Hydroxyapatite-based composites: Excellent materials for environmental remediation and biomedical applications

Area of Science:

• Materials Science
• Nanotechnology
• Chemical Engineering

Background:

• Hydroxyapatite (HAp) nanomaterials possess unique properties making them suitable for advanced catalytic and biomedical applications.
• HAp is utilized in drug and protein carriers, and in diverse catalytic technologies.

Purpose of the Study:

• To examine the structure, properties, and synthesis methods of Hydroxyapatite (HAp) nanomaterials.
• To discuss the benefits and drawbacks of various HAp synthesis techniques.
• To review the applications of HAp in catalysis and biomedicine.

Main Methods:

• Literature review of HAp synthesis methods including hydrothermal, microwave-assisted, co-precipitation, sol-gel, and solid-state approaches.
• Analysis of HAp applications in photocatalytic degradation, adsorption, and as drug/protein carriers.
• Discussion of challenges and future research directions for HAp-based nanocomposites.

Main Results:

• HAp exhibits significant potential in photocatalytic degradation of pollutants and adsorption of heavy metals and dyes.
• HAp-based materials are effective in treating bone disorders and serve as carriers for drugs and proteins.
• Various synthesis methods yield HAp with distinct properties, each with advantages and limitations.

Conclusions:

• The development of HAp-based nanocomposites is crucial for addressing environmental concerns and advancing biomedical applications.
• Further research into HAp synthesis and its applications will drive innovation in nanotechnology and materials science.
• Optimizing synthesis routes and exploring novel nanocomposite formulations are key for future advancements.