Barium Ferrite (BaFe₁₂O₁₉)

Surface Area (m²/g) :	N/A
Particle size d₅₀ (μm) :	<1.5
Purity (%) :	>99.9

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Description
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Catalogue Code	IN-BaFe-01
CAS No.	12047-11-9
Chemical Formula	BaFe₁₂O₁₉
Compound Name	Barium Ferrite
Surface Area (m²/g)	N/A
Particle size d₅₀ (μm)	<1.5
Purity (%)	>99.9

Introduction

Barium Ferrite, BaFe₁₂O₁₉, is a magnetic ceramic material belonging to the hexagonal ferrite family. Due to its complex magnetic properties, it is widely used in electronic and magnetic applications. Although it was traditionally known as a permanent magnet material, recent studies have focused on its application in advanced electronic applications, including its superconducting behavior under certain conditions and its role as a functional material in spintronics and microwave devices.

Properties

The barium ferrite compound has various properties in different sectors. Some of them are mentioned below:

Properties	Description
Appearance	Powder
Molar mass	~ 1111.448 g/mol
Magnetic Type	Ferromagnet
Density	~ 5.28 g/cm³
Mechanical Stability	High
Thermal Stability	High

Applications

Barium ferrite (BaFe₁₂O₁₉) has a wide range of applications across various fields, including the following:

Electronic Materials:
- Microwave Devices: Due to its high magnetic anisotropy, BaFe₁₂O₁₉ is used in microwave absorbers, isolators, and circulators.
- Semiconducting Applications: Potential material for designing sensors, actuators, and transducers.
Magnetic Storage: BaFe₁₂O₁₉ is widely used in magnetic tapes and hard disks due to its high coercivity and magnetic stability.
Energy Applications: Magnetocaloric and thermoelectric applications for energy harvesting and management.

FAQs

Queston: 1) Why is BaFe₁₂O₁₉ used in electronic devices? Its high magnetic anisotropy, thermal stability, and semiconducting properties make it suitable for microwave devices, spintronics, and sensors.

Answere: Its high magnetic anisotropy, thermal stability, and semiconducting properties make it suitable for microwave devices, spintronics, and sensors.

Queston: 2) How does Barium Ferrite compare with other ferrites in electronic applications?

Answere: BaFe₁₂O₁₉ is highly stable at high frequencies and temperatures and is, therefore, suitable for specific advanced applications, such as spintronics and microwave devices.

Queston: 3) Is Barium Ferrite environmentally friendly?

Answere: Yes, chemical stability and non-toxicity attributes make Barium Ferrite an environmentally friendly chemical compound.