Customized Nanocoating on Cadmium Sulfide Substrate

Cadmium sulfide is a chemical compound that is made up of inorganic elements. It is the major source of cadmium for all commercial uses since it is a simple to extract and purify chemical. Cadmium sulfide and cadmium selenide can combine to generate a solid solution, which is used to make a photoresistor that detects visible and near-infrared light.

Alfa Chemistry provides one-of-a-kind surface modification services for cadmium sulfide substrates with functional surfaces that improve performance in a variety of applications. You may improve the surface features of nearly any cadmium sulfide-related product with our easy-to-apply surface treatment technology. Please contact us if you'd like to simply change the surface properties of your items.

Extensive Surface Modification Technology Options

Alfa Chemistry provides customers with a number of semiconductor surface coating methods that can be used to functionalize the surface of cadmium sulfide materials and impart a variety of surface features. The following are some of our surface alteration technologies, but they are not exhaustive. Please contact us for more information on our technologies.

• Surface Waterproof Coating Technology - On the surface of cadmium sulfide materials, we can add hydrophobic and oleophobic qualities, making them highly water and oil resistant and efficient against all liquid penetration.
• Particle-modified coating technology - By functionalizing cadmium sulfide particles, we can improve particle behavior, reduce aggregation and improve cross-linking.
• Adhesion Promotion Coating Technology - By functionalizing the surface of cadmium sulfide materials, we can improve their surface adhesion.
• Lubricant coating technology - We are able to lubricate the surface of functionalized cadmium sulfide materials to improve their surface friction properties.

Learn more about our hydrophobic and oleophobic coatings.
Learn more about our adhesion promotion coatings.
Learn more about our particle-modified coatings.
Learn more about our lubricant coatings.

Alfa Chemistry Coating Solution Cases

Case 1: Surface coating of cadmium sulfide quantum dots

Quantum dots (QDs) are commonly used in a variety of applications, including electronics and medical. Alfa Chemistry can modify the surface of cadmium sulfide quantum dots (CdS-QDs) to support plant research.

Examples include studying the bioaccumulation and biological response of CdS-QDs compared to Cd2+ ions and bulk CdS through soybean seedlings. To learn more about how surface coatings affect quantum dot stability, uptake, translocation, subcellular localization, and cellular responses, we modified bare CdS-QDs with a variety of polar and surface-charged ligands. To prepare QD-TOPO, QD-PVP, QD-MAA, and QD-GLY, four common ligands were used: trioctylphosphine oxide, polyvinylpyrrolidone, thioglycolic acid, and glycine. acetic acid and glycine.

Fig 1. Surface coating determines soybean plant response to cadmium sulfide quantum dots. (Majumdar S, et al. 2019)

Why Choose Alfa Chemistry?

• Our custom coated products are thin and green and safe.
• We have extensive experience in surface coating of semiconductor materials.
• Our solutions are tailored to meet the unique needs of your product.

Reference

• Majumdar S, et al. (2019). "Surface Coating Determines the Response of Soybean Plants to Cadmium Sulfide Quantum Dots." NanoImpact. 14: 100151.