Nanoparticles Synthesis

Nanoparticles (NPs) are structures with dimensions ranging from 1 to 100 nanometers. Due to their unique properties, including increased surface area-to-volume ratio, quantum effects, distinct optical, electrical, and magnetic properties, as well as cutting-edge properties such as biocompatibility, anti-inflammatory and antibacterial activity, bioactivity, bioavailability, tumor targeting, and bio-absorption, nanoparticles are being widely studied and applied across various fields like biomedical, electronics, energy, environment, food, and materials engineering. The unique physical and chemical properties of nanoparticles, which differ considerably from their bulk counterparts, make their synthesis a rapidly evolving area of research.

There are mainly three types of approaches for the synthesis of nanoparticles: the physical, chemical, and biological approaches. The physical synthesis of nanoparticles is also called the top-down approach, while chemical and biological approaches are collectively called the bottom-up approach. The biological approach is also named green systems of NPs. Top-down approaches involve breaking down bulk materials into nanoscale particles, while bottom-up approaches involve building nanoparticles from molecular precursors.

Fig. 1 Approaches of nanoparticles synthesis

When selecting a synthesis method for nanoparticles, various factors need to be taken into account to ensure that the desired properties and functionalities are achieved:

• Material Type: Different materials (metallic, oxide, ceramic, polymeric, composite, etc.) may require distinct synthesis methods.
• Size and Shape Control：Specific synthesis methods produce nanoparticles of varying sizes, which can influence their properties.
• Yield and Scalability：Feasibility of scaling up the synthesis process for commercial production without losing quality or requiring excessive costs.
• Cost：Assess the economic feasibility of the synthesis process, including both material costs, energy requirements and equipment needs.
• Purity and Contaminants：Consider the introduction of impurities or by-products to the final products.
• Environmental and Safety Considerations: Assess the environmental impact of the synthesis method, including the potential toxicity of raw materials and hazardous waste.

Our Nanoparticles Synthesis Service

STEMart employs proprietary synthesis approach to achieve the successful production of nanoparticles with desired characteristics tailored to specific application.

• Physical Synthesis
• Chemical Synthesis
• Biological Synthesis

For more information about our nanoparticle synthesis service, please contact us.