Technical Specifications:
- Material: Silver Nanopowder (Ag)
- Purity: 99.99% or higher
- Particle Size: 80-100 nm (nanometers)
- Form: Metal basis (pure silver)
- Shape: Spherical or nearly spherical nanoparticles
- Density: Approximately 10.49 g/cm³
- Melting Point: Approximately 961.8°C (1,763°F)
- Boiling Point: 2,162°C (3,924°F)
Chemical Composition:
- Silver (Ag): ~99.99%
Applications:
1. Electronics and Conductive Inks:
- Silver nanopowder is commonly used in the manufacturing of conductive inks, printed electronics, flexible electronics, and printed circuit boards (PCBs). The size of 80-100 nm makes these nanoparticles effective for high-performance electronic components, RFID tags, and sensors.
- The high conductivity of silver nanoparticles is used to develop conductive adhesives and inks for wearable electronics, smart packaging, and sensor circuits.
2. Catalysis:
- Silver nanoparticles are highly effective as catalysts or catalyst supports in various chemical processes, especially in oxidation, reduction, and hydrogenation reactions. Their high surface area and reactivity make them suitable for green chemistry applications.
- The 80-100 nm particle size provides an optimal surface for catalytic activity in processes such as hydrogenation of alkenes, oxidation reactions, and environmental catalysis like carbon monoxide oxidation.
3. Antimicrobial and Antibacterial Applications:
- Silver nanoparticles are well-known for their antibacterial and antimicrobial properties. The 80-100 nm particle size is effective in medical devices, wound dressings, personal care products, and water purification systems due to the nanoparticles’ ability to target bacteria and other pathogens.
- They are used in antimicrobial coatings for surfaces, textiles, and medical instruments to provide long-lasting protection and reduce the spread of infections.
4. Sensors and Diagnostics:
- Silver nanopowder is extensively used in biosensors and chemical sensors for detecting biological markers, toxins, and pollutants. Its high surface area and biological reactivity make it ideal for use in diagnostic assays, biosensing applications, and point-of-care diagnostics.
- Applications include the detection of diseases, virus detection, and pollutants in environmental testing and diagnostics.
5. Energy Storage and Conversion:
- Silver nanoparticles are used in energy storage devices like supercapacitors, batteries, and fuel cells. The large surface area and electrical conductivity of silver nanoparticles help in improving the charge storage and energy conversion efficiency of these devices.
- Silver nanopowder is used in the production of electrodes and electrochemical systems for supercapacitors and batteries, enabling enhanced energy performance and longer battery life.
6. Optical and Plasmonic Applications:
- Silver nanoparticles have unique plasmonic properties, making them valuable in optical applications such as surface-enhanced Raman spectroscopy (SERS), nano-optics, and optical coatings.
- They are used in biosensors, molecular detection, imaging, and enhanced light scattering, where their ability to amplify signals and interact with light makes them indispensable in optical technologies.
7. Photothermal Therapy:
- Silver nanoparticles are used in photothermal therapy for cancer treatment. When exposed to laser light, they absorb energy and convert it into heat, which can be directed at tumor cells for destruction while minimizing damage to surrounding healthy tissues.
- This application is particularly useful in targeted therapies and localized heating for oncology treatments.
8. Coatings and Functionalized Materials:
- Silver nanopowder is used in functional coatings for electronic components, sensors, water treatment, and biomedical devices. The nanoparticles provide electrical conductivity, antimicrobial properties, and improved optical properties.
- These coatings are applied to electromagnetic shielding, antibacterial surfaces, and protective layers for electronics, biotechnology, and industrial equipment.
9. Textiles and Fabrics:
- Silver nanopowder is incorporated into fabrics to provide antibacterial and odor-control properties. The 80-100 nm particle size ensures effective integration with fibers, providing long-lasting antimicrobial protection.
- It is used in medical textiles, sportswear, masks, and bedding for applications that require antibacterial resistance and hygienic properties.
10. Research and Development:
- Silver nanoparticles are widely utilized in nanotechnology and materials science research. Their biocompatibility, high surface reactivity, and electrical properties make them ideal for developing new materials, drug delivery systems, nanoelectronics, and nano-biotechnology.
- Researchers use silver nanopowder in the development of nanocomposites, biosensing technologies, and drug targeting strategies.
Summary:
Silver Nanopowder (Ag, 99.99%, 80-100 nm, Metal Basis) is a high-performance material known for its excellent electrical conductivity, catalytic properties, antibacterial activity, and plasmonic characteristics. The nanoparticle size (80-100 nm) provides a balance of surface area and reactivity, making it ideal for applications in electronics, energy storage, catalysis, biomedical devices, sensors, and optical technologies. Its high purity ensures optimal performance in advanced nanotechnology applications, particularly in green chemistry, biosensing, energy conversion, and medical therapies.
