Technical Specifications:
- Material: Gold Nanopowder (Au)
- Purity: >99.95% or higher
- Particle Size: 15 nm (nanometers)
- Form: Metal basis (pure gold)
- Shape: Typically spherical or nearly spherical nanoparticles
- Density: Approximately 19.32 g/cm³ (for bulk gold)
- Melting Point: Approximately 1,064°C (1,947°F)
- Boiling Point: 2,970°C (5,378°F)
Chemical Composition:
- Gold (Au): >99.95%
Applications:
1. Catalysis:
- Gold nanopowder is widely used as a catalyst or catalyst support in various chemical reactions such as oxidation, reduction, hydrogenation, and dehydrogenation. Gold nanoparticles exhibit unique catalytic properties due to their high surface area and reactivity.
- Applications include green chemistry for environmentally friendly processes, such as carbon monoxide oxidation and selective hydrogenation in industrial processes like petrochemicals and pharmaceuticals.
2. Sensors and Diagnostics:
- Gold nanoparticles are used in biosensors and chemical sensors for detecting biological markers, toxins, pollutants, and diseases. The 15 nm size provides enhanced sensitivity and allows for easy functionalization of the nanoparticle surface.
- These nanoparticles are commonly used in diagnostic assays, point-of-care diagnostics, and biosensing applications for detection of diseases and environmental monitoring.
3. Medical and Biomedical Applications:
- Gold nanoparticles have various biomedical applications, including drug delivery and imaging. Due to their biocompatibility and easy functionalization with biomolecules, they are ideal for targeted drug delivery systems and imaging agents in cancer therapy.
- In nanomedicine, gold nanoparticles can be functionalized to target specific cells or tissues, enabling precise treatments with minimal side effects. They are also utilized in photothermal therapy, where they are heated by laser light to destroy cancerous cells.
4. Optical and Plasmonic Applications:
- Gold nanoparticles are known for their plasmonic properties, making them suitable for optical applications such as surface-enhanced Raman spectroscopy (SERS), nano-optics, and optical coatings.
- They are widely used in biosensing, molecular detection, and imaging due to their ability to enhance light-matter interactions. Their 15 nm size is optimal for plasmonic resonance for applications in nano-optics.
5. Electronics and Conductive Inks:
- Gold nanopowder is used in electronic applications such as printed electronics, flexible electronics, conductive inks, and RFID tags. Due to its excellent electrical conductivity, gold nanoparticles are ideal for creating high-performance conductive materials.
- It is used in printed circuit boards (PCBs), electronic packaging, and antenna materials, where high conductivity and flexibility are required.
6. Cosmetics and Personal Care Products:
- Gold nanoparticles are used in the cosmetics industry for their anti-aging and anti-inflammatory properties. They are incorporated into skin care products like creams, serums, and lotions to provide moisturizing effects and promote collagen production.
- The 15 nm particle size ensures that gold nanoparticles can penetrate the skin barrier, improving the effectiveness of the products.
7. Environmental Remediation:
- Gold nanoparticles are employed in environmental applications such as water purification and wastewater treatment. They help remove heavy metals, organic pollutants, and toxins from contaminated water sources.
- Gold nanoparticles can be functionalized to adsorb or catalytically break down pollutants, providing an eco-friendly solution to environmental contamination.
8. Photothermal Therapy:
- Gold nanopowder is a key material for photothermal therapy, especially in cancer treatment. When exposed to infrared light, gold nanoparticles efficiently convert the light energy into heat, selectively heating tumor cells and inducing hyperthermia to destroy cancerous tissues.
- The 15 nm size allows for efficient penetration into tissues, enhancing the treatment’s effectiveness while minimizing damage to surrounding healthy tissues.
9. Food and Packaging:
- Gold nanoparticles are used in food packaging materials to provide antimicrobial properties, increase shelf life, and prevent bacterial contamination. They are also used in food labeling and detection for traceability and authenticity verification.
- The biocompatibility and safety of gold nanoparticles make them suitable for applications in edible coatings and packaging materials that interact with food.
10. Research and Development:
- Gold nanoparticles are a focus of materials science, nanotechnology, and biotechnology research. They are explored for applications in drug delivery, biosensing, nanoelectronics, and energy harvesting.
- Researchers are investigating new ways to use gold nanoparticles for diagnostics, bioengineering, and nanocomposites that can revolutionize fields like medicine, electronics, and environmental sustainability.
Summary:
Gold Nanopowder (Au, >99.95+, 15 nm) is a high-performance material with unique plasmonic properties, high biocompatibility, and excellent electrical conductivity. Its small particle size (15 nm) makes it ideal for applications in sensors, catalysis, medical therapies, optical applications, cosmetics, and energy storage. The high purity ensures its effectiveness in advanced nanotechnologies, particularly in drug delivery, diagnostics, and bioimaging. Gold nanopowder is also important in the development of green technologies such as environmental remediation and water purification.
