of key synthesis parameters on the size and phase purity of the resulting HA.
To characterize the synthesized HA crystals for phase identification and particle size determination.

Main Methods:

Wet chemical precipitation was employed for the synthesis of nanometer HA crystals.
X-ray powder diffraction (XRD) was used for phase identification of the synthesized materials.
Scanning electron microscopy (SEM) was utilized for particle sizing and morphological analysis.

Main Results:

Nanometer HA crystals were successfully synthesized with controlled sizes.
Specific synthesis parameters were identified as critical for achieving high phase purity.
Characterization confirmed the crystalline nature and size distribution of the HA nanoparticles.

Conclusions:

The wet chemical precipitation method is effective for producing nanometer HA crystals.
Optimizing synthesis parameters allows for precise control over HA crystal size and phase purity.
This study provides a foundation for tailoring HA properties for advanced biomedical applications.

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