Europium sulfide is dark gray powder, which is a kind of rare earth sulfides. The other names are europium(III) sulfide, europium sulphide. It is stable in air. Eu2O3 is the raw material. It can use europium oxalate or europium sulfate as raw material too. Europium sulphide is a kind of phosphors. Water-soluble EuS nano crystals own the property of fluorescence, magnetism and low biotoxicity. It gets use in magnetic and fluorescent biometric imaging.
Europium Sulfide
| CAS No.:12020-65-4 | EINECS No.:234-661-3 | Molecular Formula:EuS | Molecular Weight:184.02 |
| EuS/TRES | TRES | La | Ce | Pr | Nd | Y | Sm |
| >99.95% | >99% | <0.0001% | <0.0001% | <0.0001% | <0.0001% | <0.0001% | <0.0001% |
| Gd | Tb | Dy | Ho | Er | Tm | Yb | Lu |
| <0.0001% | <0.0001% | <0.0001% | <0.0001% | <0.0001% | <0.0001% | <0.0001% | <0.0001% |
| Fe | Si | Ca | Al | Cu | Ni | O | S |
| <0.0003% | <0.0005% | <0.0002% | <0.0002% | <0.0005% | <0.0003% | <0.0003% | <1.0% |
| C | |||||||
| <0.003% |
Applications
One of the primary applications of europium sulfide lies in the realm of optoelectronics. Its exceptional luminescent porperties enable its use in phosphors and as a dopant in solid-state devices, including LEDs and lasers. Europium-doped materials are particularly valued for their ability to emit bright, red light, making them essential components in high-quality display technologies, lighting solutions, and optical devices. The efficiency of europium sulphide in converting energy into visible light enhances its relevance in various applications, contributing to advancements in energy-efficient lighting and color displays.
In addition to its optoelectronic applications, europium sulphide is recognized for its potential in materials science and nanotechnology. The compound can be utilized in the synthesis of advanced materials with specific optical and electronic properties. Its unique characteristics make it suitable for developing nanoscale materials, which may have applications in drug delivery systems, imaging, and targeted therapies in the biomedical field.
Furthermore, europium sulphide’s unique properties extend to environmental applications, where it can play a role in the remediation of pollutants and heavy metals. Its ability to interact with various contaminants makes it a valuable canadidate for developing effective materials for environmental cleanup.