Tantalum Pentoxide

Tantalum Pentoxide Granules are high-purity tantalum oxide granules with high chemical stability, a high refractive index and excellent dielectric properties. They are suitable for applications in optical coatings, electronic and dielectric materials, thin-film deposition and other advanced material applications.

VIMATERIAL supplies Tantalum Pentoxide Granules in controlled purity and granule sizes for research, development and industrial applications. Custom specifications and packaging can be discussed according to application requirements. Contact us for more information.

Basic Properties

Key Advantages of Ta₂O₅ Granules

• High Chemical Stability
• High Refractive Index
• High Dielectric Constant
• High Thermal Stability

Applications of Tantalum Pentoxide Granules

• Optical Coatings and Photonics: Ta₂O₅ is widely used in optical thin films and coatings because of its high refractive index and optical properties. Applications include optical lenses, interference coatings, photonic components and fibre-optic communication systems.
• Electronics and Dielectric Materials: Tantalum Pentoxide can be used as a dielectric material in capacitors and as a dielectric or insulating layer in electronic and semiconductor-related devices. Its high dielectric constant makes it attractive for high-k dielectric applications.
• Thin-Film Deposition: Ta₂O₅ Granules can serve as a source material for thin-film deposition processes where controlled tantalum oxide films are required. Depending on the equipment and process, Ta₂O₅ can be used for the preparation of functional dielectric, optical or protective films.
• Catalysis: Tantalum Pentoxide can be used as a catalyst or catalyst support in selected chemical processes, including oxidation and hydrogenation reactions. Its chemical and thermal stability can be beneficial in heterogeneous catalytic systems.
• Biomedical and Sensor Applications: Ta₂O₅-based materials have also been investigated for biosensors and other advanced biomedical material applications, particularly where chemical stability and dielectric or surface properties are required.

Packaging & Storage

Packaging: It is securely packed in sealed, moisture-resistant packaging to minimise contamination and exposure to moisture during transportation and storage. Packaging can be adapted to the required quantity, granule size and handling requirements.

Storage: Store in a cool, dry and well-ventilated place, in the original tightly sealed packaging. Protect the material from moisture, contamination and direct exposure to unsuitable environmental conditions. Keep the container closed when not in use.

Why Choose VIMATERIAL?

VIMATERIAL supplies high-purity tantalum oxide materials for research, development and industrial applications. We can support customers with different purity levels, particle or granule sizes and packaging requirements depending on the intended application.

If you require Tantalum oxide Granules for optical coating, dielectric materials, thin-film deposition or another specialised application, our team can help determine a suitable material specification.

Frequently Asked Questions

Q1. What are Ta₂O₅ Granules?

Ta₂O₅ Granules are granular Tantalum Pentoxide, also known as Tantalum(V) Oxide. They are typically supplied as white granules and are used as a source material for optical, electronic, dielectric and thin-film applications.

Q2. What is the melting point of Ta₂O₅?

Tantalum Pentoxide has a melting point of approximately 1,872 °C.

Q3. What are Ta₂O₅ Granules used for?

Typical applications include optical coatings, dielectric materials, electronic components, thin-film deposition, catalysis and selected sensor or biomedical material applications.

Q4. Is Ta₂O₅ a dielectric material?

Yes. Ta₂O₅ is widely recognised as a high-k dielectric material and is used in dielectric layers and other electronic applications.

Q5. Can Ta₂O₅ Granule size be customised?

Yes. Granule size can be discussed according to the requirements of the deposition process or other intended applications.