Cadmium Sulfur Silica Core Shell Nanoparticles (CdS/SiO2, 99.9%, APS: 80-100nm, Metal Salt Core)

Cadmium Sulfur Silica Core-Shell Nanoparticles

Applications

Biomedical Applications

Fluorescent Imaging: The photoluminescent properties of CdS make CdS/Silica core-shell nanoparticles highly suitable for fluorescent imaging. The tunable emission of these nanoparticles allows for multicolor imaging in biological systems, making them ideal for in vivo imaging and cell tracking.

Drug Delivery: The silica shell can be functionalized with biomolecules (such as antibodies or small molecules) that allow for targeted drug delivery. The high surface area of the silica shell can also facilitate the encapsulation of therapeutic agents, such as anticancer drugs or nucleic acids, for controlled release.

Biosensors: Due to their fluorescent properties and the ability to functionalize the silica shell, CdS/Silica core-shell nanoparticles can be used in biosensors for detecting specific biomolecules, pathogens, or environmental contaminants. The tunable fluorescence of these nanoparticles makes them highly sensitive for detecting target molecules.

Environmental Remediation and Photocatalysis

Photocatalysis for Pollutant Degradation: The CdS core has well-established photocatalytic properties, which can be enhanced by the presence of the silica shell. When irradiated with light, CdS can generate electron-hole pairs that can be used for degrading organic pollutants in water and air. The silica shell helps prevent the aggregation of CdS nanoparticles and stabilizes them for long-term use in environmental cleanup.

Solar Energy Harvesting: The CdS/Silica core-shell nanoparticles can be utilized in solar energy applications, such as solar cells and photovoltaic devices, where the CdS core absorbs light and generates charge carriers, while the silica shell protects and enhances the overall performance of the nanoparticle system.

Optoelectronic Devices

Light Emitting Diodes (LEDs): The fluorescent properties of CdS make these nanoparticles potential candidates for LED applications. The silica shell enhances the stability of the nanoparticles and improves their optical efficiency, making them suitable for solid-state lighting and display technologies.

Photodetectors: CdS/Silica core-shell nanoparticles can be used in photodetectors, where they act as light-sensitive materials that convert light into electrical signals. The silica shell helps improve the durability of the nanoparticles, allowing them to function efficiently in optical sensing and communication systems.