Hafnium Oxide

Hafnium Oxide (Hafnia) is a high-refractive-index material used in advanced electronics and laser optics. Zyntex provides high-purity grades for thin-film deposition and thermal barrier coatings.

SKU: 12055-23-1 Category: Tag:
Description
Hafnium Oxide (Hafnia) is, furthermore, a premier high-performance ceramic supplied by Zyntex for the semiconductor, aerospace, and optical coating industries. This white, water-insoluble solid (CAS 12006-23-4) is one of the most stable and refractory materials known to science. In addition, it possesses a high dielectric constant and exceptional thermal stability. Therefore, it is extensively utilized as a “high-k” gate insulator in modern integrated circuits and as a critical component in the fabrication of high-power laser optics.

Comprehensive Product Overview

In the field of microelectronics, the miniaturization of transistors requires materials that can replace silicon dioxide to prevent current leakage. Hafnium Oxide is specifically selected because its high dielectric constant allows for increased gate capacitance without reducing layer thickness. For instance, it is the standard material for advanced CMOS processing. Consequently, it enables the production of faster and more energy-efficient processors. As a result, Zyntex ensures that our electronic-grade Hafnia features ultra-low zirconium content to maintain precise electrical properties.

Moreover, the optical-grade Hafnium Oxide provided by Zyntex is a fundamental component in the manufacture of multi-layer interference coatings. This application allows for high damage thresholds in ultraviolet and infrared laser systems, undoubtedly making it essential for telecommunications and medical laser equipment. At the same time, its extremely high melting point (approx. 2758°C) makes it ideal for thermal barrier coatings on turbine blades. In short, our product serves as a dependable “refractory-standard” for companies focusing on both nanometer-scale electronics and high-temperature aerospace engineering.

Recently, industrial demand has grown for Hafnia in the production of specialized ferroelectric memories (FeRAM). Because of this, Zyntex provides various formats, including high-purity sputtering targets and evaporation granules, to suit different deposition techniques. Ultimately, by choosing Zyntex as your partner, you secure a supply chain that prioritizes extreme purity and material consistency. To conclude, our commitment to technical excellence ensures that your advanced components—whether they are microchips or jet engine parts—achieve the highest levels of durability and performance.

Key Industrial Applications

This advanced oxide is specifically vital in the following four sectors:

💻 Semiconductor Gate Dielectrics

Essential for high-k metal gate (HKMG) technology; thus reducing power consumption in CPUs.

🔦 Optical Coatings

High refractive index material for antireflective coatings; consequently improving laser efficiency.

✈️ Aerospace Engineering

Used in thermal barrier coatings for jet engines; undoubtedly enhancing heat resistance.

🔋 Advanced Ceramics

Used in the production of high-temperature crucibles; specifically for melting superalloys.

Technical Specifications

ParameterStandard Value
Product NameHafnium Oxide (Hafnia)
Purity (HfO2 basis)99.9% – 99.999%
Zirconium Content< 100 ppm (Low Zr Grade)
CAS Number12006-23-4

🔬 Scientific Data: For technical documentation on the dielectric properties and phase transitions of Hafnia, please visit: PubChem: Hafnium Oxide Technical Details (External Link)