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Potassium tantalum oxide (KTaO3)

Potassium tantalum oxide (KTaO3) is widely used in fields such as electronics and optics
Potassium tantalic acid is a compound with perovskite structure, which is composed of TaO6 Octahedron arranged in a square and potassium ions located in the pores of Octahedron. This structure endows potassium tantalum acid with unique physical and chemical properties
Potassium tantalum acid is a cubic structure ferroelectric material at room temperature. When the temperature decreases, it can transform into an anti ferroelectric phase, which makes it have important applications in ferroelectric components. In addition, potassium tantalum acid also exhibits good optical properties, making it widely used in optical and optoelectronic devices
The unique properties of potassium tantalum acid make it widely used in many fields. For example, in the field of electronics, potassium tantalum acid is used to make capacitors, ferroelectric random access memories, and so on. In the field of optics, potassium tantalum acid can be used to make optical lenses, optical windows, etc
The research and application of potassium tantalum acid are constantly developing. With the progress of scientific research technology, the preparation process of potassium tantalum acid has been improved, which can prepare potassium tantalum acid materials with better quality and lower cost. At the same time, researchers are also exploring new applications of potassium tantalum acid, such as in new solar cells, optical communication, and other fields. It is expected that with the progress of scientific research technology, potassium tantalum acid will have more widespread applications in the future.

Dihedral Technology(DHD) Co., Ltd. manufacture and processing/provide multiple specifications and high quality KTaO3 crystal,targets,materials.

Applications

Used for manufacturing laser modulators, digital deflectors, and semiconductor devices.

It is expected to be used as a substrate material for superconducting thin films.

Features

Potassium tantalate (KTaO3) is a solid material with good optical transparency, which has high transparency in the visible and near-infrared regions.
This material has a high dielectric constant and nonlinear optical effects, which makes it widely used in electronic and optical devices, such as capacitors, light modulators, and lasers.
Potassium tantalate exhibits superconductivity at low temperatures, making it potentially useful in the fields of superconducting electronics and quantum computing.
This material has good chemical and thermal stability, and can maintain its performance under various environmental conditions.
The crystal structure of potassium tantalate can be regulated through chemical doping and other means to meet the needs of different applications.

  • Molecular formula

    KTaO3 (KT)

    Space Group

    m3m

    Lattice Constant

    3.984 Å

    Melting Point

    1352.2℃

    Density

    7.025 (g/cm3)

    Mohs Hardness

    6 (mohs)

    Growth Method

    Czochralski

    Refractive Index

    2.226@633nm, 2.152@1539nm

    Thermal Expansion

    4.027×10-6/K

    Specific Heat (room temperature)

    0.378(J/gK)

    Transmission Wavelength

    380~4000nm

    Orientation

    <100>;<110>;<111>

    Dimension

    20x20x0.5mm;10x10x0.5mm,5x5x0.5mm

    According to customer needs, substrates with special orientation and size can be customized.

    Polishing

    One side or two sides, Ra< 5 Å


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